CN210388029U - Protection device for steel pipe end welding groove - Google Patents
Protection device for steel pipe end welding groove Download PDFInfo
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- CN210388029U CN210388029U CN201921123256.6U CN201921123256U CN210388029U CN 210388029 U CN210388029 U CN 210388029U CN 201921123256 U CN201921123256 U CN 201921123256U CN 210388029 U CN210388029 U CN 210388029U
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- steel pipe
- supporting rod
- bolt
- bracing piece
- bolt hole
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Abstract
The utility model discloses a protection device for a welding groove of a steel pipe end, which belongs to the technical field of steel pipe protection and comprises a protective sleeve, wherein a first supporting rod and a second supporting rod are respectively fixed on the inner wall of the protective sleeve, a first bolt hole is arranged on the outer surface of the first supporting rod, a plurality of second bolt holes are arranged on the outer surface of the second supporting rod, the first supporting rod, the second supporting rod, a bolt, a first bolt hole and a second bolt hole are arranged, when the protection device is required to be installed on steel pipes with different diameters, a user can unscrew the bolt from the inner parts of the first supporting rod and the second supporting rod by rotating the bolt, then the protective sleeve is deformed by extruding the protective sleeve, the second supporting rod can move and contract in the first supporting rod when being pressed, the user aligns a clamping groove at the pipe end of the steel pipe and can sleeve the protective sleeve on the steel pipe, so as to prevent the steel pipe from being damaged by collision.
Description
Technical Field
The utility model relates to a steel pipe protection technical field specifically is a protection device of steel pipe end welding groove.
Background
The steel pipe is a steel material with a hollow section, and the length of the steel pipe is far greater than the diameter or the circumference; the steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process includes seamless steel pipe and welded steel pipe, the seamless steel pipe includes hot rolling and cold rolling (drawing), and the welded steel pipe includes straight seam welded steel pipe and spiral seam welded steel pipe.
The protection device of current steel pipe end welding groove can only protect single steel pipe, nevertheless because the diameter of steel pipe is different, leads to protection device can not protect the steel pipe of different diameters, causes application scope little, and the direct cover of protection device simultaneously receives the touching and leads to it to drop very easily at the pipe end of steel pipe, and then can't protect the steel pipe.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protection device of steel pipe end welding groove has solved among the above-mentioned background art protection device can only protect single steel pipe and the unstable problem of protection device cover at the steel pipe end.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection device of steel pipe end welding groove, includes the protective sheath, the inner wall of protective sheath is fixed with first bracing piece and second bracing piece respectively, first bolt hole has been seted up to the surface of first bracing piece, a plurality of second bolt holes have been seted up to the surface of second bracing piece, just the one end of second bracing piece is located the inside of first bracing piece, inside one side of protective sheath is fixed with two connecting plates, there is the screw rod at the top of connecting plate through third bolt hole connection, the top of screw rod is connected with the knob, the draw-in groove has been seted up at the back of protective sheath, the inner wall of draw-in groove is fixed with a plurality of springs, the one end of spring is fixed with the rand.
Preferably, the first support rod is fixedly connected with the second support rod through a bolt.
Preferably, the material for making the protective sleeve comprises rubber.
Preferably, the shape of the two first supporting rods is a cross shape, and the first supporting rod and the second supporting rod are made of stainless steel.
Preferably, the diameter of the second bolt hole is the same as the diameter of the first bolt hole.
Preferably, the manufacturing material of the spring comprises manganese steel, and the spring is distributed in the clamping groove in an annular array.
Compared with the prior art, the beneficial effects of the utility model are that: the protection device for the welding groove of the pipe end of the steel pipe is provided with a first supporting rod, a second supporting rod, a bolt, a first bolt hole and a second bolt hole, when the protection device is required to be installed on steel pipes with different diameters, a user can unscrew the bolt from the inside of the first supporting rod and the second supporting rod by rotating the bolt, then the protection sleeve is deformed by extruding the protection sleeve, the second supporting rod can move and contract in the first supporting rod when being stressed, the user aligns a clamping groove at the pipe end of the steel pipe and sleeves the protection sleeve on the steel pipe to prevent the steel pipe from being damaged by collision, the first bolt hole and the second bolt hole are aligned, and then the bolt is enabled to fix the first supporting rod and the second supporting rod through the first bolt hole and the second bolt hole by rotating the bolt, so that the protection device can be installed on the steel pipes with different diameters, and the application range is wide, simultaneously the cross knot that first bracing piece and second bracing piece are constituteed can play the holistic supporting role of steel pipe, prevent that the steel pipe pressurized from warping, be provided with the spring, the rand, when going into the draw-in groove card to the pipe end of steel pipe, the user is through pressing down the rand, make the spring atress compress, and after the one end card of draw-in groove goes into to the pipe end, loosen the rand, make the spring resume elasticity, and promote the rand and remove in order to block the pipe end, then go into the draw-in groove remaining part card to the pipe end in, in order to improve the stability that the protective sheath was installed on the pipe end.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the protective cover of the present invention;
FIG. 2 is a schematic view of the back structure of the protective sheath of the present invention;
FIG. 3 is an enlarged schematic view of the structure of the present invention A;
FIG. 4 is an enlarged schematic view of the structure of the present invention B;
fig. 5 is an enlarged schematic view of the structure of the present invention C.
In the figure: 1. a protective sleeve; 2. a first support bar; 3. a first bolt hole; 4. a second bolt hole; 5. a second support bar; 6. a connecting plate; 7. a screw; 8. a card slot; 9. a third bolt hole; 10. a knob; 11. A bolt; 12. a spring; 13. and a collar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: a protection device for a steel pipe end welding groove comprises a protection sleeve 1, a first support rod 2, a first bolt hole 3, a second bolt hole 4, a second support rod 5, a connecting plate 6, a screw 7, a clamping groove 8, a third bolt hole 9, a knob 10, a bolt 11, a spring 12 and a clamping ring 13, wherein the first support rod 2 and the second support rod 5 are respectively fixed on the inner wall of the protection sleeve 1, the first bolt hole 3 is formed in the outer surface of the first support rod 2, the plurality of second bolt holes 4 are formed in the outer surface of the second support rod 5, one end of the second support rod 5 is located inside the first support rod 2, two connecting plates 6 are fixed on one side inside the protection sleeve 1, the top of each connecting plate 6 is connected with the screw 7 through the third bolt hole 9, the top end of each screw 7 is connected with the knob 10, the back of the protection sleeve 1 is provided with the clamping groove 8, a plurality of springs 12 are fixed on the inner wall of the clamping groove 8, and a clamping ring 13 is fixed at one end of each spring 12, so that the clamping ring 13 is clamped on the pipe end of the steel pipe to prevent the protective sleeve 1 from falling.
Referring to fig. 1 and 4, the first support rod 2 is fixedly connected to the second support rod 5 through a bolt 11, so that the bolt 11 fixes the first support rod 2 and the second support rod 5, and the material for manufacturing the protective sleeve 1 includes rubber, so that the protective sleeve 1 has flexibility, so that the protective sleeve 1 can be deformed under pressure.
Referring to fig. 1 to 3, the shape of the two first support rods 2 is a cross shape, the first support rods 2 and the second support rods 5 are made of stainless steel to support the steel pipe and prevent the steel pipe from deforming under pressure, and the diameter of the second bolt holes 4 is the same as that of the first bolt holes 3, so that the bolts 11 are screwed into the first bolt holes 3 and the second bolt holes 4.
Referring to fig. 1 and 3, the spring 12 is made of manganese steel, and the spring 12 is distributed in the clamping groove 8 in an "annular array", so that the durability of the spring 12 is improved, and the clamping ring 13 is convenient to clamp the end of the steel pipe.
The working principle is as follows: firstly, when a user clamps the clamping groove 8 into the pipe end of the steel pipe, the user presses the clamping ring 13 to enable the spring 12 to be stressed and compressed, and after one end of the clamping groove 8 is clamped into the pipe end, the clamping ring 13 is loosened to enable the spring 12 to recover elasticity, the clamping ring 13 is pushed to move to clamp the pipe end, then the rest part of the clamping groove 8 is clamped into the pipe end to improve the stability of the protective sleeve 1 arranged on the pipe end, the first support rod 2 and the second support rod 5 in the protective sleeve 1 support the whole steel pipe, when the protective sleeve 1 needs to be clamped into the pipe ends of steel pipes with different diameters, the user rotates the bolt 11 to unscrew the bolt 11 from the first support rod 2 and the second support rod 5, then the protective sleeve 1 is deformed by extruding the protective sleeve 1, and meanwhile, the second support rod 5 can move and contract in the first support rod 2 under the pressure, the user aims at the pipe end of steel pipe with draw-in groove 8 again, embolias to the steel pipe on protective sheath 1 to prevent that the steel pipe from receiving to collide with and damaging, and aim at first bolt hole 3, second bolt hole 4, then through rotatory bolt 11, make bolt 11 fixed with first bracing piece 2 and second bracing piece 5 through first bolt hole 3 and second bolt hole 4, with this can make protective sheath 1 install on the steel pipe of different diameters.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a protection device of steel pipe end welding groove, includes protective sheath (1), its characterized in that: the inner wall of protective sheath (1) is fixed with first bracing piece (2) and second bracing piece (5) respectively, first bolt hole (3) have been seted up to the surface of first bracing piece (2), a plurality of second bolt holes (4) have been seted up to the surface of second bracing piece (5), just the one end of second bracing piece (5) is located the inside of first bracing piece (2), inside one side of protective sheath (1) is fixed with two connecting plates (6), the top of connecting plate (6) is connected with screw rod (7) through third bolt hole (9), the top of screw rod (7) is connected with knob (10), draw-in groove (8) have been seted up at the back of protective sheath (1), the inner wall of draw-in groove (8) is fixed with a plurality of springs (12), the one end of spring (12) is fixed with rand (13).
2. The device for protecting a welding groove at the end of a steel pipe according to claim 1, wherein: the first supporting rod (2) is fixedly connected with the second supporting rod (5) through a bolt (11).
3. The device for protecting a welding groove at the end of a steel pipe according to claim 1, wherein: the protective sleeve (1) is made of rubber.
4. The device for protecting a welding groove at the end of a steel pipe according to claim 1, wherein: the shape that two first bracing piece (2) are constituteed is "cross" shape, just the preparation material of first bracing piece (2) and second bracing piece (5) includes the stainless steel.
5. The device for protecting a welding groove at the end of a steel pipe according to claim 1, wherein: the diameter of the second bolt hole (4) is the same as the diameter of the first bolt hole (3).
6. The device for protecting a welding groove at the end of a steel pipe according to claim 1, wherein: the spring (12) is made of manganese steel, and the spring (12) is distributed in the clamping groove (8) in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921123256.6U CN210388029U (en) | 2019-07-17 | 2019-07-17 | Protection device for steel pipe end welding groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921123256.6U CN210388029U (en) | 2019-07-17 | 2019-07-17 | Protection device for steel pipe end welding groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210388029U true CN210388029U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921123256.6U Active CN210388029U (en) | 2019-07-17 | 2019-07-17 | Protection device for steel pipe end welding groove |
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| CN (1) | CN210388029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935694A (en) * | 2021-02-23 | 2021-06-11 | 中铁六局集团有限公司 | Round support rounding support and steel plate rounding welding construction method |
-
2019
- 2019-07-17 CN CN201921123256.6U patent/CN210388029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935694A (en) * | 2021-02-23 | 2021-06-11 | 中铁六局集团有限公司 | Round support rounding support and steel plate rounding welding construction method |
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