CN112212092A

CN112212092A - Fixing device for multi-pipeline connection

Info

Publication number: CN112212092A
Application number: CN202011151244.1A
Authority: CN
Inventors: 张�浩
Original assignee: Individual
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2020-10-25
Filing date: 2020-10-25
Publication date: 2021-01-12
Anticipated expiration: 2040-10-25
Also published as: CN112212092B

Abstract

The invention relates to the technical field of pipeline connection, in particular to a fixing device for multi-pipeline connection, which comprises a first pipeline, wherein one end of the first pipeline is provided with a first flange, one end of the first flange is provided with a second flange, one end of the second flange is provided with a second pipeline, a fixing frame is arranged below the first pipeline and the first flange, a stabilizing mechanism is arranged at a bracket at the upper end of the fixing frame, and a pre-fixing mechanism is arranged at the upper end of the fixing frame. This fixing device that multi-pipe connects usefulness, through fixing mechanism can aim at the installation through-hole between first pipeline and the second pipeline in advance and fix for it is simpler to fix between first pipeline and the second pipeline, has reduced the butt joint degree of difficulty between first pipeline and the second pipeline, can prevent that first pipeline and second pipeline junction from receiving the external force and dragging the condition that leads to the junction of first flange and second flange not hard up and take place, and is more practical.

Description

Fixing device for multi-pipeline connection

Technical Field

The invention relates to the technical field of pipeline connection, in particular to a fixing device for multi-pipeline connection.

Background

In the pipeline engineering construction, different connection methods should be selected according to the material of the used pipes. The common steel pipe is connected with a flange plate through a threaded connection and a welding connection; the seamless steel pipe, the nonferrous metal and the stainless steel pipe are mostly welded and connected with a flange; the cast iron pipes are connected by socket joints, and a small number of cast iron pipes are connected by flanges; the plastic pipe is mainly connected by threads, bonding, hot melting and the like, and other nonmetal pipes are connected in various forms.

The traditional fixing device for multi-pipeline connection has some defects, generally, the multi-pipeline connection is the connection of two pipelines, flanges of the two pipelines are required to be pre-fixed in the process of connecting the two pipelines, generally, the flanges of the two pipelines are pre-fixed by hands, the flanges are troublesome, and secondly, if the self weight of the two pipelines is heavy, the situation that the connection part of the pipelines is loosened to cause leakage can be caused.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a fixing device for multi-pipeline connection.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a fixing device for multi-pipeline connection comprises a first pipeline, wherein a first flange is arranged at one end of the first pipeline, a second flange is arranged at one end of the first flange, a second pipeline is arranged at one end of the second flange, a fixing frame is arranged below the first pipeline and the first flange, a stabilizing mechanism is arranged at a bracket at the upper end of the fixing frame, and a pre-fixing mechanism is arranged at the upper end of the fixing frame;

the stabilizing mechanism comprises a lower fixing ring, a connecting block, a rotating shaft, an upper fixing ring, a first fixing block, a first clamping groove, a second fixing block, a second fixing groove, a threaded rod and a nut;

the pre-fixing mechanism comprises a first supporting rod, a fixing clamping ring, a fixing frame, a limiting groove, a limiting rod, a spring, a sliding block, a limiting block, a push rod, a second supporting rod and a movable clamping ring.

Preferably, the upper end support department of mount is provided with lower fixing ring, lower fixing ring's rear side upper end is provided with the connecting block, the inside of connecting block is run through and is provided with the pivot, the outside of pivot is provided with upper fixing ring, upper fixing ring's front end is provided with first fixed block, first draw-in groove has been seted up to the inside of first fixed block.

Preferably, the lower extreme of lower fixed ring and the upper end support department fixed connection of mount, the lower extreme of connecting block and the upper end fixed connection of lower fixed ring, the pivot is rotated and is connected the inside at the connecting block, upper fixed ring is through swing joint between pivot and the lower fixed ring, the rear end of first fixed block and upper fixed ring's front end fixed connection.

Preferably, the rear end of second fixed block and the front end fixed connection of lower fixed ring, the threaded rod rotates the inside of connecting at the second fixed slot, the outside threaded connection of nut and threaded rod.

Preferably, the upper end of mount is provided with first bracing piece, the upper end of first bracing piece is provided with fixed snap ring, one side that the upper end of mount is close to first bracing piece is provided with fixed frame, the spacing groove has all been seted up at both ends around the fixed frame, the inside of fixed frame is provided with the gag lever post, the outside of gag lever post is provided with the spring, one side that the outside of gag lever post is close to the spring is provided with the slider, both ends all are provided with the stopper around the slider, the front end of stopper is provided with the push rod, the upper end of slider is provided with the second bracing piece, the upper end of second bracing piece is provided with movable snap ring.

Preferably, the lower extreme of first bracing piece and the upper end fixed connection of mount, fixed snap ring fixed connection is in the upper end of first bracing piece, the lower extreme of fixed frame and the upper end fixed connection of mount, the quantity of spacing groove is two sets of, gag lever post fixed connection is in the inside of first bracing piece, spring swing joint is in the outside of gag lever post.

Preferably, the slider sliding connection is in the outside of gag lever post, stopper sliding connection is in the inboard of spacing groove, fixed connection between stopper and the push rod, the lower extreme of second bracing piece and the upper end fixed connection of slider, the lower extreme of activity snap ring and the upper end fixed connection of second bracing piece.

Preferably, the first flange is fixedly connected with one end of the first pipeline, the second flange is fixedly connected with one end of the second pipeline, and the first flange and the second flange are mutually attached.

Compared with the prior art, the invention has the following beneficial effects:

1. when the pipeline is pre-fixed in use, the push rod is pulled to drive the limiting block to slide on the inner side of the limiting groove, the limiting block slides to drive the sliding block to slide on the outer side of the limiting rod, the sliding block slides on the outer side of the limiting rod to compress the spring along the limiting rod, meanwhile, the sliding block moves to drive the second supporting rod to move, the second supporting rod moves to drive the movable snap ring to move, the fixed snap ring and the movable snap ring can be opened through the movement of the movable snap ring, then the first pipeline penetrates through the inner side of the stabilizing mechanism to be clamped on the outer side of the movable snap ring, the second pipeline penetrates through the inner side of the stabilizing mechanism to be clamped on the inner side of the fixed snap ring, then the first flange and the second flange are mutually attached, the first flange and the second flange are rotated to enable the first flange to correspond to the installation through holes on the second flange, at the moment, the push, the spring resets and promotes the slider and slides in the outside of gag lever post, the slider removes and can drive the removal of second bracing piece, the removal of second bracing piece can drive the activity snap ring with first flange and the steady centre gripping of second flange between fixed snap ring and activity snap ring, reuse bolt runs through the inside of the inside installation through-hole of first flange and second flange, be in the same place first flange and second flange joint, can aim at the installation through-hole between first pipeline and the second pipeline through fixed establishment in advance and fix in advance, it is simpler to make to fix between first pipeline and the second pipeline, the butt joint degree of difficulty between first pipeline and the second pipeline has been reduced.

2. When the first pipeline and the second pipeline are connected, the upper fixing ring is rotated outside the connecting block by taking the rotating shaft as the shaft, so that the upper fixing ring is clamped outside the first pipeline, the second fixing block at the front end of the lower fixing ring is attached to the first fixing block at the front end of the upper fixing ring, the threaded rod is rotated inside the second fixing groove, so that the threaded rod is rotated to the inner side of the first clamping groove, the nut is screwed by using a hexagonal screw wrench, so that the purpose of moving the nut outside the threaded rod is achieved, the second fixing block and the first fixing block can be clamped by moving the nut outside the threaded rod, so that the purpose of clamping between the lower fixing ring and the upper fixing ring is achieved, the first pipeline and the second pipeline are respectively clamped by the stabilizing mechanism, and then are supported by the fixing frame, so that the first pipeline and the second pipeline can be further fixed, the condition that the junction of the first flange and the second flange is loosened due to the fact that the junction of the first pipeline and the second pipeline is pulled by external force can be prevented, and the pipeline connecting device is practical.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a second overall view of the present invention;

FIG. 3 is a schematic view of the stabilizing mechanism and pre-fixing mechanism of the present invention;

FIG. 4 is an enlarged view of part A of the present invention;

FIG. 5 is a partial schematic view of the present invention;

FIG. 6 is a partial schematic view of the present invention;

FIG. 7 is an enlarged view of the portion B of the present invention;

fig. 8 is a schematic structural view of the stabilizing mechanism of the present invention.

In the figure: 1. a first conduit; 2. a first flange; 3. a second flange; 4. a second conduit; 5. a fixed mount; 6. a stabilizing mechanism; 61. a lower fixing ring; 62. connecting blocks; 63. a rotating shaft; 64. an upper fixing ring; 65. a first fixed block; 66. a first card slot; 67. a second fixed block; 68. a second fixing groove; 69. a threaded rod; 610. a nut; 7. a pre-fixing mechanism; 701. a first support bar; 702. fixing the snap ring; 703. a fixing frame; 704. a limiting groove; 705. a limiting rod; 706. a spring; 707. a slider; 708. a limiting block; 709. a push rod; 710. a second support bar; 711. a movable snap ring.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-8, a fixing device for connecting multiple pipelines includes a first pipeline 1, a first flange 2 is disposed at one end of the first pipeline 1, a second flange 3 is disposed at one end of the first flange 2, a second pipeline 4 is disposed at one end of the second flange 3, a fixing frame 5 is disposed below the first pipeline 1 and the first flange 2, a stabilizing mechanism 6 is disposed at a bracket at an upper end of the fixing frame 5, and a pre-fixing mechanism 7 is disposed at an upper end of the fixing frame 5;

the stabilizing mechanism 6 comprises a lower fixing ring 61, a connecting block 62, a rotating shaft 63, an upper fixing ring 64, a first fixing block 65, a first clamping groove 66, a second fixing block 67, a second fixing groove 68, a threaded rod 69 and a nut 610;

the pre-fixing mechanism 7 comprises a first support rod 701, a fixed clamping ring 702, a fixed frame 703, a limiting groove 704, a limiting rod 705, a spring 706, a sliding block 707, a limiting block 708, a push rod 709, a second support rod 710 and a movable clamping ring 711.

A lower fixing ring 61 is arranged at the upper end support of the fixing frame 5, a connecting block 62 is arranged at the upper end of the rear side of the lower fixing ring 61, a rotating shaft 63 is arranged in the connecting block 62 in a penetrating manner, an upper fixing ring 64 is arranged at the outer side of the rotating shaft 63, a first fixing block 65 is arranged at the front end of the upper fixing ring 64, a first clamping groove 66 is arranged in the first fixing block 65, the lower end of the lower fixing ring 61 is fixedly connected with the upper end support of the fixing frame 5, the lower end of the connecting block 62 is fixedly connected with the upper end of the lower fixing ring 61, the rotating shaft 63 is rotatably connected with the inside of the connecting block 62, the upper fixing ring 64 is movably connected with the lower fixing ring 61 through the rotating shaft 63, the rear end of the first fixing block 65 is fixedly connected with the front end of the upper fixing ring 64, the lower end of the lower fixing ring 61 is fixedly, the upper fixing ring 64 is movably connected with the lower fixing ring 61 through the rotating shaft 63, the rear end of the first fixing block 65 is fixedly connected with the front end of the upper fixing ring 64, the rear end of the second fixing block 67 is fixedly connected with the front end of the lower fixing ring 61, the threaded rod 69 is rotatably connected inside the second fixing groove 68, and the nut 610 is in threaded connection with the outer side of the threaded rod 69.

The upper fixing ring 64 is rotated to be clamped at the outer side of the first pipeline 1 by rotating the upper fixing ring 64 at the outer side of the connecting block 62 by taking the rotating shaft 63 as an axis, so that the second fixing block 67 at the front end of the lower fixing ring 61 is attached to the first fixing block 65 at the front end of the upper fixing ring 64, the threaded rod 69 is rotated to be positioned at the inner side of the first clamping groove 66 by rotating the threaded rod 69 in the second fixing groove 68, at the moment, the nut 610 is screwed by using a hexagonal screw wrench, so that the purpose of moving the nut 610 at the outer side of the threaded rod 69 is achieved, the second fixing block 67 and the first fixing block 65 can be clamped by moving the nut 610 at the outer side of the threaded rod 69, so that the purpose of clamping between the lower fixing ring 61 and the upper fixing ring 64 is achieved, the first pipeline 1 and the second pipeline 4 are respectively clamped by the stabilizing mechanism 6, and are supported by the fixing frame 5, so that the first pipeline 1 and the second, the condition that the joint of the first flange 2 and the second flange 3 is loosened due to the fact that the joint of the first pipeline 1 and the second pipeline 4 is pulled by external force can be prevented, and the pipeline joint is practical.

A first supporting rod 701 is arranged at the upper end of the fixing frame 5, a fixed snap ring 702 is arranged at the upper end of the first supporting rod 701, a fixed frame 703 is arranged at one side of the upper end of the fixing frame 5 close to the first supporting rod 701, limiting grooves 704 are respectively arranged at the front end and the rear end of the fixed frame 703, a limiting rod 705 is arranged inside the fixed frame 703, a spring 706 is arranged at the outer side of the limiting rod 705, a sliding block 707 is arranged at one side of the outer side of the limiting rod 705 close to the spring 706, limiting blocks 708 are respectively arranged at the front end and the rear end of the sliding block 707, a push rod 709 is arranged at the front end of the limiting block 708, a second supporting rod 710 is arranged at the upper end of the sliding block 707, a movable snap ring 711 is arranged at the upper end of the second supporting rod 710, the lower end of the first supporting rod 701, the number of the limiting grooves 704 is two, the limiting rods 705 are fixedly connected inside the first supporting rods 701, the springs 706 are movably connected outside the limiting rods 705, the sliding blocks 707 are connected outside the limiting rods 705 in a sliding mode, the limiting blocks 708 are connected inside the limiting grooves 704 in a sliding mode, the limiting blocks 708 are fixedly connected with the push rods 709, the lower ends of the second supporting rods 710 are fixedly connected with the upper ends of the sliding blocks 707, and the lower ends of the movable clamping rings 711 are fixedly connected with the upper ends of the second supporting rods 710.

The push rod 709 is pulled to enable the push rod 709 to drive the limiting block 708 to slide on the inner side of the limiting groove 704, the limiting block 708 slides to drive the sliding block 707 to slide on the outer side of the limiting rod 705, the sliding block 707 slides on the outer side of the limiting rod 705 to enable the spring 706 to be compressed along the limiting rod 705, meanwhile, the sliding block 707 moves to drive the second supporting rod 710 to move, the second supporting rod 710 moves to drive the movable clamp ring 711 to move, the purpose that the fixed clamp ring 702 and the movable clamp ring 711 can be opened through the movement of the movable clamp ring 711 is achieved, the first pipeline 1 penetrates through the inner side of the stabilizing mechanism 6 to be clamped on the outer side of the movable clamp ring 711, the second pipeline 4 penetrates through the inner side of the stabilizing mechanism 6 to be clamped on the inner side of the fixed clamp ring 702, the first flange 2 and the second flange 3 are mutually attached, the first flange 2 and the second flange 3 are rotated, at this moment, the push rod 709 is loosened, the spring 706 is reset under the action of the elastic force of the spring 706, the spring 706 is reset to push the sliding block 707 to slide outside the limiting rod 705, the sliding block 707 moves to drive the second supporting rod 710 to move, the second supporting rod 710 moves to drive the movable clamping ring 711 to stably clamp the first flange 2 and the second flange 3 between the fixed clamping ring 702 and the movable clamping ring 711, the bolts penetrate through the inside of the installation through holes in the first flange 2 and the second flange 3 to connect the first flange 2 and the second flange 3 together, and the installation through holes between the first pipeline 1 and the second pipeline 4 can be aligned and pre-fixed through the pre-fixing mechanism 7, so that the first pipeline 1 and the second pipeline 4 are fixed more simply, and the butt joint difficulty between the first pipeline 1 and the second pipeline 4 is reduced.

The first flange 2 is in fixed connection with one end of the first pipeline 1, one end of the second flange 3 is in fixed connection with one end of the second pipeline 4, and the first flange 2 and the second flange 3 are mutually attached.

The working principle of the invention is as follows:

referring to the attached drawings 1-8 of the specification, when the pipeline pre-fixing device is used for pre-fixing a pipeline, the push rod 709 is pulled to enable the push rod 709 to drive the limit block 708 to slide on the inner side of the limit groove 704, the limit block 708 slides to drive the slide block 707 to slide on the outer side of the limit rod 705, the slide block 707 slides to enable the spring 706 to be compressed along the limit rod 705, the slide block 707 moves to drive the second support rod 710 to move, the second support rod 710 moves to drive the movable clamp ring 711 to move, the fixed clamp ring 702 and the movable clamp ring 711 can be opened through the movement of the movable clamp ring 711, the first pipeline 1 penetrates through the inner side of the stabilizing mechanism 6 to be clamped on the outer side of the movable clamp ring 711, the second pipeline 4 penetrates through the inner side of the stabilizing mechanism 6 to be clamped on the inner side of the fixed clamp ring 702, the first flange 2 and the second flange 3 are mutually attached, the first flange 2 and the second flange 3 are rotated to enable the first flange 2 and, at this time, the push rod 709 is loosened, the spring 706 is reset under the action of the self elastic force, the spring 706 is reset to push the sliding block 707 to slide on the outer side of the limiting rod 705, the sliding block 707 moves to drive the second support rod 710 to move, the second support rod 710 moves to drive the movable clamp ring 711 to stably clamp the first flange 2 and the second flange 3 between the fixed clamp ring 702 and the movable clamp ring 711, then bolts penetrate through the inside of the installation through holes in the first flange 2 and the second flange 3 to connect the first flange 2 and the second flange 3 together, the installation through holes between the first pipeline 1 and the second pipeline 4 can be aligned and pre-fixed through the pre-fixing mechanism 7, so that the first pipeline 1 and the second pipeline 4 are fixed more simply, the butt joint difficulty between the first pipeline 1 and the second pipeline 4 is reduced, and when the first pipeline 1 and the second pipeline 4 are connected, the upper fixing ring 64 is rotated to be clamped at the outer side of the first pipeline 1 by rotating the upper fixing ring 64 at the outer side of the connecting block 62 by taking the rotating shaft 63 as an axis, so that the second fixing block 67 at the front end of the lower fixing ring 61 is attached to the first fixing block 65 at the front end of the upper fixing ring 64, the threaded rod 69 is rotated to be positioned at the inner side of the first clamping groove 66 by rotating the threaded rod 69 in the second fixing groove 68, at the moment, the nut 610 is screwed by using a hexagonal screw wrench, so that the purpose of moving the nut 610 at the outer side of the threaded rod 69 is achieved, the second fixing block 67 and the first fixing block 65 can be clamped by moving the nut 610 at the outer side of the threaded rod 69, so that the purpose of clamping between the lower fixing ring 61 and the upper fixing ring 64 is achieved, the first pipeline 1 and the second pipeline 4 are respectively clamped by the stabilizing mechanism 6, and are supported by the fixing frame 5, so that the first pipeline 1 and the second, the condition that the joint of the first flange 2 and the second flange 3 is loosened due to the fact that the joint of the first pipeline 1 and the second pipeline 4 is pulled by external force can be prevented, and the pipeline joint is practical.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A fixing device for multi-pipe connections, comprising a first pipe (1), characterized in that: a first flange (2) is arranged at one end of the first pipeline (1), a second flange (3) is arranged at one end of the first flange (2), a second pipeline (4) is arranged at one end of the second flange (3), a fixing frame (5) is arranged below the first pipeline (1) and the first flange (2), a stabilizing mechanism (6) is arranged at the upper end support of the fixing frame (5), and a pre-fixing mechanism (7) is arranged at the upper end of the fixing frame (5);

the stabilizing mechanism (6) comprises a lower fixing ring (61), a connecting block (62), a rotating shaft (63), an upper fixing ring (64), a first fixing block (65), a first clamping groove (66), a second fixing block (67), a second fixing groove (68), a threaded rod (69) and a screw cap (610);

the pre-fixing mechanism (7) comprises a first support rod (701), a fixing clamp ring (702), a fixing frame (703), a limiting groove (704), a limiting rod (705), a spring (706), a sliding block (707), a limiting block (708), a push rod (709), a second support rod (710) and a movable clamp ring (711).

2. A fixing device for a multi-pipe connection according to claim 1, wherein: the utility model discloses a fixing device for fixing a car, including mount (5), upper end support department of mount (5) is provided with lower fixed ring (61), the rear side upper end of lower fixed ring (61) is provided with connecting block (62), the inside of connecting block (62) is run through and is provided with pivot (63), the outside of pivot (63) is provided with upper fixed ring (64), the front end of upper fixed ring (64) is provided with first fixed block (65), first draw-in groove (66) have been seted up to the inside of first fixed block (65).

3. A fixing device for a multi-pipe connection according to claim 1, wherein: the front end of lower fixed ring (61) is provided with second fixed block (67), second fixed slot (68) have been seted up to the inside of second fixed block (67), the inside of second fixed slot (68) is provided with threaded rod (69), the outside of threaded rod (69) is provided with nut (610).

4. A multi-pipe connection fixture according to claim 1, wherein: the lower extreme of lower fixed ring (61) and the upper end support department fixed connection of mount (5), the lower extreme of connecting block (62) and the upper end fixed connection of lower fixed ring (61), pivot (63) rotate the inside of connecting in connecting block (62), go up fixed ring (64) through pivot (63) and the lower swing joint between fixed ring (61), the rear end of first fixed block (65) and the front end fixed connection of last fixed ring (64).

5. A multi-pipe connection fixture according to claim 1, wherein: the rear end of second fixed block (67) and the front end fixed connection of lower fixed ring (61), threaded rod (69) rotate the inside of connecting in second fixed slot (68), the outside threaded connection of nut (610) and threaded rod (69).

6. A multi-pipe connection fixture according to claim 1, wherein: a first supporting rod (701) is arranged at the upper end of the fixing frame (5), a fixing snap ring (702) is arranged at the upper end of the first supporting rod (701), a fixing frame (703) is arranged on one side of the upper end of the fixing frame (5) close to the first supporting rod (701), the front end and the rear end of the fixed frame (703) are both provided with a limit groove (704), a limit rod (705) is arranged inside the fixed frame (703), a spring (706) is arranged on the outer side of the limiting rod (705), a sliding block (707) is arranged on one side, close to the spring (706), of the outer side of the limiting rod (705), the front end and the rear end of the sliding block (707) are both provided with a limiting block (708), the front end of the limiting block (708) is provided with a push rod (709), the upper end of the sliding block (707) is provided with a second supporting rod (710), and the upper end of the second supporting rod (710) is provided with a movable clamping ring (711).

7. A multi-pipe connection fixture according to claim 1, wherein: the lower extreme of first bracing piece (701) and the upper end fixed connection of mount (5), fixed snap ring (702) fixed connection is in the upper end of first bracing piece (701), the lower extreme of fixed frame (703) and the upper end fixed connection of mount (5), the quantity of spacing groove (704) is two sets of, gag lever post (705) fixed connection is in the inside of first bracing piece (701), spring (706) swing joint is in the outside of gag lever post (705).

8. A multi-pipe connection fixture according to claim 1, wherein: the sliding block (707) is connected to the outer side of the limiting rod (705) in a sliding mode, the limiting block (708) is connected to the inner side of the limiting groove (704) in a sliding mode, the limiting block (708) is fixedly connected with the push rod (709), the lower end of the second supporting rod (710) is fixedly connected with the upper end of the sliding block (707), and the lower end of the movable clamping ring (711) is fixedly connected with the upper end of the second supporting rod (710).

9. A multi-pipe connection fixture according to claim 1, wherein: the pipeline connecting structure is characterized in that one end of the first flange (2) and one end of the first pipeline (1) are fixedly connected, one end of the second flange (3) and one end of the second pipeline (4) are fixedly connected, and the first flange (2) and the second flange (3) are mutually attached.