CN211203200U

CN211203200U - Pipeline loop joint

Info

Publication number: CN211203200U
Application number: CN201921628364.9U
Authority: CN
Inventors: 奚陈俊
Original assignee: Jiangsu Lincheng Electric Instrument Equipment Co ltd
Current assignee: Jiangsu Lincheng Electric Instrument Equipment Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-08-07
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a pipeline loop connects, including the first joint, the second connects, the mobile unit, spacing unit, sealing unit and pipeline linkage unit, the inside right-hand member of first joint is provided with the ring channel, the inside of first joint is provided with the toper face, the toper face is located the left side of ring channel, the extrados middle part fixedly connected with spacing ring of first joint, the outside of spacing ring is rotated and is connected with the sleeve pipe, the left end that the second connects is provided with toper boss and recess respectively, the right-hand member that the second connects is provided with anti-skidding line, the mobile unit sets up in the sheathed tube left end, spacing unit sets up in the inside of ring channel, sealing unit sets up in the left end of toper boss, the pipeline linkage unit sets up respectively in the left end of first joint and the right-hand member that the second connects: the inclined plane and the toper face of toper boss correspond the setting, and this pipeline loop connects is provided with interlocking structure, avoids leading to the junction department pine to take off, and the leakproofness is good, and the installation is dismantled conveniently.

Description

Pipeline loop joint

Technical Field

The utility model relates to a pipe connection technical field specifically is pipeline loop connects.

Background

The pipeline is a device which is connected by pipes, pipe connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, the pipeline is widely applied to multiple industries and multiple fields due to the unique characteristics of the pipeline, the application range of the pipeline is very wide, the pipeline is mainly used in various industrial devices such as water supply, drainage, heat supply, gas supply and the like, and in the prior art: the patent of the grant publication No. CN 206958424U discloses a quick connector for buried pipelines, which comprises a pipe body, wherein connecting pipes are arranged on two sides of an inner cavity of the pipe body, supporting rods are fixedly connected to two sides of the top of the pipe body, a movable plate is movably connected to the top of the supporting rods through a rotating shaft, a first bolt is connected to the surface of one side of the movable plate in a threaded manner, threaded holes matched with the first bolt are formed in two sides of the top of the pipe body and one side of the supporting rods, the bottom of the first bolt extends into the threaded holes, a first connecting rod is fixedly connected to the bottom of the movable plate, which is far away from the first bolt, the bottom of the first connecting rod penetrates through the pipe body and extends into the pipe body, a first clamping block is fixedly connected to the inside of the pipe body, a first clamping groove matched with the first clamping block is, the axle center department threaded connection at body surface top has the second bolt, the bottom of second bolt extends to the first pipe of the inside fixedly connected with of body, the equal fixedly connected with second connecting rod in both sides of first pipe bottom, the bottom of first pipe is provided with first pipe, the slot hole that uses with the cooperation of second connecting rod is all seted up to the both sides at first pipe top down, the one end that first pipe was kept away from to the second connecting rod extends to the inside of slot hole, has certain defect, does not have interlocking structure, leads to the junction department pine to take off easily, and the leakproofness is poor, and the installation is dismantled inconveniently, for this reason, we propose the pipeline loop and connect and solve above-mentioned defect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide the pipeline loop and connect, be provided with the interlocking structure, avoid leading to the junction department pine to take off, the leakproofness is good, and the installation is dismantled conveniently, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the pipeline loop joint comprises a first joint, a second joint, a moving unit, a limiting unit, a sealing unit and a pipeline connecting unit;

an annular groove is formed in the right end of the interior of the first joint, a conical surface is arranged in the first joint and is located on the left side of the annular groove, a limiting ring is fixedly connected to the middle of the outer arc surface of the first joint, and a sleeve is rotatably connected to the exterior of the limiting ring;

the left end of the second joint is provided with a conical boss and a groove respectively, and the right end of the second joint is provided with anti-skid grains;

the mobile unit is arranged at the left end of the sleeve;

the limiting unit is arranged inside the annular groove;

the sealing unit is arranged at the left end of the conical boss;

the pipeline connecting units are respectively arranged at the left end of the first joint and the right end of the second joint;

wherein: the inclined plane of the conical boss corresponds to the conical surface, the groove corresponds to the annular groove, the left end of the second joint is in threaded connection with the right end of the sleeve, the threaded sleeve is sleeved outside the pipeline, the pipeline is sleeved at the left end of the first joint, the anti-skid grains are located inside the pipeline, then the threaded sleeve is rotated to enable the threaded sleeve to be in threaded connection with the first joint, the pressing ring continuously moves towards the right side in the rotating process, the inlet end of the pipeline is pressed to realize fixed connection with the first joint, the connection is convenient, the sealing performance is good, the second joint is pushed to approach the first joint, the splicing pin is spliced inside the splicing hole, the sleeve is rotated, the sleeve is in threaded connection with the second joint to drive the second joint to move towards the left, the first sealing gasket is completely contacted and sealed with the first joint, the relative rotation between the second joint and the first joint can be effectively prevented, and the second joint and the sleeve are prevented from loosening after long-term use, the sleeve pipe drives the arc and slides right through first slider in first spout inside, the arc drives the compact heap and moves right, the inclined plane promotion ejector pin of compact heap moves down, the ejector pin drives cardboard downstream and compresses tightly the sealed pad of second, play the secondary seal effect and play the limiting displacement to the right flank of toper boss simultaneously, prevent that the second from connecting to return right, adopt interlocking structure to strengthen the connecting action, rotating sleeve pipe, the sleeve pipe makes the arc drive the compact heap and moves left, the decurrent pressure to the ejector pin is relieved to the compact heap, the spring is because self elasticity drives cardboard rebound, thereby relieve the limiting displacement to the sealed pad of second and toper boss, draw the second to the right side and connect, can realize dismantling, easy operation is convenient.

Further, the mobile unit includes first spout, first slider, arc and compact heap, first spout has four and the angle of waiting to set up in the extrados upper end of first joint, the lateral surface of first slider and the interior cambered surface left end fixed connection of arc, the inside sliding connection of first slider and first spout, the left end of compact heap and the right flank fixed connection of arc, arc and sheathed tube left end threaded connection drive the arc through rotatory sleeve and remove to make the rising of compact heap control ejector pin and push down.

Furthermore, spacing unit includes ejector pin, spring and cardboard, the extrados of ejector pin and the corresponding through-hole intrados sliding connection who sets up of first joint outer end, the one end of spring and the cambered surface fixed connection of ring channel, the other end of spring and the middle part fixed connection of cardboard, the ejector pin is located the inside of spring, and it is spacing to lock first joint and second joint through the cardboard, prevents to loosen and take off.

Further, sealed unit includes that first sealed pad, fixing bolt and second seal up, first sealed pad bonds with the inclined plane of toper boss, fixing bolt passes first sealed countersunk hole and the toper boss threaded connection who fills up, the sealed right-hand member of pad fixed connection in first sealed, the sealed pad of second corresponds the setting with the right flank of toper boss and the left surface of ring channel respectively, the sealed right flank that fills up of second corresponds the setting with the left surface of cardboard, seals the coupling part that first joint and second connect, prevents to leak.

Further, the pipeline connection unit includes thread bush and clamp ring, thread bush has two, and thread bush is connected with the extrados left end of first joint and extrados right-hand member threaded connection of second joint respectively, the clamp ring is the toper structure, the extrados of clamp ring and the intrados fixed connection of thread bush are convenient for be connected with outside pipeline.

Further, still include second spout and second slider, the second spout sets up in the right-hand member of ring channel, the right flank fixed connection of second slider and cardboard, the inside sliding connection of second slider and second spout carries on spacingly to the cardboard.

Furthermore, the connector also comprises an inserting hole and an inserting pin, wherein the inserting hole is arranged at the right end of the first connector at the same angle, the inserting pin is arranged at the left side of the middle part of the second connector, and the inserting pin is inserted into the corresponding inserting hole to prevent the first connector from rotating relative to the second connector, so that the phenomenon that the sleeve is loosened is avoided.

Further, still include the anticorrosive coating, the extrados of anticorrosive coating is connected with the intrados fixed connection of first joint and second joint respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the movable sleeve joint for the pipeline has the following advantages:

1. with the thread bush cup joint in the outside of pipeline, cup joint the pipeline in the left end of first joint, make anti-skidding line be located the inside of pipeline, then rotatory thread bush makes thread bush and first joint threaded connection, rotatory in-process compression ring is constantly to the right side removal, thereby compresses tightly the entrance point of pipeline and realizes the fixed connection with first joint, and it is convenient to connect, and the leakproofness is good.

2. Promote the second and connect and be close to first joint, make the grafting round pin peg graft in the inside of spliced eye, rotary sleeve, sleeve pipe and second joint threaded connection drive the second and connect the removal left, make first sealed pad and first joint contact completely sealed, can prevent effectively that relative rotation between second joint and the first joint, the second joint after avoiding long-term the use appears the pine phenomenon with the sleeve pipe.

3. The sleeve pipe drives the arc and slides right through first slider in first spout is inside, and the arc drives the compact heap and moves right, and the inclined plane promotion ejector pin of compact heap moves down, and the ejector pin drives cardboard downstream and compresses tightly the sealed pad of second, plays the restriction effect to the right flank of toper boss when playing the secondary seal effect, prevents that the second from connecting and returning right, adopts interlocking structure to strengthen the connection.

4. Rotating sleeve pipe, the sleeve pipe makes the arc drive compact heap and moves left, and the compact heap is relieved and is moved the decurrent pressure of ejector pin, and the spring drives the cardboard rebound owing to self elasticity to relieve the limiting displacement to sealed pad of second and toper boss, draw the second to the right side and connect, can realize dismantling easy operation convenience.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic cross-sectional plan view of the first joint of the present invention;

fig. 4 is a schematic view of a second joint cross-sectional plane structure of the present invention.

In the figure: the anti-corrosion pipeline joint comprises a first joint 1, a second joint 2, a sleeve 3, a limiting ring 4, a moving unit 5, a first sliding groove 51, a first sliding block 52, an arc plate 53, a pressing block 54, a limiting unit 6, a push rod 61, a spring 62, a clamping plate 63, a sealing unit 7, a first sealing gasket 71, a fixing bolt 72, a second sealing gasket 73, a pipeline connecting unit 8, a threaded sleeve 81, a pressing ring 82, an anti-corrosion layer 9, a plugging hole 10, an annular groove 11, a conical boss 12, a groove 13, an anti-sliding line 14, a second sliding groove 15, a second sliding block 16, a plugging pin 17 and a conical surface 18.

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. 1-4, the present invention provides a technical solution: the pipeline loop joint comprises a first joint 1, a second joint 2, a moving unit 5, a limiting unit 6, a sealing unit 7 and a pipeline connecting unit 8;

the inside right-hand member that first joint 1 is provided with ring channel 11, and the inside of first joint 1 is provided with conical surface 18, and conical surface 18 is located the left side of ring channel 11, and first joint 1's extrados middle part fixedly connected with spacing ring 4, and the outside of spacing ring 4 is rotated and is connected with sleeve pipe 3.

The left end of the second joint 2 is provided with a conical boss 12 and a groove 13 respectively, and the right end of the second joint 2 is provided with anti-skid grains 14.

The moving unit 5 comprises a first sliding chute 51, a first sliding block 52, an arc plate 53 and a pressing block 54, wherein the first sliding chute 51 is provided with four sliding grooves and is arranged at the upper end of an outer arc surface of the first joint 1 at equal angles, the outer side surface of the first sliding block 52 is fixedly connected with the left end of the inner arc surface of the arc plate 53, the first sliding block 52 is connected with the first sliding chute 51 in a sliding mode, the left end of the pressing block 54 is fixedly connected with the right side surface of the arc plate 53, the arc plate 53 is in threaded connection with the left end of the sleeve 3, the arc plate 53 is driven to move through the rotating sleeve 3, and therefore the pressing block 54 controls the ejector rod 61 to ascend and descend.

The limiting unit 6 comprises a mandril 61, a spring 62 and a clamping plate 63, the outer arc surface of the mandril 61 is in sliding connection with the inner arc surface of the through hole correspondingly arranged at the outer end of the first joint 1, one end of the spring 62 is fixedly connected with the arc surface of the annular groove 11, the other end of the spring 62 is fixedly connected with the middle part of the clamping plate 63, the mandril 61 is positioned inside the spring 62, it is spacing to lock first joint 1 and second joint 2 through cardboard 63, prevent the pine from taking off, sleeve pipe 3 drives arc 53 and slides right in first spout 51 is inside through first slider 52, arc 53 drives compact heap 54 and moves right, the inclined plane of compact heap 54 promotes ejector pin 61 and moves down, ejector pin 61 drives cardboard 63 and moves down and compresses tightly sealed pad 73 of second, play the secondary seal effect and play the limiting displacement to the right flank of toper boss 12 simultaneously, prevent that second joint 2 from returning right, the connection effect has been strengthened.

The sealing unit 7 comprises a first sealing gasket 71, a fixing bolt 72 and a second sealing gasket 73, the first sealing gasket 71 is bonded with the inclined plane of the conical boss 12, the fixing bolt 72 penetrates through a counter bore of the first sealing gasket 71 to be in threaded connection with the conical boss 12, the second sealing gasket 73 is fixedly connected to the right end of the first sealing gasket 71, the second sealing gasket 73 is respectively arranged corresponding to the right side surface of the conical boss 12 and the left side surface of the annular groove 11, the right side surface of the second sealing gasket 73 is arranged corresponding to the left side surface of the clamping plate 63, and the connecting part of the first joint 1 and the second joint 2 is sealed to prevent leakage.

The pipeline connecting unit 8 comprises a threaded sleeve 81 and a pressing ring 82, the threaded sleeve 81 is provided with two threaded sleeves, the threaded sleeve 81 is respectively in threaded connection with the left end of the outer arc surface of the first joint 1 and the right end of the outer arc surface of the second joint 2, the pressing ring 82 is of a conical structure, the outer arc surface of the pressing ring 82 is fixedly connected with the inner arc surface of the threaded sleeve 81, the threaded sleeve 81 is sleeved outside the pipeline, the pipeline is sleeved at the left end of the first joint 1, anti-skid grains 14 are located inside the pipeline, then the threaded sleeve 81 is connected with the first joint 1 in a threaded manner by rotating the threaded sleeve 81, the pressing ring 82 continuously moves towards the right side in the rotating process, and the inlet end of the pipeline is pressed to realize fixed sealing connection with the first joint 1.

Wherein: still include second spout 15, second slider 16, spliced eye 10, peg graft round pin 17 and anticorrosive coating 9, second spout 15 sets up in the right-hand member of ring channel 11, the right flank fixed connection of second slider 16 and cardboard 63, the inside sliding connection of second slider 16 and second spout 15, it is spacing to cardboard 63, angles such as spliced eye 10 set up in the right-hand member of first joint 1, peg graft round pin 17 sets up in the middle part left side that the second connects 2, peg graft round pin 17 is pegged graft inside corresponding spliced eye 10, prevent that first joint 1 from rotating relative second joint 2, avoid sleeve pipe 3 to appear the pine phenomenon of taking off, the extrados of anticorrosive coating 9 respectively with the intrados fixed connection of first joint 1 and second joint 2.

Wherein: the inclined plane of the conical boss 12 corresponds to the conical surface 18, the groove 13 corresponds to the annular groove 11, and the left end of the second joint 2 is in threaded connection with the right end of the sleeve 3.

When in use: sleeving a threaded sleeve 81 outside the pipeline, sleeving the pipeline at the left end of a first joint 1 to enable anti-skid threads 14 to be positioned inside the pipeline, then rotating the threaded sleeve 81 to enable the threaded sleeve 81 to be in threaded connection with the first joint 1, continuously moving a compression ring 82 to the right side in the rotating process, compressing the inlet end of the pipeline to realize fixed connection with the first joint 1, similarly, fixedly connecting the other pipeline interface with a second joint 2, pushing the second joint 2 to approach the first joint 1, enabling an insertion pin 17 to be inserted inside an insertion hole 10, rotating a sleeve 3, connecting the sleeve 3 with the second joint 2 through threads, driving the second joint 2 to move leftwards to enable a first sealing gasket 71 to be completely contacted and sealed with the first joint 1, meanwhile, driving an arc-shaped plate 53 to slide rightwards inside a first sliding groove 51 through a first sliding block 52 by the sleeve 3, driving a compression block 54 to move rightwards by the arc-shaped plate 53, the inclined plane of compact heap 54 promotes ejector pin 61 and moves down, ejector pin 61 drives cardboard 63 and moves down and compresses tightly sealed 73 of second, play the restriction effect to the right flank of toper boss 12 when playing the secondary seal effect, prevent that second joint 2 from returning right, the connection effect has been strengthened, when dismantling, rotating sleeve 3, sleeve 3 makes arc 53 drive compact heap 54 and moves left, compact heap 54 relieves the decurrent pressure to ejector pin 61, spring 62 is because self elasticity drives cardboard 63 rebound, thereby relieve the restriction effect to sealed 73 of second and toper boss 12, pull second joint 2 to the right side, can realize dismantling.

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

1. Pipeline loop connects, its characterized in that: comprises a first joint (1), a second joint (2), a moving unit (5), a limiting unit (6), a sealing unit (7) and a pipeline connecting unit (8);

an annular groove (11) is formed in the right end of the interior of the first joint (1), a conical surface (18) is arranged in the first joint (1), the conical surface (18) is located on the left side of the annular groove (11), a limiting ring (4) is fixedly connected to the middle of the outer arc surface of the first joint (1), and a sleeve (3) is rotatably connected to the exterior of the limiting ring (4);

the left end of the second joint (2) is provided with a conical boss (12) and a groove (13) respectively, and the right end of the second joint (2) is provided with anti-skid grains (14);

the moving unit (5) is arranged at the left end of the sleeve (3);

the limiting unit (6) is arranged inside the annular groove (11);

the sealing unit (7) is arranged at the left end of the conical boss (12);

the pipeline connecting unit (8) is respectively arranged at the left end of the first joint (1) and the right end of the second joint (2), and the left end of the second joint (2) is in threaded connection with the right end of the sleeve (3);

wherein: the inclined plane of toper boss (12) sets up with conical surface (18) correspondingly, recess (13) set up with ring channel (11) correspondingly.

2. The pipe loop joint of claim 1, wherein: the moving unit (5) comprises a first sliding groove (51), a first sliding block (52), an arc-shaped plate (53) and a pressing block (54), wherein the first sliding groove (51) is provided with four equal-angle parts arranged at the upper end of the outer arc surface of the first joint (1), the outer side surface of the first sliding block (52) is fixedly connected with the left end of the inner arc surface of the arc-shaped plate (53), the first sliding block (52) is connected with the first sliding groove (51) in a sliding mode, the left end of the pressing block (54) is fixedly connected with the right side surface of the arc-shaped plate (53), and the arc-shaped plate (53) is connected with the left end of the sleeve (3) in a threaded mode.

3. The pipe loop joint of claim 1, wherein: the limiting unit (6) comprises a push rod (61), a spring (62) and a clamping plate (63), the outer arc surface of the push rod (61) is in sliding connection with the inner arc surface of a through hole formed in the outer end of the first joint (1) correspondingly, one end of the spring (62) is fixedly connected with the arc surface of the annular groove (11), the other end of the spring (62) is fixedly connected with the middle of the clamping plate (63), and the push rod (61) is located inside the spring (62).

4. The pipe loop joint of claim 3, wherein: sealing unit (7) are including first sealed pad (71), fixing bolt (72) and the sealed pad (73) of second, the inclined plane of first sealed pad (71) and toper boss (12) bonds, fixing bolt (72) pass the counter bore and toper boss (12) threaded connection of first sealed pad (71), the sealed right-hand member in first sealed pad (71) of second, the sealed pad (73) of second corresponds the setting with the right flank of toper boss (12) and the left flank of ring channel (11) respectively, the right flank of the sealed pad (73 of second corresponds the setting with the left flank of cardboard (63).

5. The pipe loop joint of claim 1, wherein: pipeline coupling unit (8) are including thread bush (81) and clamp ring (82), thread bush (81) have two, thread bush (81) respectively with the extrados left end of first joint (1) and extrados right-hand member threaded connection of second joint (2), clamp ring (82) are the toper structure, the extrados of clamp ring (82) and the intrados fixed connection of thread bush (81).

6. The pipe loop joint of claim 3, wherein: the clamping plate is characterized by further comprising a second sliding groove (15) and a second sliding block (16), the second sliding groove (15) is formed in the right end of the annular groove (11), the second sliding block (16) is fixedly connected with the right side face of the clamping plate (63), and the second sliding block (16) is in sliding connection with the inside of the second sliding groove (15).

7. The pipe loop joint of claim 1, wherein: the connector is characterized by further comprising an inserting hole (10) and an inserting pin (17), wherein the inserting hole (10) is arranged at the right end of the first connector (1) at an equal angle, the inserting pin (17) is arranged on the left side of the middle of the second connector (2), and the inserting pin (17) is inserted into the corresponding inserting hole (10).

8. The pipe loop joint of claim 1, wherein: still include anticorrosive coating (9), the extrados of anticorrosive coating (9) respectively with the intrados fixed connection of first joint (1) and second joint (2).