CN218152808U

CN218152808U - Novel seamless steel pipe

Info

Publication number: CN218152808U
Application number: CN202221932201.1U
Authority: CN
Inventors: 林佩琴
Original assignee: Kong Yurong
Current assignee: Dongying Zhongyu Metal Materials Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-27
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a novel seamless steel pipe, including first steel pipe main part and second steel pipe main part, be provided with splicing mechanism between first steel pipe main part and the second steel pipe main part, splicing mechanism includes that three groups set up the slot that is circular array and arranges at the right-hand member of first steel pipe main part, splicing mechanism still includes that three fixed connection of group are the L type fixture block that circular array was arranged at the left end of second steel pipe main part, looks adaptation between L type fixture block and the slot, the left side intercommunication of slot has the cavity, the inside sliding connection of cavity has three segmental arc sliders of group, the right side that the segmental arc is close to the one end of L type fixture block is seted up flutedly. A novel seamless steel pipe, make L type fixture block insert the cavity completely through rotating second steel pipe main part, make the arc slider support L type fixture block through the stopper and fix it, reach the purpose of concatenation, easy operation is swift, is convenient for change the maintenance, greatly reduced staff's work load.

Description

Novel seamless steel pipe

Technical Field

The utility model relates to a seamless steel pipe technical field, in particular to novel seamless steel pipe.

Background

The seamless steel pipe is a steel pipe which is formed by punching a whole round steel, and has no welding line on the surface, and is called as a seamless steel pipe. In general, the use pressure that the seamed steel pipe can bear is below 20 kilograms, and the seamed steel pipe is generally used for conveying low-pressure fluid such as water, coal gas, compressed air and the like. The seamless steel pipe can bear ultrahigh pressure, the wall thickness of the seamless steel pipe is increased along with the ultrahigh pressure, and the seamless steel pipe needs to be designed according to required pressure and is commonly used in high-temperature and high-pressure equipment such as a high-pressure oil pipe, a boiler pipe and the like;

the seamless steel pipe in the past has some weak points when using, and at first, traditional seamless steel pipe generally adopts nut cooperation piping, ring flange and welded mode to connect when connecting, and is comparatively troublesome during the installation, and inconvenient dismantlement is used for changing maintenance etc. has improved staff's work load greatly, has increased the cost simultaneously, and secondly, when carrying the medium, adopts modes such as piping and ring flange, and is relatively poor at the sealed effect of junction, easily leaks and carries the medium.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a novel seamless steel pipe, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel seamless steel pipe, includes first steel pipe main part and second steel pipe main part, be provided with splicing mechanism between first steel pipe main part and the second steel pipe main part, splicing mechanism includes that three groups set up the slot that is circular array and arranges at the right-hand member of first steel pipe main part, splicing mechanism still includes that three fixed connection of group are the L type fixture block that circular array was arranged at the left end of second steel pipe main part, looks adaptation between L type fixture block and the slot, the left side intercommunication of slot has the cavity, the inside sliding connection of cavity has three groups of arc sliders, the right side that the arc slider is close to the one end of L type fixture block is seted up flutedly, the inside fixed mounting of recess has a fixed cylinder, the inside bottom fixed mounting of fixed cylinder has the spring, the right-hand member fixedly connected with stopper of spring, stopper sliding connection is in the inside of fixed cylinder, the internally mounted of first steel pipe main part and second steel pipe main part has sealing mechanism.

Preferably, the cavity is formed in the position, close to the right side, inside the first steel pipe body, and the L-shaped clamping block and the arc-shaped sliding block are connected end to end inside the cavity.

Preferably, the sealing mechanism comprises a T-shaped connecting ring fixedly connected to the inner wall of the first steel pipe main body near the right side.

Preferably, the sealing mechanism further comprises a fixing ring fixedly connected to the inner wall of the second steel pipe main body near the left side.

Preferably, a sealing ring is arranged between the fixing ring and the T-shaped connecting ring.

Preferably, the lantern ring has been cup jointed in the activity of the outside of T type go-between, install first sealed pad between the left end of the lantern ring and the T type go-between, install the second sealed pad between the right-hand member of the lantern ring and the solid fixed ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the bottom with L type fixture block insertion slot, drive L type fixture block through rotating second steel pipe main part and rotate, when making the bottom overhang of L type fixture block insert the cavity completely, the spring rebounds this moment to drive the stopper and support the boundary department at slot and cavity, make the arc slider support L type fixture block and fix it, reach the purpose of concatenation, dismantle the same reason, easy operation is swift, is convenient for change the maintenance, greatly reduced staff's work load.

2. The T-shaped connecting ring extends to the inside of the second steel pipe main body to be connected with the fixing ring, the sealing performance is improved through the sealing ring, the structural strength of the joint is improved through the sleeve ring, the sealing effect of the joint between the T-shaped connecting ring and the fixing ring is further improved through the first sealing gasket and the second sealing gasket at the two ends of the sleeve ring, the conveying medium is controlled in the first steel pipe main body and the second steel pipe main body, and leakage at the joint is avoided.

Drawings

FIG. 1 is a schematic view of a partial cross-sectional structure of a novel seamless steel pipe of the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of a novel seamless steel pipe of the present invention;

fig. 3 is an enlarged schematic structural view of a position a in fig. 2 of the novel seamless steel tube of the present invention;

FIG. 4 is a schematic view of the internal structure of a novel seamless steel tube according to the present invention;

fig. 5 is a schematic view of the structure of the joint of the novel seamless steel tube of the present invention.

In the figure: 1. a first steel pipe main body; 2. a second steel pipe body; 3. a splicing mechanism; 31. inserting slots; 32. an L-shaped fixture block; 33. a cavity; 34. an arc-shaped sliding block; 35. a groove; 36. a fixed cylinder; 37. a spring; 38. a limiting block; 4. a sealing mechanism; 41. t-shaped connecting rings; 42. a fixing ring; 43. a seal ring; 44. a collar; 45. a first gasket; 46. a second gasket.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-5, a novel seamless steel tube comprises a first steel tube main body 1 and a second steel tube main body 2, a splicing mechanism 3 is arranged between the first steel tube main body 1 and the second steel tube main body 2, the splicing mechanism 3 comprises three groups of slots 31 arranged at the right end of the first steel tube main body 1 in a circular array, the splicing mechanism 3 further comprises three groups of L-shaped fixture blocks 32 fixedly connected to the left end of the second steel tube main body 2 in a circular array, the L-shaped fixture blocks 32 are matched with the slots 31, the left side of the slots 31 is communicated with a cavity 33, three groups of arc-shaped sliders 34 are slidably connected to the inside of the cavity 33, a groove 35 is formed in the right side of one end, close to the L-shaped fixture blocks 32, a fixed tube 36 is fixedly installed inside the groove 35, a spring 37 is fixedly installed at the bottom inside of the fixed tube 36, a limit block 38 is fixedly connected to the right end of the spring 37, the limit block 38 is slidably connected to the inside of the fixed tube 36, and a sealing mechanism 4 is installed inside the first steel tube main body 1 and the second steel tube main body 2;

because the size of the opening of the slot 31 is matched with the bottom of the L-shaped fixture block 32, and the slot 31 is communicated with the cavity 33, the L-shaped fixture block 32 is inserted into the slot 31 until the L-shaped fixture block abuts against the bottom of the cavity 33, at this time, the second steel pipe main body 2 is attached to the first steel pipe main body 1, the L-shaped fixture block 32 is driven to rotate by clockwise rotating the second steel pipe main body 2, the L-shaped fixture block 32 rotates to drive the arc-shaped slider 34 to rotate inside the cavity 33, when the bottom protruding end of the L-shaped fixture block 32 is completely inserted into the cavity 33, one end of the arc-shaped slider 34, where the fixed cylinder 36 is mounted, moves to the middle of the slot 31, and at this time, the spring 37 in the fixed cylinder 36 rebounds to drive the stopper 38 to partially slide out of the fixed cylinder 36, at this time, the part of the stopper 38 sliding out abuts against the boundary between the slot 31 and the cavity 33, so as to prevent the arc-shaped slider 34 from sliding back to fix the L-shaped fixture block 32, thereby achieving the purpose of splicing, which is similar to disassembly, and the convenience for replacement and maintenance, and convenience for replacement, and greatly reducing the workload of workers.

The cavity 33 is formed in the first steel pipe body 1 close to the right side, and the L-shaped clamping block 32 and the arc-shaped sliding block 34 are connected end to end in the cavity 33;

that is, a sealed ring is formed by connecting the L-shaped block 32 and the arc-shaped block 34 end to end, so that the ring cannot move under the clamping action of the limiting block 38, thereby achieving the positioning effect.

The sealing mechanism 4 comprises a T-shaped connecting ring 41 fixedly connected to the inner wall of the first steel pipe main body 1 close to the right side, the sealing mechanism 4 further comprises a fixing ring 42 fixedly connected to the inner wall of the second steel pipe main body 2 close to the left side, a sealing ring 43 is arranged between the fixing ring 42 and the T-shaped connecting ring 41, a lantern ring 44 is movably sleeved on the outer side of the T-shaped connecting ring 41, a first sealing gasket 45 is arranged between the left end of the lantern ring 44 and the T-shaped connecting ring 41, and a second sealing gasket 46 is arranged between the right end of the lantern ring 44 and the fixing ring 42;

at the junction of the first steel pipe main body 1 and the second steel pipe main body 2, the T-shaped connecting ring 41 extends to the inside of the second steel pipe main body 2 to be connected with the fixing ring 42, the sealing ring 43 is installed between the T-shaped connecting ring 41 and the fixing ring 42, the sealing performance is improved, the structural strength of the junction is improved through the sleeve ring 44, the sealing effect of the junction between the T-shaped connecting ring 41 and the fixing ring 42 is further improved through the first sealing gasket 45 and the second sealing gasket 46 at the two ends of the sleeve ring 44, the conveying medium is controlled in the inside of the first steel pipe main body 1 and the inside of the second steel pipe main body 2, and the leakage at the junction is avoided.

The working principle is as follows:

when in use, because the opening size of the slot 31 is matched with the bottom of the L-shaped fixture block 32 and the slot 31 is communicated with the cavity 33, therefore, by inserting the L-shaped latch 32 into the slot 31 until it abuts against the bottom of the cavity 33, at this time, the second steel pipe body 2 is attached to the first steel pipe body 1, the L-shaped block 32 is driven to rotate by clockwise rotating the second steel tube main body 2, the arc-shaped sliding block 34 can be driven to rotate in the cavity 33 by the rotation of the L-shaped block 32, when the bottom protruding end of the L-shaped latch 32 is completely inserted into the cavity 33, the end of the arc-shaped slider 34, on which the fixed cylinder 36 is mounted, moves to the middle of the slot 31, and at this time the spring 37 in the fixed cylinder 36 rebounds, thereby driving the limited block 38 to slide out of the fixed cylinder 36, at this time, the part of the limited block 38 sliding out is just propped against the boundary of the slot 31 and the cavity 33, thereby preventing the arc-shaped sliding block 34 from sliding back to the original position, enabling the arc-shaped sliding block 34 to abut against the L-shaped clamping block 32 to fix the L-shaped clamping block, achieving the purpose of splicing, having simple and rapid disassembly, convenient replacement and maintenance, greatly reducing the workload of workers, at the joint of the first steel pipe main body 1 and the second steel pipe main body 2, by extending the T-shaped connection ring 41 into the second steel pipe main body 2 and contacting with the fixed ring 42, and a sealing ring 43 is arranged between the T-shaped connecting ring 41 and the fixing ring 42, the sealing property is improved, the structural strength of the joint is improved through the lantern ring 44, the sealing effect of the joint between the T-shaped connecting ring 41 and the fixing ring 42 is further improved through the first sealing gasket 45 and the second sealing gasket 46 at the two ends of the lantern ring 44, the conveying medium is controlled inside the first steel pipe main body 1 and the second steel pipe main body 2, and leakage at the joint is avoided.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel seamless steel pipe, includes first steel pipe main part (1) and second steel pipe main part (2), its characterized in that: be provided with splicing mechanism (3) between first steel pipe main part (1) and second steel pipe main part (2), splicing mechanism (3) include three groups set up slot (31) that the right-hand member at first steel pipe main part (1) is circular array and arranges, splicing mechanism (3) still include three fixed connection of group are L type fixture block (32) that circular array arranged at the left end of second steel pipe main part (2), looks adaptation between L type fixture block (32) and slot (31), the left side intercommunication of slot (31) has cavity (33), the inside sliding connection of cavity (33) has three arc slider of group (34), arc slider (34) are close to the right side of the one end of L type fixture block (32) and set up recess (35), the inside fixed mounting of recess (35) has a fixed cylinder (36), the inside bottom fixed mounting of a fixed cylinder (36) has spring (37), the right-hand member fixed connection of spring (37) has stopper mechanism (38), stopper (38) sliding connection is in the inside of a fixed cylinder (36), the inside of first steel pipe main part (1) and the inside of second steel pipe main part (2) installs sealed 4).

2. The novel seamless steel tube according to claim 1, characterized in that: the cavity (33) is formed in the position, close to the right side, of the inner portion of the first steel pipe body (1), and the L-shaped clamping block (32) is connected with the arc-shaped sliding block (34) in the cavity (33) end to end.

3. The novel seamless steel tube according to claim 1, characterized in that: the sealing mechanism (4) comprises a T-shaped connecting ring (41) fixedly connected to the inner wall of the first steel pipe main body (1) close to the right side.

4. The novel seamless steel tube according to claim 3, characterized in that: sealing mechanism (4) still include fixed ring (42) of fixed connection in the inner wall of second steel pipe main part (2) department of being close to the left side.

5. The novel seamless steel tube according to claim 4, characterized in that: and a sealing ring (43) is arranged between the fixing ring (42) and the T-shaped connecting ring (41).

6. The novel seamless steel tube according to claim 3, characterized in that: the lantern ring (44) is sleeved on the outer side of the T-shaped connecting ring (41) in a movable mode, a first sealing gasket (45) is installed between the left end of the lantern ring (44) and the T-shaped connecting ring (41), and a second sealing gasket (46) is installed between the right end of the lantern ring (44) and the fixing ring (42).