CN214534947U

CN214534947U - Connecting mechanism for pipeline

Info

Publication number: CN214534947U
Application number: CN202120364658.6U
Authority: CN
Inventors: 李东坡; 张彩杰; 张丽恒; 皮伟
Original assignee: Qingchuanglian Construction Engineering Tangshan Co ltd
Current assignee: Qingchuanglian Construction Engineering Tangshan Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-10-29
Anticipated expiration: 2031-02-07

Abstract

The utility model relates to a coupling mechanism for pipeline belongs to the technical field of pipeline, and it includes two mutual concatenations and longitudinal section semicircular in shape casings, two the inboard of casing is provided with a pair of relative setting and carries out the tight clamping components of clamp to the junction of two pipelines, still is provided with the fastener that carries out locking to two casings between two casings. This application has the effect that promotes the sealing performance of two adjacent pipeline interconnect departments.

Description

Connecting mechanism for pipeline

Technical Field

The application relates to the technical field of pipelines, in particular to a connecting mechanism for a pipeline.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc.

In modern society, the use of pipes is more widespread and applied in various fields. When two adjacent pipelines of current are connecting, at pipeline interconnect's tip fixed connection flange dish respectively, when needs are connected two pipelines, at first make two pipelines dock each other, the ring flange of two pipeline tip laminates each other this moment, then sets up a plurality of bolts along the circumference of ring flange and locks to the completion is connected two pipelines.

In view of the above-mentioned related art, the inventors believe that a small gap exists at the joint of two pipes after two adjacent pipes are connected, resulting in poor sealing performance.

SUMMERY OF THE UTILITY MODEL

In order to promote the sealing performance of two adjacent pipeline interconnect departments, this application provides a coupling mechanism for pipeline.

The application provides a coupling mechanism for pipeline adopts following technical scheme:

the utility model provides a coupling mechanism for pipeline, includes two mutual concatenations and longitudinal section semicircular in shape's casing, two the inboard of casing is provided with a pair of relative setting and carries out the tight clamping components of clamp to the junction of two pipelines, still is provided with the fastener that locks two casings between two casings.

Through adopting above-mentioned technical scheme, when needs are connected two adjacent pipelines, place the tip that two pipelines are adjacent respectively on one of them casing, then splice two casings to utilize the fastener to lock two casings, can make clamping component press from both sides tightly the junction of two pipelines after the casing locking, thereby realize connecting and sealing two pipelines.

Optionally, the two mutually spliced positions of the shells are respectively and fixedly connected with connecting plates which are mutually attached, and the fasteners are fastening bolts which penetrate through the mutually attached connecting plates.

Through adopting above-mentioned technical scheme, when needs splice two casings for connecting plate on two casings is laminated each other, then passes two connecting plates of laminating each other with fastening bolt in proper order, thereby can lock two connecting plates, can lock two casings simultaneously.

Optionally, a waist-shaped hole is formed in the connecting plate at a position through which the fastening bolt passes.

Through adopting above-mentioned technical scheme, can make two connecting plates of more smooth passing of fastening bolt through set up waist type hole on the connecting plate to can be more convenient fix two connecting plates.

Optionally, the clamping assembly includes a clamping plate disposed between the pipe and the housing and having a semicircular longitudinal section, and a plurality of springs having two ends respectively fixed to the housing and the clamping plate are disposed between the clamping plate and the housing.

Through adopting above-mentioned technical scheme, when two casings splice each other, the casing can compress the spring between casing and the grip block, and the spring can exert pressure to the grip block after receiving pressure to can make the grip block closely laminate on the lateral wall of pipe connection department, and then can accomplish and connect two adjacent pipelines.

Optionally, the clamping plate is fixedly connected with a guide rod which penetrates through the inner side of the spring and the end of which penetrates through the shell.

Through adopting above-mentioned technical scheme, can make the spring take place to stretch out and draw back along the axial direction of guide bar through setting up the guide bar to can avoid the flexible in-process of spring to take place the distortion, can prolong the life of spring.

Optionally, one end of the pipeline is fixedly connected with an annular flange, and the other end of the pipeline is provided with an insertion groove for inserting the flange of the adjacent pipeline.

By adopting the technical scheme, before the joint of the two pipelines is clamped by the clamping plate, the flange of one pipeline is firstly inserted into the insertion groove of the adjacent pipeline, so that the two pipelines can be preliminarily connected and sealed.

Optionally, a clamping assembly for limiting the connection mechanism to move along the axial direction of the pipeline is arranged between the pipeline and the clamping plate.

Through adopting above-mentioned technical scheme, set up the joint subassembly and can reduce coupling mechanism and take place the possibility that removes along the axial of pipeline to can guarantee two pipes can be inseparable to connect.

Optionally, the clamping assembly comprises a clamping seat fixedly sleeved on one end side wall of the pipeline interconnection, a clamping groove is formed in the arc-shaped side wall of the clamping seat, and a clamping strip fixedly connected with the clamping plate and clamped with the clamping groove is fixedly arranged on the side wall of the clamping plate.

Through adopting above-mentioned technical scheme, when pressing from both sides tightly two pipelines, the card strip on the grip block can the joint in the draw-in groove of joint seat to can restrict coupling mechanism and take place to remove along the axial of pipeline.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the clamping plate is arranged to clamp the joint of the two pipelines, so that the two pipelines can be connected on one hand, and the joint of the two pipelines can be sealed on the other hand;

2. by inserting two adjacent pipelines, the sealing performance between the two pipelines can be further improved;

3. through set up the joint seat on the pipeline to set up the card strip on the grip block, can make both mutual joints, thereby can carry on spacingly along pipeline axial direction's removal to coupling mechanism.

Drawings

Fig. 1 is a schematic structural view of the whole of the connection mechanism in the embodiment of the present application.

Fig. 2 is a schematic diagram showing a connection relationship between adjacent pipes in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a clamping assembly and a clamping assembly embodied in the embodiment of the present application.

Description of reference numerals: 1. a pipeline; 11. a flange; 12. inserting grooves; 2. a housing; 21. a connecting plate; 211. a kidney-shaped hole; 22. a fastener; 3. a clamping assembly; 31. a clamping plate; 32. a spring; 33. a guide bar; 4. a clamping assembly; 41. a clamping seat; 411. a card slot; 42. and (6) clamping the strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses coupling mechanism for pipeline. Referring to fig. 1, including two casing 2 that splice each other and the cover is established at two pipeline 1 junctions and the cross-section semicircular in shape, fixedly connected with connecting plate 21 respectively on the border of two casing 2 mutual butt joints, when two casing 2 splice each other, lie in two connecting plates 21 of same side and laminate each other, pass two connecting plates 21 of laminating each other and be provided with the fastener 22 that locks two connecting plates 21. A pair of clamping assemblies 3 which are arranged oppositely and clamp the two pipelines 1 are arranged on the inner sides of the two shells 2. The two pipelines 1 can be tightly connected together by arranging the clamping assembly 3, and the joint of the two pipelines 1 can be sealed.

The fastening member 22 in this embodiment is a fastening bolt, and the waist-shaped hole 211 is provided in a position on the connecting plate 21 through which the fastening bolt passes, so that the fastening bolt can more conveniently penetrate through the waist-shaped hole 211, and thus the two housings 2 can be fixed conveniently.

Referring to fig. 2, a flange 11 which is arranged along the axial direction of the pipeline 1 and has a diameter smaller than that of the pipeline 1 is fixedly connected to the end face of one end of the pipeline 1, an insertion groove 12 along the axial direction of the pipeline 1 is formed in the end face of the other end of the pipeline 1, and when two pipelines 1 need to be connected, the flange 11 of one pipeline 1 is inserted into the insertion groove 12 of the adjacent pipeline 1, so that preliminary connection can be performed on the adjacent pipelines 1, and a sealing effect can be achieved.

Referring to fig. 3, the clamping assembly 3 includes a clamping plate 31 having a semicircular cross section and located between the housing 2 and the pipe 1, a plurality of springs 32 are disposed between the clamping plate 31 and the housing 2 to connect the clamping plate 31 and the housing 2, two ends of the springs 32 are respectively fixed to the clamping plate 31 and the housing 2, and the plurality of springs 32 are distributed along the axial direction of the pipe 1.

After two pipelines 1 link together, overlap joint with two pipelines 1 on one of them pinch-off blades 31, then splice two casings 2, and utilize fastening bolt to lock connecting plate 21 on two casings 2, can not take place relative movement between two casings 2 this moment, thereby can compress spring 32, can extrude pinch-off blades 31 when spring 32 takes place to compress, thereby can make pinch-off blades 31 closely laminate on pipeline 1 lateral wall, and then can realize pressing from both sides tight sealedly to two adjacent pipelines 1.

A guide rod 33 is fixedly connected to the side wall of the clamping plate 31 close to the housing 2 at the position of each spring 32, the guide rod 33 is arranged inside the spring 32 in a penetrating manner, the end part of the guide rod 33 penetrates through the housing 2, and the guide rod 33 penetrates through one end of the housing 2 and is connected with the housing 2 in a sliding manner. The compression of the spring 32 along the axial direction of the guide rod 33 can be set by providing the guide rod 33 inside the spring 32, so that the spring 32 can be prevented from being twisted when being subjected to pressure, and the service life of the spring 32 can be prolonged.

Referring to fig. 2 and 3, in order to improve the stability of the coupling mechanism along the axial direction of the pipe 1, a clamping assembly 4 is provided between the clamping plate 31 and the pipe 1, so that the coupling mechanism can be restricted from moving along the axial direction of the pipe 1. Clamping subassembly 4 includes that two are fixed the joint seat 41 that cup joints on two pipeline 1 tip lateral walls respectively, offers the draw-in groove 411 that sets up along joint seat 41 circumference on the arc lateral wall of joint seat 41 to respectively fixedly connected with and the mutual card strip 42 of joint of draw-in groove 411 on the inner wall that pinch-off plate 31 is close to pipeline 1. When the shell 2 drives the two clamping plates 31 to connect the adjacent pipelines 1, the clamping strips 42 on the inner walls of the clamping plates 31 are just clamped in the clamping grooves 411 on the clamping seats 41, so that the axial movement of the connecting mechanism along the pipelines 1 can be limited.

The implementation principle of the connecting mechanism for the pipeline in the embodiment of the application is as follows: when the adjacent pipelines 1 need to be connected, firstly, the flange 11 of one pipeline 1 is inserted into the insertion groove 12 of the other pipeline 1; then overlap joint pipeline 1 after will connecting on one of them clamp plate 31 to splice two casings 2, utilize fastening bolt to lock after the concatenation is accomplished, clamp plate 31 can press from both sides tightly on joint seat 41 under the spring action of spring 32 this moment, and the card strip 42 on the clamp plate 31 just the joint in the draw-in groove 411 of joint seat 41, thereby the completion is connected and is sealed two pipeline 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a coupling mechanism for pipeline which characterized in that: the pipeline clamping device comprises two mutually spliced shells (2) with semicircular longitudinal sections, wherein a pair of clamping assemblies (3) which are oppositely arranged and clamp the joint of two pipelines (1) is arranged on the inner sides of the shells (2), and a fastening piece (22) for locking the two shells (2) is further arranged between the two shells (2).

2. A pipe connecting mechanism according to claim 1, wherein: two the position that casing (2) spliced each other is fixedly connected with connecting plate (21) of laminating each other respectively, fastener (22) are for passing the fastening bolt of laminating connecting plate (21) each other.

3. A pipe connecting mechanism according to claim 2, wherein: waist-shaped holes (211) are formed in the positions, through which the fastening bolts pass, of the connecting plates (21).

4. A pipe connecting mechanism according to claim 1, wherein: the clamping assembly (3) comprises a clamping plate (31) which is arranged between the pipeline (1) and the shell (2) and has a semicircular longitudinal section, and a plurality of springs (32) with two ends respectively fixed with the shell (2) and the clamping plate (31) are arranged between the clamping plate (31) and the shell (2).

5. The pipe connecting mechanism according to claim 4, wherein: the clamping plate (31) is fixedly connected with a guide rod (33) which is arranged inside the spring (32) in a penetrating mode, and the end portion of the guide rod penetrates through the shell (2).

6. A pipe connecting mechanism according to claim 1, wherein: one end of the pipeline (1) is fixedly connected with an annular flange (11), and the other end of the pipeline (1) is provided with a plug-in groove (12) for plugging the flange (11) of the adjacent pipeline (1).

7. The pipe connecting mechanism according to claim 4, wherein: a clamping component (4) for limiting the connecting mechanism to move along the axial direction of the pipeline (1) is arranged between the pipeline (1) and the clamping plate (31).

8. A pipe connecting mechanism according to claim 7, wherein: joint subassembly (4) including fixed cup joint seat (41) on pipeline (1) interconnect one end lateral wall, draw-in groove (411) have been seted up on the arc lateral wall of joint seat (41), card strip (42) of fixedly connected with and the mutual joint of draw-in groove (411) on the lateral wall of grip block (31).