CN212131664U - Detachable pipeline quick-plug connecting structure and connecting pipeline thereof - Google Patents
Detachable pipeline quick-plug connecting structure and connecting pipeline thereof Download PDFInfo
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- CN212131664U CN212131664U CN202020660618.1U CN202020660618U CN212131664U CN 212131664 U CN212131664 U CN 212131664U CN 202020660618 U CN202020660618 U CN 202020660618U CN 212131664 U CN212131664 U CN 212131664U
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- 210000002445 nipple Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model discloses a detachable pipeline quick-plug connecting structure and a connecting pipeline thereof, which comprises two pipelines and a connecting structure, wherein the connecting structure comprises a connecting pipe and a pipe limiting component, and a pipeline stopping section, a pipeline socket section, a sealing ring mounting section, a stopping tooth assembling section and an anti-drop ring blocking section are sequentially arranged on the inner wall of the connecting pipe from the middle part to two ends; the pipe limiting assembly comprises a dismounting push ring, an anti-drop ring, a backstop gear ring, a sealing protection ring and a sealing ring, and the sealing ring is arranged at a sealing ring mounting section; the sealing protection ring and the anti-drop ring are positioned in the retaining tooth assembly section; the inner ring of the backstop gear ring extends towards the axis of the connecting pipe and the sealing protection ring; one end of the disassembly push ring is inserted into the large-diameter hole, and the pipelines respectively penetrate through a pipe limiting assembly and then are inserted into the pipe socket sections. The utility model discloses not only installation convenient operation, installation work weak point consuming time, work efficiency are high, and connection structure can reduce the maintenance cost with the pipeline split.
Description
Technical Field
The utility model relates to a pipe connection technical field, concretely relates to detachable pipeline inserts connection structure soon and connecting tube thereof.
Background
The connecting method of the pipelines generally comprises welding connection, clamping connection, bolt connection and the like. The conventional large pipeline connection modes have the following defects:
1. welding type connection mode
The welding construction is troublesome, the chromium-poor phenomenon easily occurs when the temperature of the welding part is high, and the solid solution treatment cannot be carried out on the spot, so that the welding part is easy to rust;
2. clamping/ring pressing connection structure
The clamping/ring pressing connection is generally that one end of one pipeline is flared, then the end of the other pipeline is inserted into the flared end, and then the clamping and pressing treatment is carried out on the insertion superposition position of the two pipelines, the existing clamping and pressing connection structure is difficult to ensure the deformation synchronization of the two pipelines, gaps are easy to appear at the clamping and pressing connection position, the connection quality is poor, so that the tightness of the two pipelines on the whole circumference is difficult to ensure, and the leakage condition is easy to appear when the tightness is poor;
3. screw connection
The threaded connection is inconvenient to operate in a reciprocating mode, a sufficient rotation space is needed during connection, and the threaded connection cannot be rotated and fastened during narrow space or corner pipe distribution.
In the existing traditional pipeline connecting structures, the installation operation is inconvenient, the time consumption of the installation operation is long, the working efficiency is influenced, the pipeline in the pipeline connection is disposable in quick insertion connection, welding and clamping connection, if the pipeline is changed and the connection is defective in the pipeline installation, a pipe fitting or a pipeline must be cut off, and the pipeline is constructed again, so that great waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a detachable pipeline inserts connection structure soon and connecting tube thereof has solved among the current pipeline connection structure, not only installation operation is inconvenient, installation work consumes long time, influences work efficiency, and the leakproofness is poor, the above-mentioned technical problem of maintenance cost height.
The utility model adopts the technical scheme as follows:
a detachable pipeline quick-plug connecting structure comprises a connecting pipe and a pipe limiting assembly, wherein a pipeline stopping section, a pipeline socket section, a sealing ring mounting section, a stopping tooth assembling section and a stopping ring stopping section are sequentially arranged on the inner wall of the connecting pipe from the middle part to two ends, the inner diameters of the pipeline stopping section, the pipeline socket section, the sealing ring mounting section and the stopping tooth assembling section are sequentially increased, and the inner diameter of the stopping ring stopping section is smaller than that of the stopping tooth assembling section; the two pipe limiting assemblies are respectively positioned at two ends of the connecting pipe, each pipe limiting assembly comprises a dismounting push ring, an anti-drop ring, a backstop gear ring, a sealing protection ring and a sealing ring, wherein the axes of the dismounting push ring, the anti-drop ring, the backstop gear ring, the sealing protection ring and the sealing ring are all superposed with the axis of the connecting pipe, and the sealing ring is arranged at a sealing ring mounting section; the sealing protection ring is positioned on one side of the backstop tooth assembling section close to the sealing ring mounting section; the anti-drop ring is positioned on one side, far away from the sealing ring mounting section, of the backstop tooth assembling section, the outer diameter of the anti-drop ring is larger than the inner diameter of the anti-drop ring blocking section, the inner hole of the anti-drop ring is a secondary stepped hole, and the hole section, close to the sealing protection ring, of the anti-drop ring is a large-diameter hole; the retaining gear ring is positioned between the anti-drop ring and the sealing protection ring, and the inner ring of the retaining gear ring extends towards the axis of the connecting pipe and the sealing protection ring; the one end of dismantling and pushing the circle passes the anti-disengaging ring and blocks section and the sealed protection ring insert in the major diameter hole behind the minor diameter hole of the centre bore, is provided with the anticreep boss on dismantling the outer periphery that is located the major diameter hole that pushes away the circle, the maximum distance of anticreep boss apart from the axis of takeover is greater than the diameter in minor diameter hole.
Further, the stopping ring gear includes the ring body and a plurality of settings on its inner wall and along the contour interval evenly distributed's stopping tooth in proper order, the one end and the ring body of stopping tooth link into an organic whole, and its other end extends towards the axis and the sealed protection ring of takeover, is provided with the hole of stepping down that supplies the inner circle male of stopping ring gear on the sealed protection ring.
Further, the outer diameter of the detachment pushing ring on the side, close to the sealing ring, of the anti-falling boss gradually decreases along with the distance from the anti-falling boss.
Further, the sealing ring is an O-shaped sealing ring.
Furthermore, a transition section is arranged between the pipeline stopping section and the pipeline socket section, the transition section is conical, the small-diameter end of the transition section is connected with the pipeline stopping section, and the large-diameter end of the transition section is connected with the pipeline socket section.
A connecting pipeline comprises two pipelines and a connecting structure for fixedly connecting the two pipelines, wherein the connecting structure comprises a connecting pipe and a pipe limiting assembly, a pipeline stopping section, a pipeline socket section, a sealing ring mounting section, a stopping tooth assembling section and a retaining ring blocking section are sequentially arranged on the inner wall of the connecting pipe from the middle part to two ends, the inner diameters of the pipeline stopping section, the pipeline socket section, the sealing ring mounting section and the stopping tooth assembling section are sequentially increased, and the inner diameter of the retaining ring blocking section is smaller than that of the stopping tooth assembling section;
the two pipe limiting assemblies are respectively positioned at two ends of the connecting pipe, each pipe limiting assembly comprises a dismounting push ring, an anti-drop ring, a backstop gear ring, a sealing protection ring and a sealing ring, wherein the axes of the dismounting push ring, the anti-drop ring, the backstop gear ring, the sealing protection ring and the sealing ring are all superposed with the axis of the connecting pipe, and the sealing ring is arranged at a sealing ring mounting section; the sealing protection ring is positioned on one side of the backstop tooth assembling section close to the sealing ring mounting section; the anti-drop ring is positioned on one side, far away from the sealing ring mounting section, of the backstop tooth assembling section, the outer diameter of the anti-drop ring is larger than the inner diameter of the anti-drop ring blocking section, the inner hole of the anti-drop ring is a secondary stepped hole, and the hole section, close to the sealing protection ring, of the anti-drop ring is a large-diameter hole; the anti-return gear ring is positioned between the anti-drop ring and the sealing protection ring, the inner ring of the anti-return gear ring extends towards the axis of the connecting pipe and the sealing protection ring, and the sealing protection ring is provided with a yielding hole for inserting the inner ring of the anti-return gear ring; dismantle and push away the one end of circle and pass the anti-disengaging ring and block section and the sealed protection ring insert the major diameter hole after the minor diameter hole of the centre bore of circle, be provided with the anticreep boss on the outer periphery that is arranged in the major diameter hole of dismantling the push away circle, the maximum distance of anticreep boss apart from the takeover axis is greater than the diameter in minor diameter hole, the axis of pipeline and connection structure's axis coincidence, the pipeline respectively pass insert pipeline socket joint section behind the spacing subassembly of a pipe respectively in, the inside and outside circle of sealing washer respectively with pipeline outer lane and sealing washer installation section interference fit, the inner circle and the pipeline outer lane interference fit of stopping ring gear.
Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:
1. the utility model relates to a detachable pipeline quick-plug connection structure and a connection pipeline thereof, which not only has convenient installation and operation, short time consumption of installation work and high work efficiency, but also can be detached from the pipeline, if the pipeline is changed and the connection is defective during the pipeline installation, the pipeline can be pulled out, and the related parts can be replaced or maintained without cutting off and re-constructing the pipe fittings or the pipeline, thereby reducing the maintenance cost; meanwhile, the pipeline is extremely convenient to disassemble, and the disassembly of the pipeline can be completed by pushing the disassembly push ring;
2. the utility model relates to a detachable pipeline inserts connection structure soon and connecting tube thereof, in whole pipe connection process, does not have the pipeline to warp, and it is sealed effectual, the cooperation is inseparable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, for those skilled in the art, other related drawings can be obtained according to the drawings without creative efforts, and the proportional relationship of each component in the drawings in the present specification does not represent the proportional relationship in the actual material selection design, and is only a schematic diagram of the structure or the position, in which:
FIG. 1 is a schematic structural view of a connection structure;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic view of the structure of a backstop ring gear;
FIG. 4 is a schematic structural view of the adapter tube;
FIG. 5 is a mating schematic view of the tube stop assembly;
FIG. 6 is a schematic structural view of the detachable push ring;
FIG. 7 is a schematic illustration of the position of the backstop ring gear;
FIG. 8 is a schematic view of the structure of the connecting duct;
FIG. 9 is a schematic view of an extended female segment of a pipe;
fig. 10 is a schematic view of the structure of fig. 9 in cooperation with a pipe.
Reference numerals in the drawings indicate:
1-connecting pipe, 101-anti-drop ring blocking section, 102-backstop tooth assembling section, 103-sealing ring installing section, 104 pipeline socket section, 105-pipeline blocking section and 106-transition section;
2-disassembling a push ring, 201-preventing the boss from falling off;
3-anti-drop ring, 301-large diameter hole of secondary stepped hole;
4-retaining gear ring, 401-ring body, 402-retaining teeth;
5-sealing protection ring, 6-sealing ring and 7-pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The term "connected" as used herein is intended to mean a conventional connection, such as integrally formed, welded, riveted, etc., if not specifically emphasized, and the specific connection is preferably adapted according to conventional technical knowledge in the art. All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 to 10.
Example 1
As shown in fig. 1-7, the utility model relates to a detachable pipeline inserts connection structure soon, including takeover 1 and pipe spacing subassembly, pipeline prevention section 105, pipeline socket joint section 104, sealing washer installation section 103, stopping tooth assembly section 102 and anticreep ring block section 101 have set gradually on the takeover 1 inner wall from the middle part to both ends, the internal diameter of pipeline prevention section 105, pipeline socket joint section 104, sealing washer installation section 103 and stopping tooth assembly section 102 increases in proper order, the internal diameter of anticreep ring blocks section 101 and is less than the internal diameter of stopping tooth assembly section 102;
the two pipe limiting components are respectively positioned at two ends of the connecting pipe 1, each pipe limiting component comprises a disassembly push ring 2, an anti-drop ring 3, a retaining gear ring 4, a sealing protection ring 5 and a sealing ring 6, wherein the axes of the disassembly push ring 2, the anti-drop ring 3, the retaining gear ring 4, the sealing protection ring 5 and the sealing ring 6 are all overlapped with the axis of the connecting pipe 1,
the sealing ring 6 is arranged on the sealing ring mounting section 103, and the sealing ring 6 is preferably an O-shaped sealing ring;
the sealing protection ring 5 is positioned on one side of the backstop tooth assembling section 102 close to the sealing ring mounting section 103;
the anti-drop ring 3 is positioned on one side, far away from the sealing ring mounting section 103, of the backstop tooth assembling section 102, the outer diameter of the anti-drop ring 3 is larger than the inner diameter of the anti-drop ring blocking section 101, the inner hole of the anti-drop ring 3 is a secondary stepped hole, and the hole section, close to the sealing protection ring 5, of the anti-drop ring 3 is a large-diameter hole;
the retaining gear ring 4 is positioned between the anti-drop ring 3 and the sealing protection ring 5, the inner ring of the retaining gear ring 4 extends towards the axis of the adapter 1 and the sealing protection ring 5, and the sealing protection ring 5 is provided with a yielding hole for inserting the inner ring of the retaining gear ring 4;
dismantle and push away the minor diameter hole that the one end of circle 2 passed the centre bore of anticreep ring and block section 101 and sealed protection ring 5 and insert in the major diameter hole, be provided with anticreep boss 201 on dismantling the outer periphery that is located the major diameter hole of pushing away circle 2, anticreep boss 201 is greater than the diameter in minor diameter hole apart from the maximum distance of taking over 1 axis.
Further, the backstop gear ring 4 comprises a ring body 401 and a plurality of backstop teeth 402 which are arranged on the inner wall of the ring body 401 and are sequentially and evenly distributed along the circumference at intervals, one end of each backstop tooth 402 is connected with the ring body 401 into a whole, and the other end of each backstop tooth extends towards the axis of the adapter 1 and the sealing protection ring 5.
Further, dismantle and push away the circle 2 and lie in anticreep boss 201 and be close to the external diameter of sealing washer 6 one side and reduce along with keeping away from anticreep boss 201 gradually to one side that is close to anticreep ring gear 4 on dismantling the ring gear forms the inclined plane, props the inclined plane of opening as strutting of strutting anticreep ring gear 4 inner circle through this inclined plane, will relax more, conveniently and laborsavingly prop stopping ring gear internal diameter greatly, break away from the interlock with the pipeline, thereby let the pipeline can be extracted.
Furthermore, a transition section 106 is provided between the pipe stop section 105 and the pipe socket section 104, the transition section is tapered, and a small diameter end of the transition section is connected with the pipe stop section 105, and a large diameter end of the transition section is connected with the pipe socket section 106.
The utility model discloses among the connection structure, during sealing washer 6 arranged in the sealing washer installation section 103 of taking over 1, sealed protection ring 5 hugged closely in sealing washer 6 keeps away from the terminal surface of pipeline prevention section 105, and the tip of stopping ring gear 4 hugs closely on sealed protection ring 5, and anticreep ring 3 hugs closely on locking ring gear 4, and it is downthehole to dismantle thrust collar 2 through the major diameter of anticreep boss 201 restriction in anticreep ring 3.
Adopt the utility model discloses during connection structure connecting tube, place it between two pipelines 7 waiting to connect, the axis of pipeline 7 coincides with it, insert pipeline socket and spigot section 104 after passing the spacing subassembly of a pipe with the tip of pipeline 7 after that, specifically, insert pipeline socket and spigot section 104 after the tip of pipeline 7 passes in proper order and dismantles pusher ring 2, anticreep ring 3, stopping ring gear 4, sealed protection ring 5 and sealing washer 6, preferably push up the tip at pipeline prevention section 105. When the pipe 7 is inserted into the connecting pipe 1 and is in place, the inner diameter and the outer diameter of the sealing ring 6 can be tightly attached to the inner wall of the sealing ring mounting section 103 and the outer wall of the pipe 7, which is initial sealing, and after pressure fluid is introduced into the pipe 7, the pressure intensity in the pipe can generate an outward thrust on the pipe wall, so that the sealing ring 6 can be extruded, and the sealing ring 6 can be flatly deformed and more tightly attached to the outer wall of the pipe 7 and the inner wall of the sealing ring mounting section 103. Meanwhile, after the pipe 7 is inserted into the rear connecting pipe 1, since the inner ring of the retaining ring gear 4 extends towards the axis of the connecting pipe 1 and the sealing protection ring 5, that is, the inner cone thereof is forward (the forward direction is the direction of the pipe stopping section 105), since the inner diameter of the retaining ring gear is occluded on the outer wall of the pipe 7, the pipe 7 cannot be separated, thereby achieving the purpose of pulling resistance.
When the disassembly is carried out: will dismantle and push ring 2 and press to stopping ring gear 4 to make its inner circle continue downwards, move to the pore wall in the hole of stepping down, thereby take off pipeline 7, dismantle and push ring 2 will expand the internal diameter of stopping ring gear 4, make stopping ring gear 4 break away from the interlock with pipeline 7, thereby let pipeline 7 can extract smoothly.
To sum up, the connecting structure of the pipeline designed by the utility model has the advantages of convenient installation and operation, short time consumption of installation work, high work efficiency, and capability of being detached from the pipeline, and if the pipeline is changed and the connection is defective during the pipeline installation, the pipeline can be pulled out, and related parts can be replaced or maintained without cutting off and re-constructing the pipe fittings or the pipeline, so that the maintenance cost is reduced; meanwhile, the pipeline is disassembled and is convenient, and the disassembly of the pipeline can be completed by pushing the disassembly push ring 2.
Example 2
A connecting pipeline comprises two pipelines 7 and a connecting structure for fixedly connecting the two pipelines 7, wherein the connecting structure comprises a connecting pipe 1 and a pipe limiting component, a pipeline stopping section 105, a pipeline socket section 104, a sealing ring installing section 103, a stopping tooth assembling section 102 and an anti-falling ring stopping section 101 are sequentially arranged on the inner wall of the connecting pipe 1 from the middle part to two ends, the inner diameters of the pipeline stopping section 105, the pipeline socket section 104, the sealing ring installing section 103 and the stopping tooth assembling section 102 are sequentially increased, and the inner diameter of the anti-falling ring stopping section 101 is smaller than that of the stopping tooth assembling section 102;
the two pipe limiting components are respectively positioned at two ends of the connecting pipe 1, each pipe limiting component comprises a disassembly push ring 2, an anti-drop ring 3, a retaining gear ring 4, a sealing protection ring 5 and a sealing ring 6, wherein the axes of the disassembly push ring 2, the anti-drop ring 3, the retaining gear ring 4, the sealing protection ring 5 and the sealing ring 6 are all overlapped with the axis of the connecting pipe 1,
the sealing ring 6 is arranged on the sealing ring mounting section 103, and the sealing ring 6 is preferably an O-shaped sealing ring;
the sealing protection ring 5 is positioned on one side of the backstop tooth assembling section 102 close to the sealing ring mounting section 103;
the anti-drop ring 3 is positioned on one side, far away from the sealing ring mounting section 103, of the backstop tooth assembling section 102, the outer diameter of the anti-drop ring 3 is larger than the inner diameter of the anti-drop ring blocking section 101, the inner hole of the anti-drop ring 3 is a secondary stepped hole, and the hole section, close to the sealing protection ring 5, of the anti-drop ring 3 is a large-diameter hole;
the retaining gear ring 4 is positioned between the anti-drop ring 3 and the sealing protection ring 5, the inner ring of the retaining gear ring 4 extends towards the axis of the adapter 1 and the sealing protection ring 5, and the sealing protection ring 5 is provided with a yielding hole for inserting the inner ring of the retaining gear ring 4;
dismantle and push away the minor diameter hole that the one end of circle 2 passed the centre bore of anticreep ring and block section 101 and sealed protection ring 5 and insert in the major diameter hole, be provided with anticreep boss 201 on dismantling the outer periphery that is located the major diameter hole of pushing away circle 2, anticreep boss 201 is greater than the diameter in minor diameter hole apart from the maximum distance of taking over 1 axis.
Further, the backstop gear ring 4 comprises a ring body 401 and a plurality of backstop teeth 402 which are arranged on the inner wall of the ring body 401 and are sequentially and evenly distributed along the circumference at intervals, one end of each backstop tooth 402 is connected with the ring body 401 into a whole, and the other end of each backstop tooth extends towards the axis of the adapter 1 and the sealing protection ring 5.
Further, dismantle and push away the circle 2 and lie in anticreep boss 201 and be close to the external diameter of sealing washer 6 one side and reduce along with keeping away from anticreep boss 201 gradually to one side that is close to anticreep ring gear 4 on dismantling the ring gear forms the inclined plane, props the inclined plane of opening as strutting of strutting anticreep ring gear 4 inner circle through this inclined plane, will relax more, conveniently and laborsavingly prop stopping ring gear internal diameter greatly, break away from the interlock with the pipeline, thereby let the pipeline can be extracted.
Furthermore, a transition section 106 is arranged between the pipeline stopping section 105 and the pipeline socket section 104, the transition section is conical, the small-diameter end of the transition section is connected with the pipeline stopping section 105, and the large-diameter end of the transition section is connected with the pipeline socket section 106;
the axis of the pipeline 7 coincides with the axis of the connecting structure, the pipelines 7 respectively penetrate through a pipe limiting assembly and then are inserted into the pipeline socket section 104, the inner ring and the outer ring of the sealing ring 6 are in interference fit with the outer ring of the pipeline 7 and the sealing ring mounting section 103 respectively, and the inner ring of the backstop gear ring 4 is in interference fit with the outer ring of the pipeline 7.
The inside and outside diameters of the sealing ring 6 are tightly attached to the inner wall of the sealing ring mounting section 103 and the outer wall of the pipeline 7, the sealing ring is initially sealed, and after pressure is introduced into the pipeline 7, the pressure intensity in the pipeline can generate outward thrust on the pipeline wall, so that the sealing ring 6 can be extruded, and the sealing ring 6 is flatly deformed and more tightly attached to the outer wall of the pipeline 7 and the inner wall of the sealing ring mounting section 103. Meanwhile, after the pipe 7 is inserted into the rear connecting pipe 1, since the inner ring of the retaining ring gear 4 extends towards the axis of the connecting pipe 1 and the sealing protection ring 5, that is, the inner cone thereof is forward (the forward direction is the direction of the pipe stopping section 105), since the inner diameter of the retaining ring gear is occluded on the outer wall of the pipe 7, the pipe 7 cannot be separated, thereby achieving the purpose of pulling resistance.
When the disassembly is carried out: will dismantle and push ring 2 and press to stopping ring gear 4 to make its inner circle continue downwards, thereby take off pipeline 7, dismantle and push ring 2 and will prop the internal diameter of stopping ring gear 4 big, make stopping ring gear 4 break away from the interlock with pipeline 7, thereby let pipeline 7 can extract smoothly.
To sum up, the connecting structure of the pipeline designed by the utility model has the advantages of convenient installation and operation, short time consumption of installation work, high work efficiency, and capability of being detached from the pipeline, and if the pipeline is changed and the connection is defective during the pipeline installation, the pipeline can be pulled out, and related parts can be replaced or maintained without cutting off and re-constructing the pipe fittings or the pipeline, so that the maintenance cost is reduced; meanwhile, the pipeline is disassembled and is convenient, and the disassembly of the pipeline can be completed by pushing the disassembly push ring 2.
In the whole pipeline connection process, no pipeline deformation exists, the sealing effect is good, and the matching is tight. The connecting pipeline can be repeatedly disassembled and assembled, the pipeline is changed and the auxiliary device is arranged again in the convenient installation and construction, and the pipeline can be temporarily arranged.
Example 3
This embodiment is further described with reference to the above embodiments.
In order to improve the stability of the pipe fitting with the coupling structure, it is preferable to extend the length of the fitting portion between the pipe and the nipple, and particularly, as shown in fig. 9 and 10, to extend the length of the pipe socket 104, thereby increasing the fitting portion of the pipe socket 104 and the pipe.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions conceived by the inventive work within the technical scope disclosed by the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides a detachable pipeline inserts connection structure soon which characterized in that: the pipe joint comprises a connecting pipe (1) and a pipe limiting assembly, wherein a pipeline stopping section (105), a pipeline socket section (104), a sealing ring mounting section (103), a stopping tooth assembling section (102) and a stopping ring stopping section (101) are sequentially arranged on the inner wall of the connecting pipe (1) from the middle part to two ends, the inner diameters of the pipeline stopping section (105), the pipeline socket section (104), the sealing ring mounting section (103) and the stopping tooth assembling section (102) are sequentially increased, and the inner diameter of the stopping ring stopping section (101) is smaller than that of the stopping tooth assembling section (102);
the two pipe limiting components are respectively positioned at two ends of the connecting pipe (1), each pipe limiting component comprises a disassembly push ring (2), an anti-drop ring (3), a retaining gear ring (4), a sealing protection ring (5) and a sealing ring (6), wherein the axes of the disassembly push ring, the anti-drop ring (3), the retaining gear ring (4) and the sealing ring are all superposed with the axis of the connecting pipe (1),
the sealing ring (6) is arranged on the sealing ring mounting section (103);
the sealing protection ring (5) is positioned on one side, close to the sealing ring mounting section (103), of the backstop tooth assembling section (102);
the anti-drop ring (3) is positioned on one side, far away from the sealing ring mounting section (103), of the backstop tooth assembling section (102), the outer diameter of the anti-drop ring (3) is larger than the inner diameter of the anti-drop ring blocking section (101), the inner hole of the anti-drop ring (3) is a secondary stepped hole, and the hole section, close to the sealing protection ring (5), of the anti-drop ring is a large-diameter hole;
the retaining gear ring (4) is positioned between the anti-drop ring (3) and the sealing protection ring (5), the inner ring of the retaining gear ring (4) extends towards the axis of the connecting pipe (1) and the sealing protection ring (5), and the sealing protection ring (5) is provided with a yielding hole for inserting the inner ring of the retaining gear ring (4);
dismantle and push away the one end of circle (2) and pass the anti-disengaging ring and block section (101) and seal and insert in the major diameter hole behind the minor diameter hole of the centre bore of protection ring (5), be provided with anticreep boss (201) on dismantling the outer periphery that is located the major diameter hole that pushes away circle (2), anticreep boss (201) are greater than the diameter in minor diameter hole apart from the maximum distance of taking over (1) axis.
2. A detachable quick pipe connect structure as recited in claim 1, wherein: the anti-return gear ring (4) comprises a ring body (401) and a plurality of anti-return teeth (402) which are arranged on the inner wall of the anti-return gear ring and are uniformly distributed along the circumference at intervals in sequence, one end of each anti-return tooth (402) is connected with the ring body (401) into a whole, and the other end of each anti-return tooth extends towards the axis of the connecting pipe (1) and the sealing protection ring (5).
3. A detachable quick pipe connect structure as recited in claim 1, wherein: the outer diameter of one side, close to the sealing ring (6), of the anti-falling boss (201) on the dismounting push ring (2) is gradually reduced along with the distance from the anti-falling boss (201).
4. A detachable pipeline quick-plug connection structure according to any one of claims 1 to 3, wherein: the sealing ring (6) is an O-shaped sealing ring.
5. A detachable pipeline quick-plug connection structure according to any one of claims 1 to 3, wherein: a transition section (106) is arranged between the pipeline stopping section (105) and the pipeline socket section (104), the transition section is conical, the small-diameter end of the transition section is connected with the pipeline stopping section (105), and the large-diameter end of the transition section is connected with the pipeline socket section (104).
6. A connecting pipe, includes two pipelines (7) and with two pipeline (7) fixed connection's connection structure, its characterized in that: the connecting structure is as claimed in any one of claims 1 to 4, the axis of the pipeline (7) coincides with the axis of the connecting structure, the pipelines (7) respectively pass through a pipe limiting assembly and then are inserted into the pipeline socket section (104), the inner ring and the outer ring of the sealing ring (6) are in interference fit with the outer ring of the pipeline (7) and the sealing ring mounting section (103), and the inner ring of the backstop gear ring (4) is in interference fit with the outer ring of the pipeline (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020660618.1U CN212131664U (en) | 2020-04-26 | 2020-04-26 | Detachable pipeline quick-plug connecting structure and connecting pipeline thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020660618.1U CN212131664U (en) | 2020-04-26 | 2020-04-26 | Detachable pipeline quick-plug connecting structure and connecting pipeline thereof |
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| CN212131664U true CN212131664U (en) | 2020-12-11 |
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| CN202020660618.1U Active CN212131664U (en) | 2020-04-26 | 2020-04-26 | Detachable pipeline quick-plug connecting structure and connecting pipeline thereof |
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| CN (1) | CN212131664U (en) |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A detachable pipeline quick insertion connection structure and its connecting pipeline Granted publication date: 20201211 Pledgee: Bank of China Limited Meishan Branch Pledgor: SICHUAN MINHE PIPELINE CONSTRUCTION ENGINEERING CO.,LTD.|Sichuan Minhe Pipe Industry Co.,Ltd. Registration number: Y2024980006802 |