CN217726742U

CN217726742U - Steel pipe cold bending spanner

Info

Publication number: CN217726742U
Application number: CN202221767073.XU
Authority: CN
Inventors: 姜涛; 马跃; 杨亚光; 胡德龙; 齐博; 谭飞飞; 李果; 赵辰; 周子豪
Original assignee: China Construction First Group Corp Ltd; China Construction First Group the Fifth Construction Co Ltd
Current assignee: China Construction First Group Corp Ltd; China Construction First Group the Fifth Construction Co Ltd
Priority date: 2022-07-09
Filing date: 2022-07-09
Publication date: 2022-11-04
Anticipated expiration: 2032-07-09

Abstract

The application relates to the field of electromechanical floor steel pipe embedding technology, and discloses a steel pipe cold bending wrench which comprises a wrench, a bending part connected to one end of the wrench, and a fixing part matched with the bending part; the flexion is the arc, and the cross-section of flexion is the flute profile, and for first recess, the notch orientation of first recess deviates from the spanner, and the cross-section of fixed part also is the flute profile, and for the second recess, the notch orientation spanner of second recess, the axis of second recess and the axis of first recess are located same arc, the second recess all with the steel pipe adaptation of waiting to bend with first recess. This application has the effect that reaches simple and convenient, high-efficient and safe completion steel pipe clod wash work.

Description

Steel pipe cold bending spanner

Technical Field

The application relates to the field of electromechanical floor steel pipe pre-burying technology, in particular to a steel pipe cold bending wrench.

Background

At present, when a floor slab is constructed, electromechanical pipelines are usually required to be embedded, namely, electromechanical threading steel pipes are embedded between upper iron and lower iron of the floor slab when steel bars are bound.

The existing electromechanical steel pipe is generally subjected to manual bending, namely, after the electromechanical steel pipe is heated, a straight pipe is bent manually by workers to form a bent pipe with a specified radian. When heating electromechanical steel pipe, need calculate the length of heating in advance and control steel pipe heating region heating evenly, the shaping effect after electromechanical steel pipe is bent, crooked camber promptly, crooked length all needs rely on staff's work experience to decide, consequently the steel pipe length is inhomogeneous often to appear after the pipe is stewed to the manual work, leads to walking the line irregularity, wholly walks the problem of line unaesthetic.

SUMMERY OF THE UTILITY MODEL

In order to reach the purpose of simple and convenient, high-efficient and safe completion steel pipe clod wash work, this application provides a steel pipe clod wash spanner.

The application provides a steel pipe clod wash spanner adopts following technical scheme:

a steel pipe cold bending wrench comprises a wrench, a bending part connected to one end of the wrench, and a fixing part matched with the bending part;

the flexion is the arc, and the cross-section of flexion is the recess type, and for first recess, the notch orientation of first recess deviates from the spanner, and the cross-section of fixed part also is the recess type, and for the second recess, the notch orientation spanner of second recess, the axis of second recess and the axis of first recess are located same arc, the second recess all with the steel pipe adaptation of waiting to bend with first recess.

Through adopting above-mentioned technical scheme, stretch into the steel pipe to the second recess in from the one end of flexion, press the spanner downwards, the tip of steel pipe is crooked under the effect of fixed part, and other positions are owing to receive the restriction of first recess, change crooked power into the pressure of fixed steel pipe self under the effect of reaction force to the convenient quick crooked of realization steel pipe.

Optionally, the wrench comprises a fixed tube with one end connected with the bending part and a movable tube penetrating through the fixed tube, and the movable tube can stretch out and draw back in the fixed tube;

the fixed pipe is provided with a fixed part for fixing the movable pipe.

By adopting the technical scheme, because the heights of the workers are different, the length of the wrench needs to be adjusted according to the heights of the workers so that the workers can operate the wrench conveniently; the fixed part can control the flexible length of movable tube in the fixed tube.

Optionally, a plurality of insertion grooves for the fixing pieces to be inserted are arranged on the outer wall of the movable pipe at intervals along the axial direction of the movable pipe;

the mounting includes that the cover establishes the solid fixed ring on fixed pipe, has seted up the storage tank on solid fixed ring's the inner wall, is connected with the plugboard at the storage tank internal rotation, and the plugboard from top to bottom sets up to the direction slope of keeping away from the pin joint, and the one end that the pin joint was kept away from to the plugboard can pass fixed pipe and insert and establish in the plug groove.

Through adopting above-mentioned technical scheme, rotate the movable tube, because the plugboard is the slope setting, consequently when rotating the movable tube, the pin joint of plugboard rotates, and the plugboard breaks away from in the inserting groove, tensile movable tube can, with the length adjustment of spanner to suitable length after, rotate the movable tube once more, the plugboard inserts in the inserting groove with the movable tube fixed with fixed pipe.

Optionally, the insertion plate includes a rotation end and an insertion end, one side of the rotation end is rotatably connected to the fixing ring, one side of the insertion end is fixedly connected to one side of the rotation end away from the rotation point, and one side of the insertion end away from the fixing end is adapted to the insertion groove;

the included angle between the rotating end and the inserting end is an obtuse angle.

Through adopting above-mentioned technical scheme, the cooperation that rotates end and grafting end can make the rotation of movable tube more smooth and easy, reduces the movable tube and rotates the degree of difficulty and the possibility that the in-process appears blocking.

Optionally, a fixing hole for the fixing piece to pass through is formed in the fixing pipe, two opposite side walls of the fixing hole are machined and formed into inclined planes matched with the inserting end, and the inclination angle of each inclined plane is consistent with that of the inserting end.

Through adopting above-mentioned technical scheme, the inclined plane of fixed orifices is unanimous with the inclination of grafting end and is favorable to grafting end to break away from the inserting groove more, realizes faster adjustment.

Optionally, a connecting pipe adapted to the fixing pipe is arranged on the wall surface of the bending portion close to the wrench, and the connecting pipe is connected with the fixing pipe through a bolt.

Through adopting above-mentioned technical scheme, bolted connection makes being connected between flexion and the spanner more swift, the change of the flexion of also being convenient for.

Optionally, a reinforcing rod is further disposed between the bending portion and the connecting pipe, one end of the reinforcing rod is fixedly connected with the outer wall surface of the bending portion, and the other end of the reinforcing rod is fixedly connected with the connecting pipe.

Through adopting above-mentioned technical scheme, the stiffener can strengthen being connected between flexion and the connecting pipe, strengthens the use strength of flexion, prolongs the life of flexion.

Optionally, the outer surface of the bending part is painted with a rust-proof paint.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the bending part and the fixing part, the bending power is converted into the pressure of the fixed steel pipe under the action of the reaction force, so that the bending of the steel pipe is conveniently and quickly realized;

by arranging the fixed pipe and the movable pipe, the length of the wrench needs to be adjusted according to the height of a worker so as to facilitate the operation of the worker; the fixed piece can control the telescopic length of the movable pipe in the fixed pipe;

through setting up the mounting, can realize the fixed and tensile of activity pipe and fixed pipe.

Drawings

Fig. 1 is a schematic structural view of a steel pipe cold bending wrench.

Fig. 2 is a partial structural view of the wrench.

Fig. 3 is a partial structural schematic view of the fixed pipe and the movable pipe.

Figure 4 is a partial cross-sectional view of the fastener.

Fig. 5 is a schematic structural view of the bending portion and the fixing portion.

Description of reference numerals: 1. a wrench; 11. a fixed tube; 111. a fixing hole; 12. a movable tube; 121. inserting grooves; 2. a curved portion; 21. a first groove; 3. a fixed part; 31. a second groove; 4. a fixing member; 41. a fixing ring; 42. a boss; 421. a containing groove; 43. a plugboard; 431. a rotating end; 432. a plug end; 5. a connecting pipe; 6. a reinforcing bar; 7. a rib plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a steel pipe cold bending spanner.

Referring to fig. 1, a steel pipe cold-bending wrench includes a wrench 1, a bending part 2 bolt-coupled to one end of the wrench 1, and a fixing part 3 coupled to the bending part 2.

Referring to fig. 2 and 3, the wrench 1 is made of a steel pipe, the wrench 1 includes a fixed pipe 11, a movable pipe 12, and a fixing member 4 for fixing the fixed pipe 11 and the movable pipe 12, and one end of the fixed pipe 11 is connected to the bending portion 2 by a bolt.

Referring to fig. 4, one end of the movable tube 12 extends into the fixed tube 11, and the other end is a free end, and a fixing member 4 for fixing the movable tube 12 is disposed at one end of the fixed tube 11 away from the bending portion 2. Fixing piece 4 is including the cover establishing and fixing fixed ring 41 on fixed pipe 11, and integrated into one piece has boss 42 on fixed ring 41's the outer wall face, has seted up storage tank 421 in boss 42, and storage tank 421 communicates to fixed ring 41 in, is provided with plugboard 43 in storage tank 421, and plugboard 43 includes that one end articulates rotation end 431 in storage tank 421 and integrated into one piece keeps away from the grafting end 432 of the one end of pin joint at grafting end 432, and storage tank 421 can provide the rotation space for plugboard 43.

Referring to fig. 4, two plugging plates 43 are provided, the two plugging plates 43 are arranged oppositely, two plugging ends 432 of the two plugging plates 43 are arranged oppositely, the plugging end 432 of each plugging plate 43 is arranged obliquely from top to bottom in a direction away from the rotating end 431, and an included angle between each plugging end 432 and the rotating end 431 is an obtuse angle.

Referring to fig. 3, a fixing hole 111 through which the socket plate 43 passes is formed in the fixing tube 11 below the boss 42. The side walls of the fixing hole 111 and the side walls of the inserting plate 43 are formed into inclined surfaces, and the inclination angles of the inclined insertion ends 432 of the inclined surfaces are the same.

Referring to fig. 2, a plurality of insertion grooves 121 are provided on the outer pipe wall of the movable pipe 12 at equal intervals along the axis of the movable pipe 12, and an insertion end 432 can be inserted into the insertion grooves 121. The side walls of the insertion groove 121 on the same side as the insertion plate 43 are also formed into inclined surfaces, and the cross section of the insertion groove 121 is triangular. The inclined surfaces of the insertion groove 121 and the fixing hole 111 facilitate the insertion and detachment of the insertion plate 43.

Referring to fig. 2, when the length of the wrench 1 needs to be adjusted, the movable tube 12 is rotated, the hinge point of the insertion plate 43 rotates, the insertion end 432 is disengaged from the insertion groove 121, the movable tube 12 is pulled, the movable tube 12 is stretched to a proper length, the movable tube 12 is rotated again, and the insertion plate 43 is inserted into the insertion groove 121.

Through fixed pipe 11, activity pipe 12 to and mounting 4, spanner 1 can carry out the regulation of arbitrary length to accord with staff's use height, the comfort when improving the staff and using.

Referring to fig. 5, the curved portion 2 is arc-shaped, a connecting pipe 5 is disposed on a side wall of the curved portion 2 facing the opening, one end of the connecting pipe 5 is fixedly connected to the curved portion 2, the other end is suspended, and the fixing pipe 11 can be inserted into the connecting pipe 5 and fixed by a bolt.

Referring to fig. 5, a reinforcing rod 6 and a rib plate 7 are further disposed between the bending portion 2 and the connecting pipe 5, the reinforcing rod 6 and the rib plate 7 are respectively located at two sides of the connecting pipe 5, one end of the reinforcing rod 6 is fixedly connected to the bending portion 2, the other end of the reinforcing rod 6 is fixedly connected to the connecting pipe 5, the rib plate 7 is triangular, and two adjacent sides of the rib plate 7 are respectively fixedly connected to the bending portion 2 and the connecting pipe 5. The outer surfaces of the bending part 2 and the connecting pipe 5 are coated with antirust paint so as to prolong the service life of the bending part 2.

Referring to fig. 5, the cross section of the bending portion 2 is a groove shape, and is a first groove 21, the first groove 21 is opened on one side of the bending portion 2 departing from the opening of the bending portion 2, and the notch of the first groove 21 deviates from the connecting pipe 5. The cross section of the fixing portion 3 is also a groove shape, which is a second groove 31, and the notch of the second groove 31 faces the connecting pipe 5.

Referring to fig. 5, the axis of the second groove 31 and the axis of the first groove 21 are located on the same arc line, and both the second groove 31 and the first groove 21 are matched with the steel pipe to be bent. Because flexion 2 and spanner 1 pass through bolted connection, consequently, the staff accessible changes the different steel pipes of flexion 2 come the adaptation of different specifications to enlarge the application range of clod wash spanner 1.

The fixing portion 3 can contact with the bending portion 2, and the fixing portion 3 can be disposed in a vertically staggered manner with respect to the bending portion 2, i.e., one side wall of the bending portion 2 is extended and fixed to the fixing portion 3 or integrally formed. Fixed part 3 sets up with 2 intervals of flexion, and be vacant under fixed part 3, is not sheltered from by fixed part 3 directly over flexion 2 for 1 weight of whole clod wash spanner is lighter, convenient to use more.

The implementation principle of the steel pipe cold bending wrench in the embodiment of the application is as follows: the steel pipe to be bent is placed on the ground, a worker holds the wrench 1 by hand, and a proper bending part 2 is selected according to the required bending angle of the steel pipe and the diameter of the steel pipe. One end of the steel pipe extends into the second groove 31, the remaining part to be bent of the steel pipe is clamped into the first groove 21 in a straight mode, the steel pipe to be bent is pressed downwards until the angle reaches the maximum angle, the process utilizes the lever principle, the steel pipe to be bent is used as an acting point, time and labor are saved, efficiency is high, speed is high, construction efficiency of a construction site is greatly improved, and construction cost is saved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel pipe clod wash spanner which characterized in that: comprises a wrench (1), a bending part (2) connected with one end of the wrench (1), and a fixing part (3) matched with the bending part (2);

flexion (2) are the arc, the cross-section of flexion (2) is the flute profile, for first recess (21), the notch orientation of first recess (21) deviates from spanner (1), the cross-section of fixed part (3) also is the flute profile, for second recess (31), the notch orientation spanner (1) of second recess (31), the axis of second recess (31) is located same arc line with the axis of first recess (21), second recess (31) and first recess (21) all with wait to bend the steel pipe adaptation.

2. The steel pipe cold bending wrench according to claim 1, wherein: the wrench (1) comprises a fixed pipe (11) and a movable pipe (12), wherein one end of the fixed pipe (11) is connected with the bending part (2), the movable pipe (12) penetrates through the fixed pipe (11), and the movable pipe (12) can stretch out and draw back in the fixed pipe (11);

the fixed pipe (11) is provided with a fixed piece (4) for fixing the movable pipe (12).

3. A steel pipe cold-bending wrench as claimed in claim 2, wherein: a plurality of inserting grooves (121) for inserting the fixing pieces (4) are arranged on the outer wall of the movable pipe (12) at intervals along the axial direction of the movable pipe (12);

fixing piece (4) are including establishing solid fixed ring (41) on fixed pipe (11) in the cover, have seted up storage tank (421) on the inner wall of solid fixed ring (41), and the internal rotation is connected with plugboard (43) in storage tank (421), and plugboard (43) from top to bottom sets up to the direction slope of keeping away from the pin joint, and the one end that the pin joint was kept away from in plugboard (43) can pass fixed pipe (11) and insert and establish in inserting groove (121).

4. A steel pipe cold-bending wrench as claimed in claim 3, wherein: the insertion plate (43) comprises a rotating end (431) and an insertion end (432), one side of the rotating end (431) is rotatably connected with the fixing ring (41), one side of the insertion end (432) is fixedly connected with one side, far away from a rotating point, of the rotating end (431), and one side, far away from a fixed end, of the insertion end (432) is matched with the insertion groove (121);

the included angle between the rotating end (431) and the inserting end (432) is an obtuse angle.

5. The steel pipe cold bending wrench according to claim 4, wherein: a fixing hole (111) for the fixing piece (4) to penetrate through is formed in the fixing pipe (11), two opposite side walls of the fixing hole (111) are machined and formed into inclined surfaces matched with the inserting end (432), and the inclined angle of each inclined surface is consistent with that of the inserting end (432).

6. A steel pipe cold-bending wrench as claimed in claim 1, wherein: a connecting pipe (5) matched with the fixed pipe (11) is arranged on the wall surface of the bending part (2) close to the wrench (1), and the connecting pipe (5) is connected with the fixed pipe (11) through a bolt.

7. A steel pipe cold-bending wrench as claimed in claim 1, wherein: a reinforcing rod (6) is also arranged between the bending part (2) and the connecting pipe (5), one end of the reinforcing rod (6) is fixedly connected with the outer wall surface of the bending part (2), and the other end is fixedly connected with the connecting pipe (5).

8. A steel pipe cold-bending wrench as claimed in claim 1, wherein: the outer surface of the bending part (2) is coated with antirust paint.