CN215279320U - Threading pipe bending tool - Google Patents

Abstract

The utility model belongs to the technical field of the bending equipment technique of threading pipe and specifically relates to a threading pipe bending tool is related to alleviate the problem that the traditional hickey that exists among the prior art uses inconveniently and the threading pipe is easy to take place the return bend after crooked and warp. This threading pipe bending tool includes: the pipe bending device comprises a pipe bending disc, a rotary pipe bending assembly, a supporting assembly and a pipe blocking component; the bent pipe disc is arranged on the supporting component; the rotary bent pipe assembly is rotatably connected to the supporting assembly, the rotating axis of the rotary bent pipe assembly is overlapped with the axis of the bent pipe disc, and a channel for a threading pipe to pass through is formed between the rotary bent pipe assembly and the cambered surface of the bent pipe disc; the tube blocking member is connected to the support assembly. The utility model provides a technical scheme can accomplish the bending work of threading pipe high-efficiently swiftly, and the threading pipe can not take place the return bend after the bending and warp.

Description

Threading pipe bending tool

Technical Field

The utility model belongs to the technical field of the bending apparatus technique of threading pipe and specifically relates to a threading pipe bending tool is related to.

Background

With the continuous development of the building construction industry, construction projects such as lighting systems, communication systems, information systems, fire alarm systems and the like gradually become important parts of building construction, the construction progress of each project can be accelerated by the rapid installation of the threading pipes, and the bending speed of the threading pipes and the qualification of bent pipes become important factors restricting the installation speed of the threading pipes.

The traditional pipe bender in the construction field mainly has the following defects: the use is inconvenient, the traditional pipe bender needs to be horizontally placed on the ground, and an operator needs to squat or bend, which consumes time and extra physical strength. The arc part becomes flat seriously, the section of the bent part of the pipeline deforms seriously, and the threading requirement can not be met. The thinning amount of the pipe wall at the outer side of the circular arc is too large, and the thinning amplitude of the pipe wall at the outer side of the circular arc of the bent pipe is too large and even broken, so that the requirement of effectively protecting the electric wire cannot be met. The inner side of the arc is wrinkled, the inner side of the arc of the bent pipe is extruded and wrinkled, and the insulating protective layer of the electric wire is easy to damage during threading.

Therefore, to the above-mentioned problem that traditional hickey exists, need design a convenient reliable vertical threading pipe bending tool, can accomplish the bending work of threading pipe high-efficiently swiftly, satisfy each item performance index after the threading pipe is crooked, improve the efficiency of construction when reduce time cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a threading pipe bending tool to alleviate the traditional hickey that exists among the prior art and use inconvenience and the threading pipe problem that the return bend warp easily takes place after the bending.

In order to solve the technical problem, the utility model provides a technical scheme lies in:

a threadtube bending tool comprising: the pipe bending device comprises a pipe bending disc, a rotary pipe bending assembly, a supporting assembly and a pipe blocking component;

the elbow plate is mounted on the support assembly;

the rotary bent pipe assembly is rotatably connected to the supporting assembly, the rotating axis of the rotary bent pipe assembly is overlapped with the axis of the bent pipe disc, and a channel for a threading pipe to pass through is formed between the rotary bent pipe assembly and the cambered surface of the bent pipe disc;

the tube blocking member is connected to the support assembly.

Further, in the present invention,

the cambered surface of elbow dish is provided with the threading tube groove along circumference, rotatory return bend subassembly includes the return bend runner, the return bend runner have with the arc groove that the threading tube groove matches, the arc groove with the threading tube groove becomes the passageway, the return bend runner is followed rotatory return bend subassembly rotates to follow the passageway rolls so that the threading tube is crooked.

Further, in the present invention,

the swivel elbow assembly further comprises a handle and a frame, the handle is mounted at one end of the frame, and the elbow runner is rotatably mounted in the frame.

Further, in the present invention,

the frame is including two extension bars and a connecting rod that are the U-shaped connection, the both ends of connecting rod are connected respectively in two the extension bar, the handle connect in the connecting rod, two rotate between the extension bar and be connected with the return bend runner, two keeping away from of extension bar the tip of connecting rod rotate connect in supporting component.

Further, in the present invention,

the supporting assembly comprises a supporting frame group and a connecting frame, the connecting frame is connected to the top end of the supporting frame group, and the bent pipe disc and the two extension rods are coaxially arranged on the connecting frame.

Further, in the present invention,

the connecting frame comprises two horizontal connecting plates and a vertical connecting plate, and two ends of the vertical connecting plate are respectively connected to the middle parts of the two horizontal connecting plates;

the fixing piece is arranged on the bent pipe disc and is abutted against the vertical connecting plate so as to limit the bent pipe disc to rotate relative to the vertical connecting plate;

the side face of the bent pipe disc is connected with the two horizontal connecting plates along the axis direction through a connecting piece, and the two extension rods are respectively and rotatably connected with the two horizontal connecting plates through the connecting piece.

Further, in the present invention,

the support frame group comprises a first support frame and a second support frame which are positioned on two sides of the connecting frame, and the tops of the first support frame and the second support frame are connected to the two horizontal connecting plates.

Further, in the present invention,

the first support frame comprises two first support steel pipes and a connecting steel pipe, the connecting steel pipe is connected to the bottoms of the two first support steel pipes in the horizontal direction, and the tops of the two first support steel pipes are connected to the two horizontal connecting plates respectively.

Further, in the present invention,

the second support frame comprises two second support steel pipes and a connecting steel pipe, the connecting steel pipe is connected to the bottoms of the two second support steel pipes in the horizontal direction, and the tops of the two second support steel pipes are connected to the two horizontal connecting plates respectively.

Further, in the present invention,

the pipe blocking component comprises a pipe blocking block and a blocking rod, the blocking rod is connected with the pipe blocking block, the pipe blocking block is connected with one side, close to the first support frame, of the horizontal connection plate, the pipe blocking block is provided with a plurality of adjusting structures along the height direction of the pipe blocking block, and the adjusting structures are used for adjusting the height of the blocking rod.

The embodiment of the utility model provides a following beneficial effect has been brought:

because the utility model provides a threading pipe bending tool, include: the pipe bending device comprises a pipe bending disc, a rotary pipe bending assembly, a supporting assembly and a pipe blocking component;

the bent pipe disc is arranged on the supporting component; the rotary bent pipe assembly is rotatably connected to the supporting assembly, the rotating axis of the rotary bent pipe assembly is overlapped with the axis of the bent pipe disc, and a channel for a threading pipe to pass through is formed between the rotary bent pipe assembly and the cambered surface of the bent pipe disc; the tube blocking member is connected to the support assembly.

When the threading pipe bending tool is used, firstly, marks are made on the part of the threading pipe needing to be bent, the bending tool is placed on the flat and stable ground, and the rotary bent pipe assembly is rotated upwards for 180 degrees around the rotating shaft. Then, the threading pipe penetrates through a channel at the upper edge of the cambered surface of the pipe bending disc, the threading pipe is moved forwards and backwards to enable the area needing to be bent to be in the working area of the pipe bending disc, and the threading pipe is limited through the pipe blocking component. And finally, slowly rotating the rotary pipe assembly from top to bottom by using a force with a proper magnitude to bend the threading pipe along the radian of the pipe bending disk, and completing the bending of the threading pipe only by rotating a certain radian according to the bending angle of construction requirements.

The supporting component can support the bent pipe disc and the rotary bent pipe component by a certain height so as to facilitate bending operation of the threading pipe, an operator does not need to squat or bend down, and the supporting component is convenient to operate and can efficiently and quickly complete bending work of the threading pipe. The rotary elbow component rotates along the channel to enable the threading pipe to be bent along the radian of the elbow disc, so that the elbow area can be uniformly bent, and the phenomenon of extrusion and wrinkling cannot occur on the inner side of the elbow arc. The outer side of the arc of the bent pipe is uniformly deformed, and the thinning amount of the pipe wall is small.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a bending tool for a threading pipe according to an embodiment of the present invention;

fig. 2 is a top view of a bending tool for a threading pipe according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a pipe bending disk according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a swivel elbow assembly according to an embodiment of the present invention.

Icon:

100-a bent pipe disc; 110-threading pipe slot; 120-a fixture; 200-a swivel elbow assembly;

210-a bent pipe rotating wheel; 211-arc groove; 220-a frame; 221-extension bar; 222-a connecting rod;

230-a handle; 300-a support assembly; 310-set of supports; 311-a first support frame;

3111-a first support steel tube; 3112-connecting steel pipes; 312-a second support;

3121-a second support steel tube; 320-a connecting frame; 321-horizontal connecting plates;

322-vertical connection plate; 400-a stopper tube member; 410-a pipe stop block.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Example one

The conventional pipe bender mainly has the following disadvantages: the use is inconvenient, the traditional pipe bender needs to be horizontally placed on the ground, and an operator needs to squat or bend, which consumes time and extra physical strength. The arc part becomes flat seriously, the section of the bent part of the pipeline deforms seriously, and the threading requirement can not be met. The thinning amount of the pipe wall at the outer side of the circular arc is too large, and the thinning amplitude of the pipe wall at the outer side of the circular arc of the bent pipe is too large and even broken, so that the requirement of effectively protecting the electric wire cannot be met. The inner side of the arc is wrinkled, the inner side of the arc of the bent pipe is extruded and wrinkled, and the insulating protective layer of the electric wire is easy to damage during threading.

In view of this, the embodiment of the utility model provides a threading pipe bending tool includes: a bend disk 100, a swivel elbow assembly 200, a support assembly 300, and a tube blocking member 400.

The elbow plate 100 is mounted to the support assembly 300; the rotary elbow component 200 is rotatably connected to the support component 300, the rotation axis of the rotary elbow component is overlapped with the axis of the elbow plate 100, and a channel for passing a threading pipe is formed between the rotary elbow component 200 and the cambered surface of the elbow plate 100; the stopper tube member 400 is connected to the support assembly 300.

The embodiment of the utility model provides a following beneficial effect has been brought:

when the threading pipe bending tool is used, a mark is firstly made on a part of the threading pipe to be bent, the bending tool is placed on a flat and stable ground, and the rotary elbow component 200 is rotated upwards by 180 degrees around the rotating shaft. Then, the threading pipe passes through a channel at the upper edge of the cambered surface of the pipe bending disc 100, the threading pipe is moved forwards and backwards to enable the area needing to be bent to be in the working area of the pipe bending disc 100, and then the threading pipe is fixed through the pipe blocking component 400. Finally, the rotary pipe assembly 200 is slowly rotated from top to bottom by a force with a proper magnitude to enable the threading pipe to be bent along the radian of the pipe bending disc 100, the threading pipe can be bent only by rotating a certain radian according to the bending angle of construction requirements, and the operation is simple and convenient.

The supporting assembly 300 can support the elbow pipe tray 100 and the rotary elbow pipe assembly 200 to a certain height so as to facilitate the bending operation of the threading pipe, so that an operator does not need to squat or bend, the operation is convenient, and the bending work of the threading pipe can be efficiently and quickly completed. The rotation of the swivel elbow assembly 200 along the channel causes the threading tube to bend along the curvature of the elbow plate 100, which enables the elbow region to bend uniformly without the occurrence of extrusion wrinkling on the inner side of the elbow arc. The outer side of the arc of the bent pipe is uniformly deformed, and the thinning amount of the pipe wall is small.

Specifically, referring to fig. 3 and 4, the arc surface of the elbow plate 100 is circumferentially provided with a threading pipe groove 110, the rotary elbow assembly 200 includes an elbow runner 210, the elbow runner 210 rolls along a channel along with the rotation of the rotary elbow assembly 200 to bend the threading pipe, the elbow runner 210 has an arc groove 211 matching with the threading pipe groove 110, and the arc groove 211 and the threading pipe groove 110 form a channel.

The pipe bending rotating wheel 210 is columnar, the middle part of the pipe bending rotating wheel 210 extends to the direction close to the axis to form an arc groove 211, and the arc groove 211 and the threading pipe groove 110 are matched to form a passage for the threading pipe to pass through. When carrying out the return bend, facing the direction of fig. 1, return bend runner 210 can roll along the passageway along the clockwise rotation of rotatory return bend subassembly 200, the threading pipe is crooked along the radian of return bend dish 100 in the passageway that arc groove 211 and threading pipe groove 110 formed, because the radius of return bend dish 100 is enough big, the cross-section of threading pipe bending department can not take place to warp, the regional crooked even of return bend, the phenomenon of extrusion wrinkling can not appear in the inboard of return bend circular arc, and the outside deformation of return bend circular arc is even, the volume of reducing of pipe wall is little.

In an alternative embodiment, swivel elbow assembly 200 further includes a handle 230 and a frame 220, with handle 230 mounted to one end of frame 220 and elbow wheel 210 rotatably mounted within frame 220.

When bending the pipe, an operator can rotate the handle 230 to drive the pipe bending wheel 210 to roll along the channel, so that the threading pipe is bent.

Further, as shown in fig. 4, the frame 220 includes two extension bars 221 and a connecting bar 222 connected in a U-shape, two ends of the connecting bar 222 are respectively connected to the two extension bars 221, the handle 230 is connected to the connecting bar 222, the elbow runner 210 is rotatably connected between the two extension bars 221, and ends of the two extension bars 221 far from the connecting bar 222 are rotatably connected to the support assembly 300.

It should be noted that the distance between the axis of elbow runner 210 and the axis of rotation of swivel elbow assembly 200 is equal to the radius of elbow pan 100. The purpose that sets up like this, with rotatory return bend subassembly 200 around the axis of rotation 180 degrees backs of upwards rotation, return bend runner 210 just is located the top of the cambered surface of return bend dish 100, and then clockwise turning handle 230 can let return bend runner 210 roll along the passageway for the threading pipe realizes crooked.

The structural composition of the support assembly 300 is described in detail as follows:

as shown in fig. 2, the support assembly 300 includes a support frame set 310 and a connection frame 320, the connection frame 320 is connected to the top end of the support frame set 310, and the elbow plate 100 and the two protruding rods 221 are coaxially mounted on the connection frame 320.

The support bracket set 310 is capable of supporting the elbow disk 100 and swivel elbow assembly 200 from both sides to a height to facilitate a threading tube bending operation. The attachment bracket 320 is used to mount the elbow tray 100 and the swivel elbow assembly 200 coaxially.

Specifically, the connecting frame 320 includes two horizontal connecting plates 321 and a vertical connecting plate 322, and two ends of the vertical connecting plate 322 are respectively connected to the middle portions of the two horizontal connecting plates 321.

The cross sections of the two horizontal connecting plates 321 are trapezoidal, and the two horizontal connecting plates 321 are connected through the vertical connecting plate 322 to form an I shape together. The side surfaces of the pipe bending disk 100 are connected to the two horizontal connection plates 321 in the axial direction by a connection member, and the two protruding rods 221 are also rotatably connected to the two horizontal connection plates 321 by the connection member, respectively. Wherein, the connecting piece preferably adopts a bolt. In addition, in order to restrict the rotation of the elbow disk 100 with respect to the connection bracket 320, the fixing member 120 is connected to the elbow disk 100, and the fixing member 120 abuts against the vertical connection plate 322.

The fixing member 120 is welded to the vertical surface of the pipe bending tray 100, and one end of the fixing member 120, which is far away from the pipe bending tray 100, abuts against the vertical connecting plate 322 to prevent the pipe bending tray 100 from rotating during use.

In an alternative embodiment, as shown in fig. 2, the support frame set 310 includes a first support frame 311 and a second support frame 312 located at both sides of the connection frame 320, and the top of the first support frame 311 and the top of the second support frame 312 are connected to two horizontal connection plates 321.

The first support frame 311 and the second support frame 312 can effectively support the horizontal connecting plate 321 from the left side and the right side, and the use stability of the threading pipe bending tool is guaranteed.

Further, the first support frame 311 includes two first support steel pipes 3111 and a connection steel pipe 3112, and the connection steel pipe 3112 is connected in the bottom of two first support steel pipes 3111 along the horizontal direction, and the top of two first support steel pipes 3111 is connected in two horizontal connecting plates 321 respectively.

Two first support steel pipe 3111 and connection steel pipe 3112 enclose to establish jointly and form the triangle-shaped structure, have further ensured the stability of supporting component 300. The tops of the two first support steel pipes 3111 are also abutted against the vertical connecting plate 322, which is beneficial to the compactness and stability of the whole structure.

Correspondingly, the second support frame 312 includes two second support steel pipes 3121 and a connection steel pipe 3112, and the connection steel pipe 3112 is connected in the bottom of two second support steel pipes 3121 along the horizontal direction, and the top of two second support steel pipes 3121 is connected in two horizontal connecting plate 321 respectively. The two second support steel pipes 3121 and the connection steel pipe 3112 are enclosed together to form a triangular structure, further ensuring the stability of the support assembly 300.

In an alternative embodiment, the pipe blocking member 400 includes a pipe blocking block 410 and a blocking rod, the blocking rod is connected to the pipe blocking block 410, the pipe blocking block 410 is connected to one side of the horizontal connecting plate 321 close to the first support frame 311, and the pipe blocking block 410 is provided with a plurality of adjusting structures along a height direction thereof, and the adjusting structures are used for adjusting the height of the blocking rod.

Specifically, two ends of the blocking rod are connected with the blocking pipe block 410, and the bottom of the blocking pipe block 410 is connected with the horizontal connecting plate 321. The bottom of the pipe blocking block 410 is provided with a bolt hole, and the pipe blocking block 410 is connected with the horizontal connecting plate 321 through a bolt. The top of pipe stopper 410 is provided with a plurality of through-holes along the direction of height of self, and the through-hole is worn to locate by the pin, can adjust the height of pin according to the in-service use condition.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A threadtube bending tool, comprising: a elbow pan (100), a swivel elbow assembly (200), a support assembly (300), and a tube blocking member (400);

the pipe bending disc (100) is mounted on the support assembly (300);

the rotary elbow component (200) is rotatably connected to the support component (300), the rotating axis of the rotary elbow component coincides with the axis of the elbow disc (100), and a channel for passing a threading pipe is formed between the rotary elbow component (200) and the cambered surface of the elbow disc (100);

the tube blocking member (400) is connected to the support assembly (300).

2. The threadtube bending tool of claim 1,

the cambered surface of elbow dish (100) is provided with threading pipe groove (110) along circumference, rotatory return bend subassembly (200) are including return bend runner (210), return bend runner (210) have with arc groove (211) that threading pipe groove (110) match, arc groove (211) with threading pipe groove (110) form the passageway, return bend runner (210) are followed the rotation of rotatory return bend subassembly (200) is followed the passageway rolls so that the threading pipe is crooked.

3. The threadtube bending tool of claim 2,

the swivel elbow assembly (200) further comprises a handle (230) and a frame (220), the handle (230) is mounted to one end of the frame (220), and the elbow wheel (210) is rotatably mounted within the frame (220).

4. The threadtube bending tool of claim 3 wherein,

the frame (220) comprises two extension bars (221) and a connecting rod (222) which are connected in a U shape, two ends of the connecting rod (222) are connected to the two extension bars (221) respectively, the handle (230) is connected to the connecting rod (222), the bent pipe rotating wheel (210) is connected between the two extension bars (221) in a rotating mode, and the end portions, far away from the connecting rod (222), of the two extension bars (221) are connected to the supporting component (300) in a rotating mode.

5. The threadtube bending tool of claim 4,

the supporting assembly (300) comprises a supporting frame group (310) and a connecting frame (320), the connecting frame (320) is connected to the top end of the supporting frame group (310), and the bent pipe disc (100) and the two extension rods (221) are coaxially arranged on the connecting frame (320).

6. The threadtube bending tool of claim 5,

the connecting frame (320) comprises two horizontal connecting plates (321) and a vertical connecting plate (322), and two ends of the vertical connecting plate (322) are respectively connected to the middle parts of the two horizontal connecting plates (321);

the fixing piece (120) is arranged on the bent pipe disc (100) and is abutted against the vertical connecting plate (322) so as to limit the bent pipe disc (100) to rotate relative to the vertical connecting plate (322);

the side surface of the bent pipe disc (100) is connected with the two horizontal connecting plates (321) along the axis direction through a connecting piece, and the two extension rods (221) are respectively and rotatably connected with the two horizontal connecting plates (321) through the connecting piece.

7. The threadtube bending tool of claim 6 wherein,

the support frame group (310) comprises a first support frame (311) and a second support frame (312) which are positioned on two sides of the connecting frame (320), and the tops of the first support frame (311) and the second support frame (312) are connected to the two horizontal connecting plates (321).

8. The threadtube bending tool of claim 7,

first support frame (311) include two first support steel pipe (3111) and one connect steel pipe (3112), connect steel pipe (3112) connect in two along the horizontal direction the bottom of first support steel pipe (3111), two the top of first support steel pipe (3111) is connected respectively in two horizontal connecting plate (321).

9. The threadtube bending tool of claim 7,

the second support frame (312) comprises two second support steel pipes (3121) and a connecting steel pipe (3112), the connecting steel pipe (3112) is connected to the bottoms of the two second support steel pipes (3121) along the horizontal direction, and the tops of the two second support steel pipes (3121) are respectively connected to the two horizontal connecting plates (321).

10. The threadtube bending tool of claim 7,

keep off pipe component (400) including fender pipe piece (410) and pin, the pin connect in fender pipe piece (410), fender pipe piece (410) connect in horizontal connecting plate (321) are close to one side of first support frame (311), fender pipe piece (410) are provided with a plurality of regulation structures along the direction of height of self, it is used for adjusting to adjust the structure the height of pin.

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