CN216359266U - Device for improving out-of-roundness of pipe - Google Patents
Device for improving out-of-roundness of pipe Download PDFInfo
- Publication number
- CN216359266U CN216359266U CN202022323108.8U CN202022323108U CN216359266U CN 216359266 U CN216359266 U CN 216359266U CN 202022323108 U CN202022323108 U CN 202022323108U CN 216359266 U CN216359266 U CN 216359266U
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- block
- fixedly connected
- arc
- stepped shaft
- bevel gear
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Abstract
The utility model discloses a device for improving the non-circularity of a pipe, which comprises a central block and an arc-shaped block, wherein an installation cavity is formed in the central block, two longer side surfaces of the central block are respectively provided with a rotating hole communicated with the installation cavity, a stepped shaft is rotatably connected between the two rotating holes, a second bevel gear is fixedly connected to the middle position of the stepped shaft, and two ends of the stepped shaft are respectively fixedly connected with a threaded rod; according to the utility model, the first bevel gear is meshed with the second bevel gear through the rotary rotating handle, so that the stepped shaft is driven to rotate, the threaded rods at two ends of the stepped shaft are driven to rotate by the rotation of the stepped shaft, the arc-shaped blocks can be driven to move relatively or oppositely through the matching of the threaded rods and the threaded holes, and further, the pipe with an irregular opening can be conveniently repaired.
Description
Technical Field
The utility model relates to the technical field of pipe finishing, in particular to a device for improving out-of-roundness of a pipe.
Background
The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space. Wherever welding can be dangerous for the operator, appropriate precautions must be taken while welding is being performed. The possible injuries to human body caused by welding include burn, electric shock, visual impairment, toxic gas inhalation, over-irradiation of ultraviolet rays, etc.
When welding tubular product, need align the mouth of pipe of two pipes, but tubular product is in the transportation, loading and unloading, cause the mouth of pipe of tubular product to collide with easily when removing, especially tubular product takes place to collide with extremely easily when outdoor operations, and then lead to the mouth of pipe sunken or the mouth of pipe flat, lead to the mouth of pipe can't align, lead to unable welding, not only can great influence job schedule still spend time to the mouth of pipe rounding processing, very trouble, for this reason, we provide a device that improves the out-of-roundness of tubular product in order to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device for improving the out-of-roundness of a pipe so as to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a device for improving the non-roundness of a pipe comprises a center block and an arc-shaped block, wherein an installation cavity is formed in the center block, two longer side surfaces of the center block are respectively provided with a rotating hole communicated with the installation cavity, a stepped shaft is rotatably connected between the two rotating holes, a second bevel gear is fixedly connected to the middle position of the stepped shaft, and two ends of the stepped shaft are respectively fixedly connected with a threaded rod;
the arc blocks are arranged at the two sides of the central block, the middle position of one side of the arc blocks, which is close to the central block, is fixedly connected with a cylindrical block, and threaded holes for being in threaded connection with threaded rods are formed in the cylindrical block; the arc piece is close to the equal fixedly connected with circular cover in one side right side of center block, the equal fixedly connected with gag lever post in two side right sides that the center block is close to the arc piece, gag lever post and circular cover are sliding connection, center block right flank fixedly connected with grips the piece, it is used for driving the second bevel gear to carry out rotatory drive assembly to grip the piece in being equipped with.
As a further scheme of the utility model: the drive assembly includes the through-hole, the through-hole is seted up and is held the piece inside and communicate with the installation cavity, the through-hole internal rotation is connected with the dwang, the dwang is located the inside one end fixedly connected with of installation cavity and is used for the first bevel gear with second bevel gear meshing, the rotation that first bevel gear's one end fixedly connected with was used for rotating the dwang is kept away from to the dwang is to.
As a still further scheme of the utility model: the rotating handle is wrapped with an anti-slip sleeve made of rubber.
As a still further scheme of the utility model: and the screw threads on the threaded rods at the two ends of the stepped shaft are opposite in rotating direction.
As a still further scheme of the utility model: the holding block is provided with an arc-shaped holding groove.
As a still further scheme of the utility model: and strip-shaped grooves are formed in the arc-shaped surface of the mounting cavity.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the first bevel gear is meshed with the second bevel gear through the rotary rotating handle, so that the stepped shaft is driven to rotate, the threaded rods at two ends of the stepped shaft are driven to rotate by the rotation of the stepped shaft, the arc-shaped blocks can be driven to move relatively or oppositely through the matching of the threaded rods and the threaded holes, and further, the pipe with an irregular opening can be conveniently repaired.
Drawings
Fig. 1 is a schematic structural diagram of a device for improving the out-of-roundness of a pipe.
Fig. 2 is a schematic view of the internal structure of an apparatus for improving the out-of-roundness of a pipe.
Fig. 3 is a schematic cross-sectional structural view of a cylindrical block in an apparatus for improving the out-of-roundness of a pipe.
Wherein: the device comprises a center block 1, a mounting cavity 2, a stepped shaft 3, a threaded rod 4, a cylindrical block 5, an arc-shaped block 6, a circular sleeve 7, a limiting rod 8, a holding block 9, a through hole 10, a rotating handle 11, a rotating rod 12, a first bevel gear 13, a rotating hole 14, a second bevel gear 15 and a threaded hole 16.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, in the embodiment of the utility model, a device for improving the non-circularity of a pipe comprises a center block 1 and an arc block 6, wherein an installation cavity 2 is formed in the center block 1, two longer side surfaces of the center block 1 are respectively provided with a rotating hole 14 communicated with the installation cavity 2, a stepped shaft 3 is rotatably connected between the two rotating holes 14, a second bevel gear 15 is fixedly connected to the middle of the stepped shaft 3, and two ends of the stepped shaft 3 are respectively fixedly connected with a threaded rod 4;
the arc blocks 6 are arranged at the two sides of the central block 1, the middle position of one side, close to the central block 1, of the arc blocks 6 is fixedly connected with a cylindrical block 5, and a threaded hole 16 for being in threaded connection with the threaded rod 4 is formed in the cylindrical block 5; the right side of one side, close to the central block 1, of the arc-shaped block 6 is fixedly connected with a circular sleeve 7, the right sides of two side faces, close to the arc-shaped block 6, of the central block 1 are fixedly connected with limiting rods 8, the limiting rods 8 are in sliding connection with the circular sleeve 7, the right side of the central block 1 is fixedly connected with a holding block 9, and a driving assembly for driving a second bevel gear 15 to rotate is arranged in the holding block 9; the screw thread directions of the screw rods 4 at the two ends of the stepped shaft 3 are opposite; strip-shaped grooves are formed in the arc-shaped surface of the mounting cavity 2; according to the utility model, the first bevel gear 13 is meshed with the second bevel gear 15 through the rotary rotating handle 11, so that the stepped shaft 3 is driven to rotate, the stepped shaft 3 rotates to drive the threaded rods 4 at two ends of the stepped shaft 3 to rotate, and the arc-shaped blocks 6 can be driven to move oppositely or oppositely through the matching of the threaded rods 4 and the threaded holes 16, so that the pipe with an incomplete pipe opening can be conveniently repaired, meanwhile, the device has the advantages of small size, convenience in carrying and strong practicability, and the strip-shaped grooves formed in the arc surfaces of the arc-shaped blocks 6 can increase the friction force of the arc-shaped blocks 6 during working, so that the slipping can be effectively prevented.
The driving assembly comprises a through hole 10, the through hole 10 is formed in the holding block 9 and communicated with the installation cavity 2, a rotating rod 12 is rotatably connected in the through hole 10, a first bevel gear 13 meshed with a second bevel gear 15 is fixedly connected to one end, located in the installation cavity 2, of the rotating rod 12, and a rotating handle 11 used for rotating the rotating rod 12 is fixedly connected to one end, away from the first bevel gear 13, of the rotating rod 12; the rotating handle 11 is wrapped with an anti-slip sleeve made of rubber; the holding block 9 is provided with an arc-shaped holding groove; according to the utility model, the holding groove arranged on the holding block 9 and the anti-slip sleeve wrapped on the rotating handle 11 make the holding block 9 more comfortable to grasp, and meanwhile, the anti-slip sleeve made of rubber is softer in texture, so that the anti-slip function can be achieved when the rotating handle 11 is rotated, and the comfort level of the rotating handle 11 can be improved.
The working principle of the utility model is as follows: when the device is used, the device is inserted into a pipe orifice of a pipe to be repaired, then the first bevel gear 13 is meshed with the second bevel gear 15 through rotating the rotating handle 11, so that the stepped shaft 3 is driven to rotate, the threaded rods 4 at two ends of the stepped shaft 3 are driven to rotate through the rotation of the stepped shaft 3, the arc-shaped blocks 6 can be driven to perform opposite movement through the matching of the threaded rods 4 and the threaded holes 16, and the sunken or flat pipe orifice is rounded, so that the later-period welding can be conveniently performed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an improve device of tubular product out of roundness, includes centre block (1) and arc piece (6), its characterized in that: a mounting cavity (2) is formed in the center block (1), two longer side faces of the center block (1) are respectively provided with a rotating hole (14) communicated with the mounting cavity (2), a stepped shaft (3) is rotatably connected between the two rotating holes (14), a second bevel gear (15) is fixedly connected to the middle position of the stepped shaft (3), and two ends of the stepped shaft (3) are respectively and fixedly connected with a threaded rod (4);
the arc blocks (6) are arranged at the two sides of the central block (1), the middle position of one side, close to the central block (1), of each arc block (6) is fixedly connected with a cylindrical block (5), and a threaded hole (16) for being in threaded connection with the threaded rod (4) is formed in each cylindrical block (5); the arc piece (6) are close to the circular cover of the equal fixedly connected with in one side right side of center block (1) (7), center block (1) is close to the equal fixedly connected with gag lever post (8) in two side right sides of arc piece (6), gag lever post (8) are sliding connection with circular cover (7), center block (1) right flank fixedly connected with grips piece (9), it is used for driving second bevel gear (15) to carry out rotatory drive assembly to grip to be equipped with in piece (9).
2. The device for improving the out-of-roundness of the pipe according to claim 1, wherein the driving assembly comprises a through hole (10), the through hole (10) is formed in the holding block (9) and communicated with the installation cavity (2), a rotating rod (12) is rotatably connected in the through hole (10), a first bevel gear (13) meshed with a second bevel gear (15) is fixedly connected to one end, located in the installation cavity (2), of the rotating rod (12), and a rotating handle (11) used for rotating the rotating rod (12) is fixedly connected to one end, away from the first bevel gear (13), of the rotating rod (12).
3. The device for improving the out-of-roundness of the pipe according to claim 2, wherein the rotating handle (11) is wrapped with an anti-slip cover made of rubber.
4. The device for improving the out-of-roundness of the pipe according to claim 1, wherein the thread directions of the threaded rods (4) at the two ends of the stepped shaft (3) are opposite.
5. The device for improving the out-of-roundness of the pipe according to claim 1, wherein the holding block (9) is provided with a circular arc-shaped holding groove.
6. The device for improving the out-of-roundness of the pipe according to claim 1, wherein the arc-shaped surface of the installation cavity (2) is provided with a strip-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022323108.8U CN216359266U (en) | 2020-10-19 | 2020-10-19 | Device for improving out-of-roundness of pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022323108.8U CN216359266U (en) | 2020-10-19 | 2020-10-19 | Device for improving out-of-roundness of pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216359266U true CN216359266U (en) | 2022-04-22 |
Family
ID=81188533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022323108.8U Active CN216359266U (en) | 2020-10-19 | 2020-10-19 | Device for improving out-of-roundness of pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216359266U (en) |
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2020
- 2020-10-19 CN CN202022323108.8U patent/CN216359266U/en active Active
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