CN216279809U - Seamless steel pipe of resistance to compression formula of buckling - Google Patents

Seamless steel pipe of resistance to compression formula of buckling Download PDF

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Publication number
CN216279809U
CN216279809U CN202122560360.5U CN202122560360U CN216279809U CN 216279809 U CN216279809 U CN 216279809U CN 202122560360 U CN202122560360 U CN 202122560360U CN 216279809 U CN216279809 U CN 216279809U
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China
Prior art keywords
shaped sleeve
bending
arc
sleeve
fixedly connected
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CN202122560360.5U
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Inventor
王春善
张桂霞
宋丹丹
马春兰
闫友军
闫友杰
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Liaocheng Leixin Metal Products Co ltd
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Liaocheng Leixin Metal Products Co ltd
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Abstract

The utility model discloses a bending pressure-resistant seamless steel tube which comprises a bending tube body, wherein the upper end part of the transverse end of the bending tube body is fixedly connected with an upper arc-shaped sleeve, the lower end of the transverse end of the bending tube body is provided with a lower arc-shaped sleeve, a fixing piece is fixedly sleeved outside the vertical end of the bending tube body, the upper end and the lower end of the side wall of the fixing piece are symmetrically and fixedly connected with a pair of fixing plates, a threaded rod is rotatably connected between the pair of fixing plates, and a supporting mechanism for supporting the lower arc-shaped sleeve is installed on the threaded rod. According to the utility model, by arranging the upper arc-shaped sleeve, the lower arc-shaped sleeve, the supporting mechanism, the driving mechanism and the like, the rotating handle can be rotated according to different pressures applied to the transverse end of the bending pipe body, the lower arc-shaped sleeve is pushed to apply an upward supporting force to the transverse end of the bending pipe body, the lower arc-shaped sleeve and the inclined rod can be ensured to stably support the transverse end of the bending pipe body, the transverse end of the bending pipe body is prevented from being broken due to overlarge pressure, and the steel pipe does not need to be subjected to multiple load checking operations, so that the use of related building construction is facilitated.

Description

Seamless steel pipe of resistance to compression formula of buckling
Technical Field
The utility model relates to the technical field of seamless steel pipes, in particular to a bending compression-resistant seamless steel pipe.
Background
A seamless steel pipe is a steel material having an economical cross section, which is widely used for manufacturing structural members and mechanical parts, such as annular parts made of steel pipes for oil drill pipes, automobile transmission shafts, bicycle frames, steel scaffolds for construction, and the like, and is lighter in weight as compared with solid steel materials such as round steel, at the same bending strength and torsion strength.
The seamless steel tube comprises a bending steel tube, and compared with a common long straight steel tube, the bending steel tube has general compressive property, the bending part is easy to break when bearing pressure, and more load checking work needs to be carried out before the bending steel tube is used, so that the steel tube is prevented from being broken under pressure and is more tedious. Therefore, it is necessary to provide a bending pressure-resistant seamless steel pipe.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a bending pressure-resistant seamless steel tube.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a seamless steel pipe of resistance to compression formula of buckling, is including the body of buckling, buckle body horizontal end upper end fixedly connected with and go up the arc cover, buckle body horizontal end lower extreme and be provided with down the arc cover, the body of buckling erects the outside fixed cover of end and has connect the mounting, a pair of fixed plate of lower extreme symmetry fixedly connected with is a pair of on the mounting lateral wall rotate between the fixed plate and be connected with the threaded rod, install on the threaded rod and be used for supporting the supporting mechanism of arc cover is located the lower extreme the fixed plate lower extreme is installed and is used for the drive the rotatory actuating mechanism of threaded rod, go up the arc cover and pass through fixed establishment fixed connection with lower arc cover.
Preferably, the supporting mechanism comprises a threaded sleeve and a supporting inclined rod, the threaded sleeve is in threaded connection with the threaded rod, one end of the supporting inclined rod is fixedly connected to the side wall of the threaded sleeve, and the other end of the supporting inclined rod is fixedly connected to the lower end of the lower arc-shaped sleeve.
Preferably, actuating mechanism includes twist grip, twist grip rotate through the pivot connect in the fixed plate lower extreme, just twist grip with the coaxial fixed connection of threaded rod.
Preferably, the fixing mechanism comprises two pairs of connecting plates and a fixing bolt, the two pairs of connecting plates are respectively and fixedly connected to the edge positions of the upper arc-shaped sleeve and the lower arc-shaped sleeve, a threaded hole is formed in each connecting plate, and the fixing bolt is in threaded connection with the threaded hole in each connecting plate.
Preferably, the outside parcel of twist grip is provided with anti-skidding gum cover, just anti-skidding line has been seted up on anti-skidding gum cover surface.
Preferably, the interface of the upper arc-shaped sleeve and the lower arc-shaped sleeve is semicircular, and the inner diameters of the upper arc-shaped sleeve and the lower arc-shaped sleeve are the same and are equal to the outer diameter of the bent pipe body.
The utility model has the following beneficial effects:
through setting up the arc cover, lower arc cover, supporting mechanism and actuating mechanism etc. can be different according to the body horizontal end pressure of buckling, turning handle is rotated to the degree difference of downwarping, turning handle drives the threaded rod and rotates, make the threaded sleeve drive the down tube and shift up, and then arc cover rebound under the promotion, exert ascending holding power for the body horizontal end of buckling, it is fixed with last arc cover to utilize fixing bolt to overlap arc down, can guarantee down that arc cover and down tube can the steady support body horizontal end of buckling, avoid buckling the body horizontal end of buckling and press too big and fracture, and need not to carry out many times load check work to the steel pipe before the use, the use of relevant building construction has been made things convenient for.
Drawings
FIG. 1 is a schematic structural view of a bending pressure-resistant seamless steel tube according to the present invention;
FIG. 2 is a schematic cross-sectional view taken at A-A of FIG. 1;
fig. 3 is a schematic structural view of the transverse end of the bending tube body of the bending pressure-resistant seamless steel tube according to the present invention.
In the figure: 1. bending the pipe body; 2. a fixing member; 3. a fixing plate; 4. a threaded rod; 5. a threaded sleeve; 6. a diagonal bar; 7. a lower arc-shaped sleeve; 8. an arc-shaped sleeve is arranged; 9. a connecting plate; 10. fixing the bolt; 11. the handle is rotated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a seamless steel pipe of buckling resistance to compression formula, including the body 1 of buckling, the body 1 of buckling is provided with lower arc cover 7 in the upper end fixedly connected with arc cover 8 on the horizontal end, the body 1 of buckling is provided with lower arc cover 7 on the horizontal end lower extreme, the body 1 of buckling is fixed the fixed part 2 of having cup jointed in the outside of the vertical end, the upper and lower end symmetry fixedly connected with a pair of fixed plate 3 on the 2 lateral walls of fixed part, rotate between a pair of fixed plate 3 and be connected with threaded rod 4.
Install the supporting mechanism who is used for supporting arc cover 7 down on the threaded rod 4, supporting mechanism includes threaded sleeve 5 and supports down tube 6, and 5 threaded connection of threaded sleeve are on threaded rod 4, support 6 one end fixed connection of down tube on 5 lateral walls of threaded sleeve, support 6 other end fixed connection of down tube 7 lower extremes.
The lower end of the fixing plate 3 positioned at the lower end is provided with a driving mechanism for driving the threaded rod 4 to rotate, the driving mechanism comprises a rotating handle 11, the rotating handle 11 is rotatably connected to the lower end of the fixing plate 3 through a rotating shaft, and the rotating handle 11 is coaxially and fixedly connected with the threaded rod 4.
Go up arc cover 8 and arc cover 7 down and pass through fixed establishment fixed connection, fixed establishment includes two pairs of connecting plates 9 and fixing bolt 10, and two pairs of connecting plates 9 are fixed connection respectively in the border position department of last arc cover 8 and arc cover 7 down, and set up threaded hole on the connecting plate 9, and fixing bolt 10 threaded connection is in the threaded hole on connecting plate 9.
The outside parcel of twist grip 11 is provided with anti-skidding gum cover, and anti-skidding line has been seted up on anti-skidding gum cover surface.
The interface of the upper arc-shaped sleeve 8 and the lower arc-shaped sleeve 7 is semicircular, and the inner diameters of the upper arc-shaped sleeve 8 and the lower arc-shaped sleeve 7 are the same and are equal to the outer diameter of the bent pipe body 1.
In the utility model, when the bending pipe body 1 is used, the rotating handle 11 is rotated according to different pressures and different downward bending degrees of the transverse end of the bending pipe body 1, the rotating handle 11 drives the threaded rod 4 to rotate, the threaded rod 4 enables the threaded sleeve 5 to drive the inclined rod 6 to move upwards, and the inclined rod 6 pushes the lower arc-shaped sleeve 7 to move upwards to apply an upward supporting force to the transverse end of the bending pipe body 1.
Use fixing bolt 10 to fix arc cover 7 and last arc cover 8 down this moment, guarantee that arc cover 7 and down the down tube 6 can the steady support body 1 horizontal end of buckling, avoid 1 horizontal end of the body of buckling to be pressed too big and fracture, and need not to carry out many times load check work to the steel pipe before the use, made things convenient for relevant building construction's use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. A bending pressure-resistant seamless steel tube comprises a bending tube body (1) and is characterized in that, the upper end part of the transverse end of the bending pipe body (1) is fixedly connected with an upper arc-shaped sleeve (8), the lower end of the transverse end of the bending pipe body (1) is provided with a lower arc-shaped sleeve (7), the outer part of the vertical end of the bending pipe body (1) is fixedly sleeved with a fixing piece (2), a pair of fixing plates (3) are symmetrically and fixedly connected with the upper end and the lower end of the side wall of the fixing piece (2), a threaded rod (4) is rotatably connected between the pair of fixing plates (3), a supporting mechanism for supporting the lower arc-shaped sleeve (7) is arranged on the threaded rod (4), a driving mechanism for driving the threaded rod (4) to rotate is arranged at the lower end of the fixed plate (3) positioned at the lower end, the upper arc-shaped sleeve (8) is fixedly connected with the lower arc-shaped sleeve (7) through a fixing mechanism.
2. The bending and pressure-resisting seamless steel tube as claimed in claim 1, wherein the supporting mechanism comprises a threaded sleeve (5) and a supporting diagonal rod (6), the threaded sleeve (5) is in threaded connection with the threaded rod (4), one end of the supporting diagonal rod (6) is fixedly connected to the side wall of the threaded sleeve (5), and the other end of the supporting diagonal rod (6) is fixedly connected to the lower end of the lower arc-shaped sleeve (7).
3. The bending and pressure-resisting seamless steel tube as claimed in claim 1, wherein the driving mechanism comprises a rotating handle (11), the rotating handle (11) is rotatably connected to the lower end of the fixing plate (3) through a rotating shaft, and the rotating handle (11) is coaxially and fixedly connected with the threaded rod (4).
4. The bending and pressure-resisting seamless steel tube as claimed in claim 1, wherein the fixing mechanism comprises two pairs of connecting plates (9) and fixing bolts (10), the two pairs of connecting plates (9) are respectively and fixedly connected to the edge positions of the upper arc-shaped sleeve (8) and the lower arc-shaped sleeve (7), the connecting plates (9) are provided with threaded holes, and the fixing bolts (10) are in threaded connection with the threaded holes in the connecting plates (9).
5. The bending and pressure-resisting seamless steel tube as claimed in claim 3, wherein the outside of the rotating handle (11) is wrapped with an anti-slip rubber sleeve, and the surface of the anti-slip rubber sleeve is provided with anti-slip lines.
6. The bent pressure-resistant seamless steel tube as claimed in claim 1, wherein the interface between the upper arc-shaped sleeve (8) and the lower arc-shaped sleeve (7) is semicircular, and the inner diameters of the upper arc-shaped sleeve (8) and the lower arc-shaped sleeve (7) are the same and are equal to the outer diameter of the bent tube body (1).
CN202122560360.5U 2021-10-25 2021-10-25 Seamless steel pipe of resistance to compression formula of buckling Active CN216279809U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122560360.5U CN216279809U (en) 2021-10-25 2021-10-25 Seamless steel pipe of resistance to compression formula of buckling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122560360.5U CN216279809U (en) 2021-10-25 2021-10-25 Seamless steel pipe of resistance to compression formula of buckling

Publications (1)

Publication Number Publication Date
CN216279809U true CN216279809U (en) 2022-04-12

Family

ID=81071040

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122560360.5U Active CN216279809U (en) 2021-10-25 2021-10-25 Seamless steel pipe of resistance to compression formula of buckling

Country Status (1)

Country Link
CN (1) CN216279809U (en)

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