CN210687363U - Pipeline engineering pipeline connecting device - Google Patents

Abstract

The utility model relates to a pipe connection technical field just discloses a pipeline engineering pipeline connecting device, including the fixed pipe of the first fixed pipe and the second and fastening bolt of waiting to connect, be connected with the connecting pipe between the fixed pipe of first fixed pipe and second, the junction threaded sleeve of the fixed pipe of first fixed pipe and second and connecting pipe is equipped with fastening bolt. This pipeline engineering pipe connection device, through rotating the regulating part on the connecting pipe, thereby the left joint pipe and the right joint pipe at screw in or the regulating part both ends of screwing out, the holistic length of adjustable connecting pipe on the one hand, be convenient for adapt to the fixed pipe of first fixed pipe and second of different intervals, on the other hand, the horizontal rubber seal of collocation joint inslot, through rotating the regulating part, adjust left joint pipe and right joint pipe and the fixed pipe of first fixed pipe and second and transversely compress tightly the degree, thereby improve the fastening nature and the leakproofness between connecting pipe and the fixed pipe of first fixed pipe and second.

Description

Pipeline engineering pipeline connecting device

Technical Field

The utility model relates to a pipe connection technical field specifically is a pipeline engineering pipe connection device.

Background

The pipeline engineering is a modern engineering with strong technology, the pipeline and the used equipment are required to ensure that flammable and explosive oil and gas can be safely and continuously conveyed under high pressure, the working pressure of onshore pipelines is up to more than 80 kgf/cm < 2 >, the pressure bearing performance of ocean pipelines is up to even 140 kgf/cm < 2 >, and in addition, the properties of various oils and gases are different, so that the pipelines can meet different conveying process requirements.

When the installation of pipeline and follow-up maintenance are changed, the pipeline that two adjacent needs are connected actually the position probably is fixed, and current pipe connection device length also all is fixed usually, just also leads to pipe connection device not strong to the adaptability between the fixed pipeline, and the adaptation that can't be fine and the pipeline of connecting different intervals use inconveniently, and can lead to the pipe connection not inseparable and take place to leak.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a pipeline engineering pipe connection device, it is adjustable to possess length, strong adaptability's advantage, the installation and the subsequent maintenance of pipeline are changed time to have solved, two adjacent pipelines that need to connect are position probably fixed in fact, and current pipe connection device length is also all fixed usually, just also lead to pipe connection device not strong to the adaptability between the fixed pipeline, unable fine adaptation and the pipeline of connecting different intervals, it is inconvenient to use, and can lead to the problem that the pipe connection is inseparable and take place to leak.

The utility model provides a following technical scheme: the utility model provides a pipeline engineering pipeline connecting device, is including the fixed pipe of the first fixed pipe and the second and fastening bolt of waiting to connect, be connected with the connecting pipe between the fixed pipe of first fixed pipe and second, the junction screw thread cover of the fixed pipe of first fixed pipe and second and connecting pipe is equipped with fastening bolt, the connecting pipe includes left joint pipe and right joint pipe, left side joint pipe and the adjacent one end of right joint pipe all are equipped with the screw thread section, screw thread cover is equipped with the regulating part between left side joint pipe and the right joint pipe, left side joint pipe is close to the one end of first fixed pipe and the one end that right joint pipe is close to the fixed pipe of second all is equipped with the joint groove, one side of joint inslot chamber is equipped with horizontal rubber seal circle.

Preferably, all set up the activity groove that is located joint inslot chamber bottom on left side joint pipe and the right side joint pipe, the bottom fixedly connected with spring of activity inslot chamber, the top fixedly connected with wedge of spring, the top of wedge is equipped with vertical rubber seal.

Preferably, the two thread sections at one end of the left clamping pipe and one end of the right clamping pipe are opposite in thread direction, and the adjusting piece is connected with the left clamping pipe and the right clamping pipe through the thread sections.

Preferably, two sections of thread grooves which are symmetrical about the middle part of the adjusting piece are arranged on the inner wall of the adjusting piece, and a square column is arranged in the middle part of the outer wall of the adjusting piece.

Preferably, the clamping grooves on the left clamping connection pipe and the right clamping connection pipe are movably sleeved with the first fixing pipe and the second fixing pipe respectively.

Preferably, the end of the wedge block, which is close to the outer side of the clamping groove, is set to be arc-shaped, the wedge block is movably sleeved in the movable groove, and the top of the wedge block is movably connected with the inner wall of the first fixed pipe or the second fixed pipe.

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

1. this pipeline engineering pipe connection device, through rotating the regulating part on the connecting pipe, thereby the left joint pipe and the right joint pipe at screw in or the regulating part both ends of screwing out, the holistic length of adjustable connecting pipe on the one hand, be convenient for adapt to the fixed pipe of first fixed pipe and second of different intervals, on the other hand, the horizontal rubber seal of collocation joint inslot, through rotating the regulating part, adjust left joint pipe and right joint pipe and the fixed pipe of first fixed pipe and second and transversely compress tightly the degree, thereby improve the fastening nature and the leakproofness between connecting pipe and the fixed pipe of first fixed pipe and second.

2. The pipeline connecting device for pipeline engineering is characterized in that through the matching of the movable groove, the spring, the wedge block and the vertical rubber sealing ring, on one hand, when the clamping grooves of the left clamping pipe and the right clamping pipe are inserted into the first fixed pipe and the second fixed pipe, the first fixed pipe and the second fixed pipe extrude the wedge block to drive the compression spring and enable the wedge block to shrink into the movable groove, so that the top of the wedge block is in close contact with the inner walls of the first fixed pipe and the second fixed pipe through the action of the spring, the vertical rubber sealing ring is utilized to improve the vertical sealing effect between the first fixed pipe and the connecting pipe, on the other hand, when the connecting pipe is used for connecting the first fixed pipe and the second fixed pipe with different wall thicknesses, the connection of the first fixed pipe and the second fixed pipe with different wall thicknesses can be adapted through the matching of the movable groove, the spring, the wedge block and the vertical rubber sealing ring, and ensures the sealability of the first and second stationary pipes and the connection pipe.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structural connecting pipe of the present invention;

fig. 3 is a front view of the structural connecting pipe of the present invention.

In the figure: 1. a first stationary tube; 2. a second stationary tube; 3. a connecting pipe; 4. fastening a bolt; 5. a left bayonet tube; 501. a movable groove; 502. a spring; 503. a wedge block; 504. a vertical rubber sealing ring; 6. a right bayonet tube; 7. a threaded segment; 8. an adjustment member; 9. a clamping groove; 10. and a transverse rubber sealing ring.

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.

Referring to fig. 1-3, a pipeline connecting device for pipeline engineering comprises a first fixed pipe 1 and a second fixed pipe 2 to be connected and a fastening bolt 4, wherein a connecting pipe 3 is connected between the first fixed pipe 1 and the second fixed pipe 2, the fastening bolt 4 is sleeved on the screw thread at the connection part of the first fixed pipe 1 and the second fixed pipe 2 and the connecting pipe 3, the connecting pipe 3 comprises a left clamping pipe 5 and a right clamping pipe 6, the left clamping pipe 5 and the right clamping pipe 6 are both provided with a movable groove 501 located at the bottom of the inner cavity of a clamping groove 9, the bottom of the inner cavity of the movable groove 501 is fixedly connected with a spring 502, the top of the spring 502 is fixedly connected with a wedge block 503, one end of the wedge block 503 close to the outer side of the clamping groove 9 is arc-shaped, the wedge block 503 is movably sleeved in the movable groove 501, and the wedge block 503 is matched with a vertical rubber sealing ring 504 through the movable groove 501, when the clamping grooves 9 of the left clamping pipe 5 and the right clamping pipe 6 are inserted into the first fixed pipe 1 and the second fixed pipe 2, the first fixed pipe 1 and the second fixed pipe 2 extrude the wedge-shaped block 503 to drive the wedge-shaped block to compress the spring 502, and the wedge-shaped block 503 is contracted into the movable groove 501, so that the top of the wedge-shaped block 503 is in close contact with the inner walls of the first fixed pipe 1 and the second fixed pipe 2 through the action of the spring 502, and the vertical sealing effect between the first fixed pipe 1 and the second fixed pipe 2 and the connecting pipe 3 is improved through the vertical rubber sealing ring 504, on the other hand, when the connecting pipe 3 is used for connecting the first fixed pipe 1 and the second fixed pipe 2 with different wall thicknesses, the wedge-shaped block 503 can elastically expand and contract through the elastic action of the spring 502, so that the connection between the first fixed pipe 1 and the second fixed pipe 2 with different wall thicknesses can be adapted under the matching of the wedge-shaped block 503 and the vertical rubber sealing ring 504, the sealing performance of the first fixed pipe 1, the second fixed pipe 2 and the connecting pipe 3 is ensured, the adaptability of the pipeline connecting device is improved, the top of the wedge-shaped block 503 is movably connected with the inner wall of the first fixed pipe 1 or the second fixed pipe 2, the top end of the wedge-shaped block 503 is provided with a vertical rubber sealing ring 504, the number of the wedge-shaped blocks 503 in one clamping groove 9 is two, the sealing performance between the connecting pipe 3 and the first fixed pipe 1 and the second fixed pipe 2 can be improved by using the two wedge-shaped blocks 503, when a spring 502 matched with one wedge-shaped block 503 is damaged, the normal use of the connecting pipe 3 is ensured by using the other wedge-shaped block 503, the adjacent ends of the left clamping pipe 5 and the right clamping pipe 6 are provided with thread sections 7, the thread directions of the two thread sections 7 at one ends of the left clamping pipe 5 and the right clamping pipe 6 are opposite, and the adjusting piece 8 is connected with the left clamping pipe 5 and the right clamping pipe, an adjusting part 8 is sleeved between the left clamping pipe 5 and the right clamping pipe 6 through a screw thread, the device can be screwed in or out of the left clamping pipe 5 and the right clamping pipe 6 at two ends of the adjusting part 8 by rotating the adjusting part 8 on the connecting pipe 3, on one hand, the whole length of the connecting pipe 3 can be adjusted, the device is convenient to adapt to a first fixed pipe 1 and a second fixed pipe 2 with different intervals, on the other hand, a transverse rubber sealing ring 10 in a clamping groove 9 is matched, the transverse pressing degree of the left clamping pipe 5 and the right clamping pipe 6 with the first fixed pipe 1 and the second fixed pipe 2 is adjusted by rotating the adjusting part 8, so that the tightness and the tightness between the connecting pipe 3 and the first fixed pipe 1 and the second fixed pipe 2 are improved, two sections of symmetrical thread grooves about the middle part of the inner wall of the adjusting part 8 are arranged on the inner wall of the adjusting part 8, a square column is arranged at the middle part of the outer wall of the adjusting part, the clamping pipe 5 and the right clamping pipe 6 are both provided with clamping grooves 9, joint groove 9 on left side joint pipe 5 and the right joint pipe 6 cup joints with the fixed pipe 2 activity of first fixed pipe 1 and second respectively, one side of joint groove 9 inner chamber is equipped with horizontal rubber seal 10, utilize horizontal rubber seal 10, improve the leakproofness of the fixed pipe 2 of first fixed pipe 1 and second and the junction of connecting pipe 3, and can elastic contact when making the fixed pipe 2 of first fixed pipe 1 and second be connected with connecting pipe 3, avoid the rigid contact to cause the damage, can improve the compactness of the fixed pipe 2 of first fixed pipe 1 and second and connecting pipe 3 junction simultaneously.

The working principle is as follows: when the device is installed, firstly, a left clamping pipe 5 or a right clamping pipe 6 at one end of a connecting pipe 3 is inserted on a first fixed pipe 1 or a second fixed pipe 2 through a clamping groove 9, in the process that the clamping groove 9 on the left clamping pipe 5 or the right clamping pipe 6 is inserted on the first fixed pipe 1 or the second fixed pipe 2, the inner wall of the first fixed pipe 1 or the second fixed pipe 2 contacts the arc-shaped surface of a wedge-shaped block 503, so as to extrude the wedge-shaped block 503, drive the wedge-shaped block 503 to compress a spring 502 and enable the wedge-shaped block 503 to shrink into a movable groove 501, then, an adjusting piece 8 in the middle of the connecting pipe 3 is rotated, so as to drive the left clamping pipe 5 and the right clamping pipe 6 to reversely move, so as to enlarge the length of the connecting pipe 3, enable the left clamping pipe 5 to be continuously close to the first fixed pipe 1 or the right clamping pipe 6 to be continuously close to the second fixed pipe 2, and enable the clamping groove 9 at one end of the left clamping pipe 5 or the right clamping pipe 6 to be, finally, continue to rotate regulating part 8, make the opposite reverse motion of left joint pipe 5 and right joint pipe 6, compress tightly with first fixed pipe 1 and the fixed pipe 2 of second up to the inside horizontal rubber seal 10 of left joint pipe 5 and the fixed pipe 2 of right joint pipe 6 joint groove 9, reuse fastening bolt 4 to connect pipe 3 and first fixed pipe 1, the fixed pipe 2 of second lock fixed, can.

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 pipeline engineering pipe connection device, includes the fixed pipe of first fixed pipe (1) and second (2) and fastening bolt (4) that wait to connect, its characterized in that: be connected with connecting pipe (3) between first fixed pipe (1) and the fixed pipe of second (2), the junction screw thread cover of first fixed pipe (1) and the fixed pipe of second (2) and connecting pipe (3) is equipped with fastening bolt (4), connecting pipe (3) are including left joint pipe (5) and right joint pipe (6), left side joint pipe (5) all are equipped with screw thread section (7) with the adjacent one end of right joint pipe (6), screw thread cover is equipped with regulating part (8) between left side joint pipe (5) and the right joint pipe (6), the one end that left side joint pipe (5) is close to first fixed pipe (1) and right joint pipe (6) are close to the fixed pipe of second (2) all are equipped with joint groove (9), one side of joint groove (9) inner chamber is equipped with horizontal rubber seal (10).

2. A plumbing pipe connection according to claim 1, wherein: all offer movable groove (501) that are located joint groove (9) inner chamber bottom on left side joint pipe (5) and right joint pipe (6), the bottom fixedly connected with spring (502) of activity groove (501) inner chamber, the top fixedly connected with wedge (503) of spring (502), the top of wedge (503) is equipped with vertical rubber seal (504).

3. A plumbing pipe connection according to claim 1, wherein: two screw thread sections (7) at one ends of the left clamping connection pipe (5) and the right clamping connection pipe (6) are opposite in screw thread direction, and the adjusting piece (8) is connected with the left clamping connection pipe (5) and the right clamping connection pipe (6) through the screw thread sections (7).

4. A plumbing pipe connection according to claim 1, wherein: two sections of thread grooves which are symmetrical about the middle part of the adjusting piece (8) are arranged on the inner wall of the adjusting piece, and a square column is arranged in the middle part of the outer wall of the adjusting piece (8).

5. A plumbing pipe connection according to claim 1, wherein: joint groove (9) on left side joint pipe (5) and right joint pipe (6) cup joint with first fixed pipe (1) and the activity of second fixed pipe (2) respectively.

6. A plumbing pipe connection according to claim 2, wherein: the one end that wedge (503) are close to the joint groove (9) outside is established to the arc, wedge (503) activity suit is in activity groove (501), and the top of wedge (503) and the inner wall swing joint of the fixed pipe of first fixed pipe (1) or second (2).

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