CN112610759B - Sealing ring and connecting piece for pipeline reducing connection and use method - Google Patents
Sealing ring and connecting piece for pipeline reducing connection and use method Download PDFInfo
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- CN112610759B CN112610759B CN202011463026.1A CN202011463026A CN112610759B CN 112610759 B CN112610759 B CN 112610759B CN 202011463026 A CN202011463026 A CN 202011463026A CN 112610759 B CN112610759 B CN 112610759B
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- sealing
- sealing ring
- wall
- thick
- thin tube
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/08—Screw-threaded joints; Forms of screw-threads for such joints with supplementary elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/14—Joints for pipes of different diameters or cross-section
Abstract
The invention discloses a sealing ring and a connecting piece for pipeline reducing connection and a use method thereof, belonging to the technical field of sealing rings, and being capable of realizing the arrangement of a specially-made sealing ring component and a connecting piece component used by matching with the sealing ring component, wherein the sealing ring component and the connecting piece component are skillfully matched, so that the pipeline connection is convenient and simple to operate, the pipeline connection speed can be accelerated, the working efficiency is improved, after the pipeline connection is finished, an elastic main sealing ring can spontaneously expand, and further the elastic main sealing ring is tightly attached to the outer wall of a thin pipe and the inner wall of a thick pipe, the sealing performance of the pipeline connection position is obviously enhanced, the practicability is improved, and through the arrangement of a thin pipe sealing cylinder, a conducting hole and a thick pipe sealing ring, when the pipeline connection is carried out, on the premise of not interfering the pipeline circulation, the thin pipe sealing cylinder and the thick pipe sealing ring can be respectively connected with the thin pipe, The connecting ends of the thick pipes are abutted, so that the sealing performance of the connecting position is further enhanced.
Description
Technical Field
The invention relates to the technical field of sealing rings, in particular to a sealing ring and a connecting piece for reducing connection of a pipeline and a using method of the sealing ring and the connecting piece.
Background
The sealing washer is a part that is used for strengthening sealed, and the kind of sealing washer is various, and according to the material division, common sealing washer has: the sealing ring made of different materials has different advantages and disadvantages and can be respectively suitable for different use scenes.
In the pipeline connection, in order to prevent the leakage of the connection part, a sealing ring is also required to be used for enhancing the sealing performance of the connection part. Pipeline reducing is connected, be exactly with the pipeline that two footpaths are different, a tubule and a thick pipe are connected promptly, compare in the connection of two same footpath pipelines, the junction of two pipelines of different footpaths leaks more easily, consequently, the sealing performance of sealing washer has been paid more attention to, and sealing washer among the prior art, after the installation, can't further paste tightly with the pipe wall, it is still good when being used in the connection of the same footpath pipeline, but when being used in pipeline reducing and connecting, its leakproofness hardly reaches the requirement, and current sealing washer, when being used for pipeline reducing and connecting, it is very troublesome with the cooperation use of connecting piece, the operation is inconvenient, can reduce the work efficiency of pipe connection.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a sealing ring and a connecting piece for pipeline reducing connection and a using method thereof, which can realize the arrangement of a specially-made sealing ring component and a connecting piece component matched with the sealing ring component for use, the sealing ring component and the connecting piece component are skillfully matched, so that the pipeline connection operation is convenient and simple, the pipeline connection speed can be accelerated, the working efficiency is improved, the elastic main sealing ring can spontaneously expand after the pipeline connection is finished, the elastic main sealing ring is further tightly attached to the outer wall of a thin pipe and the inner wall of a thick pipe, the sealing performance of the pipeline connection part is obviously enhanced, the practicability is improved, and the sealing cylinder, the through hole and the thick pipe are arranged, when the pipeline connection is carried out, on the premise of not obstructing the pipeline circulation, the sealing cylinder is added to the thin pipe, The thick pipe seals the ring and can offsets with the link of tubule, thick pipe respectively, and then further reinforcing the leakproofness of junction.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A sealing ring and a connecting piece for pipeline reducing connection comprise a sealing ring component and a connecting piece component matched with the sealing ring component, wherein the sealing ring component comprises an elastic main sealing ring, a built-in annular cavity is formed in the elastic main sealing ring, a plurality of accommodating holes are formed in the outer wall of the elastic main sealing ring, an elastic pressing sheet is embedded and installed on the inner wall of one side of each accommodating hole, a plurality of water storage bags are fixedly connected to the inner wall of the bottom of the built-in annular cavity, two sealing partition plates are arranged in the built-in annular cavity, an inflating agent is filled in the built-in annular cavity, a folding edge wrapping cloth is seamlessly and hermetically connected between the outer wall of the elastic pressing sheet and the inner wall of each accommodating hole, a plurality of puncture bag steel needles are fixedly connected to the inner side of the elastic pressing sheet, the connecting piece component comprises an intermediate connecting cylinder, and a circulation hole is formed in the middle of the intermediate connecting cylinder, the one end fixedly connected with tubule go-between of intermediate junction section of thick bamboo, the other end fixedly connected with thick pipe go-between of intermediate junction section of thick bamboo.
Further, the elasticity pressfitting piece is including embedding section and slope section, the embedding section adopts rigid plastic to make, the slope section adopts elastic metal thin sheet material to make, the slope section sets up in the embedding section slope for when locating thick pipe box on the sealing washer subassembly, the inner wall extrusion embedding section of thick pipe can make the embedding section inwards buckle, and then drives the puncture bag steel needle and puncture the water storage bag, and make the elasticity pressfitting piece can be accomodate to accomodating in the hole by the extrusion, the slope section sets up to circular-arcly with elasticity main seal ring outer wall assorted, makes the elasticity pressfitting piece be extruded and accomodate to accomodating in the hole after, the whole outer wall of elasticity main seal ring is even and level and smooth, and then guarantees the sealed effect of elasticity main seal ring.
Further, the one end fixedly connected with assorted tubule of elasticity main seal ring adds a section of thick bamboo, the tubule adds the one end that a section of thick bamboo and elasticity main seal ring link to each other and sets up to the opening form, the tubule adds the other end that seals a section of thick bamboo and sets up the conducting hole the same with elasticity main seal ring internal diameter, the other end fixedly connected with assorted thick pipe of elasticity main seal ring adds a seal ring, adds a section of thick bamboo, thick pipe through the tubule and adds the setting that seals a section of thick bamboo, thick pipe add a seal ring, when carrying out pipe connection, the tubule adds a section of thick bamboo, thick pipe adds a seal ring can respectively with the tubule, the link of thick pipe offsets, and then can strengthen the leakproofness of junction, the setting of conducting hole for the tubule adds a section of thick bamboo and can not hinder the circulation of pipeline.
Further, be provided with internal thread one on the inner wall of tubule go-between, be provided with internal thread two on the inner wall of thick pipe go-between, the internal thread can be used to be connected between connecting piece subassembly and pipeline fixedly, a plurality of handle bars of fixedly connected with on the outer wall of intermediate junction section of thick bamboo, the cover is equipped with the antiskid cover on the handle bar, and the setting of handle bar can be convenient for rotate the intermediate junction section of thick bamboo, and then be convenient for the connection between the pipeline, through the setting of connecting piece subassembly, during the pipe connection, only need process out the external screw thread on the outer wall of tubule, thick pipe to establish sealing washer subassembly, connecting piece subassembly, thick pipe cover, then rotate the intermediate junction section of thick bamboo through the handle bar, can accomplish the connection of pipe connection, make sealing washer subassembly and connecting piece subassembly convenient to cooperate the use, convenient operation, simple has improved the connection efficiency of pipeline.
Furthermore, a plurality of the containing holes are uniformly distributed in an annular shape, each containing hole is communicated with the built-in annular cavity, the water storage bags correspond to the containing holes in an equal number one by one, and the water storage bags are made of rubber materials, so that the pricking bag steel needles can enter the built-in annular cavity through the containing holes to prick the water storage bags.
Furthermore, the sealing partition plates are annular and are in seamless sealing connection with the inner wall of the built-in annular cavity, and the two sealing partition plates are respectively positioned on two sides of the water storage bag.
Further, the water storage bag intussuseption is filled with water, seal division board adopts white sugar to make for when seal division board just punctures in the water storage bag, can prevent water and the inflation agent direct contact in the water storage bag, and then prevent that elasticity main seal ring directly begins the inflation, hinders the removal of thick pipe, and after a certain time, seal division board can dissolve and disappear, and then makes the inflation of elasticity main seal ring go on smoothly, has improved the practicality.
Further, the aerating agent is filled in one side that sealed partition plate kept away from the water storage bag, the aerating agent is the calcium peroxide powder, and after the connection of pipeline was accomplished, along with the dissolution disappearance of sealed partition plate, water and aerating agent contact, calcium peroxide and water reaction can produce calcium hydrate and oxygen, and the oxygen of formation can make elasticity main seal ring take place to expand, and then makes the further outer wall of hugging closely the tubule of elasticity main seal ring and the inner wall of thick pipe to show the leakproofness of strengthening the pipeline junction.
Furthermore, folding bordure cloth sets up to the ripple fold form, the sting bag steel needle adopts sealed flexible material to make for folding bordure cloth can be folded, and then accomodate to accomodating in the hole along with the elasticity pressfitting piece together.
A use method of a sealing ring and a connecting piece for reducing connection of pipelines comprises the following steps:
s1, processing an external thread I matched with the internal thread I on the outer wall of the thin tube, and processing an external thread II matched with the internal thread II on the outer wall of one end of the thick tube;
s2, sleeving the connecting piece assembly on the thin tube from the left end of the thin tube, and moving the connecting piece assembly until the thin tube connecting ring moves to the second external thread;
s3, sleeving the sealing ring assembly on the thin tube from the right end of the thin tube, and moving the sealing ring assembly until the thin tube abuts against the thin tube sealing cylinder;
s4, sleeving the thick pipe on the sealing ring assembly, moving the thick pipe to enable the inner wall of the thick pipe to press the elastic pressing sheet downwards, enabling the elastic pressing sheet and the folding edge wrapping cloth to be contained in the containing hole, and continuing to move the thick pipe until the thick pipe abuts against the thick pipe sealing ring;
and S5, rotating the middle connecting cylinder through the handle rod to enable the thin tube connecting ring and the thick tube connecting ring to be respectively connected and fixed with the thin tube and the thick tube through threads, so that the variable diameter connection between the thick tube and the thin tube can be completed.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme is equipped with purpose-made sealing washer subassembly and the connecting piece subassembly that the cooperation sealing washer subassembly used, it is ingenious to cooperate between sealing washer subassembly and the connecting piece subassembly, make the convenient operation of pipe connection, it is simple, can accelerate the speed of pipe connection, thereby work efficiency is improved, and the connection of pipeline is accomplished the back, the emergence inflation that elasticity main seal ring can spontaneous nature, and then make the further outer wall of hugging closely the tubule of elasticity main seal ring and the inner wall of thick pipe, thereby show the leakproofness of strengthening the pipe connection department, the practicality is improved, and add a section of thick bamboo through the tubule, the conducting hole, the setting of thick pipe with the seal ring, when carrying out pipe connection, under the prerequisite that does not hinder the pipe circulation, the tubule adds a section of thick bamboo, thick pipe with the seal ring can respectively with the tubule, the link of thick pipe offsets, and then the leakproofness of further enhancement junction.
(2) The elastic pressing piece comprises an embedding section and an inclined section, the embedding section is made of hard plastic, the inclined section is made of elastic metal sheet materials, the inclined section is inclined to the embedding section and is arranged, when the thick pipe sleeve is arranged on the sealing ring assembly, the inner wall of the thick pipe extrudes the embedding section, the embedding section can be bent inwards, the water storage bag is punctured by the puncture bag steel needle, the elastic pressing piece can be extruded to be stored in the storage hole, the inclined section is arranged to be circular-arc-shaped and matched with the outer wall of the elastic main sealing ring, the elastic pressing piece is extruded to be stored in the storage hole, the whole outer wall of the elastic main sealing ring is uniform and smooth, and the sealing effect of the elastic main sealing ring is guaranteed.
(3) Through the setting that a tubule adds a section of thick bamboo, thick pipe add the seal ring, when carrying out the pipe connection, a tubule adds a section of thick bamboo, thick pipe and adds the seal ring and can offset with the link of tubule, thick pipe respectively, and then can strengthen the leakproofness of junction, the setting of conducting hole for a tubule adds a section of thick bamboo and can not hinder the circulation of pipeline.
(4) Through the setting of connecting piece subassembly, during the pipe connection, only need process out the external screw thread on the outer wall of tubule, thick pipe to establish sealing washer subassembly, connecting piece subassembly, thick pipe cover, then rotate the middle connecting cylinder through the handle bar, can accomplish the connection of pipe connection, make sealing washer subassembly and connecting piece subassembly be convenient for cooperate the use, convenient operation, simple has improved the connection efficiency of pipeline.
(5) When the seal division board just punctures in the water storage bag, can prevent water and the inflation agent direct contact in the water storage bag, and then prevent that elasticity main seal ring directly begins the inflation, hinder the removal of thick pipe, and after a certain time, seal division board can dissolve and disappear, and then makes the inflation of elasticity main seal ring go on smoothly, has improved the practicality.
(6) After the pipeline is connected, along with the dissolution and disappearance of the sealing partition plate, water is contacted with the inflating agent, calcium peroxide reacts with water to generate calcium hydroxide and oxygen, the generated oxygen can expand the elastic main sealing ring, and then the elastic main sealing ring is further clung to the outer wall of the thin pipe and the inner wall of the thick pipe, so that the sealing performance of the pipeline joint is obviously enhanced.
Drawings
FIG. 1 is a schematic cross-sectional view of a seal ring assembly according to the present invention;
FIG. 2 is a cross-sectional view of the inside of the elastomeric primary seal ring of the present invention;
FIG. 3 is a schematic view of the elastic pressing sheet of the present invention;
FIG. 4 is a cross-sectional structural view of the connector assembly of the present invention;
FIG. 5 is a schematic view of the connector assembly of the present invention mounted on a thin tube;
FIG. 6 is a schematic structural view of the sealing ring assembly of the present invention mounted on the thin tube;
FIG. 7 is a schematic view of the structure of the present invention with a thick sleeve mounted on the seal ring assembly;
fig. 8 is a schematic structural view of the present invention when the pipe connection is completed.
The numbering in the figures illustrates:
101. an elastic primary seal ring; 102. an annular cavity is arranged inside; 103. a receiving hole; 104. a water storage bag; 105. sealing the partition plate; 106. an aerating agent; 107. folding the edge wrapping cloth; 108. a puncture steel needle; 109. a sealing cylinder is added on the thin tube; 110. a via hole; 111. sealing rings are added on the thick pipe; 002. an elastic press-fit piece; 201. an embedding section; 202. an inclined section; 301. an intermediate connecting cylinder; 302. a flow-through hole; 303. a thin tube connecting ring; 304. a thick pipe connecting ring; 305. a handle bar.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, a seal ring and a connector for pipeline diameter-changing connection, comprising a seal ring assembly and a connector assembly matched with the seal ring assembly, wherein the seal ring assembly comprises an elastic main seal ring 101, a built-in annular cavity 102 is formed inside the elastic main seal ring 101, a plurality of accommodating holes 103 are formed on the outer wall of the elastic main seal ring 101, an elastic press-fit sheet 002 is embedded and installed on the inner wall of one side of each accommodating hole 103, a plurality of water storage bags 104 are fixedly connected to the inner wall of the bottom of the built-in annular cavity 102, two seal partition plates 105 are arranged in the built-in annular cavity 102, an inflating agent 106 is filled in the built-in annular cavity 102, a folding wrapping cloth 107 is seamlessly and hermetically connected between the outer wall of the elastic press-fit sheet 002 and the inner wall of the accommodating holes 103, a plurality of puncture bag steel needles 108 are fixedly connected to the inner side of the elastic press-fit sheet 002, and the accommodating holes 103 are annularly and uniformly distributed, each containing hole 103 is communicated with the built-in annular cavity 102, the water storage bags 104 correspond to the containing holes 103 in the same number one by one, the water storage bags 104 are made of rubber materials, so that the pricking steel needles 108 can enter the built-in annular cavity 102 through the containing holes 103 to pierce the water storage bags 104, the sealing partition plates 105 are arranged in an annular shape, the sealing partition plates 105 are in seamless sealing connection with the inner wall of the built-in annular cavity 102, the two sealing partition plates 105 are respectively positioned at two sides of the water storage bags 104, the water storage bags 104 are filled with water, the sealing partition plates 105 are made of white sugar, when the sealing partition plates 105 are just pierced in the water storage bags 104, the water in the water storage bags 104 can be prevented from directly contacting with the inflating agent 106, the elastic main sealing rings 101 are prevented from directly beginning to expand to block the movement of thick pipes, and after a certain time, the sealing partition plates 105 can dissolve and disappear, so that the expansion of the elastic main sealing rings 101 can be smoothly carried out, the practicality is improved, aerify agent 106 fills in the one side that division board 105 kept away from water storage bag 104, aerify agent 106 is the calcium peroxide powder, the connection of pipeline is accomplished the back, dissolve along with division board 105 disappears, water and the contact of aerify agent 106, calcium peroxide and water reaction can generate calcium hydrate and oxygen, the oxygen of formation can make elasticity main seal ring 101 take place to expand, and then make the outer wall of elasticity main seal ring 101 further hug closely the tubule and the inner wall of thick pipe, thereby show the leakproofness of strengthening the pipeline junction, folding bag limit cloth 107 sets up to the ripple fold form, thorn bag steel needle 108 adopts sealed flexible material to make, make folding bag limit cloth 107 can fold, and then accomodate to accomodating in the hole 103 along with elasticity pressfitting piece 002 together.
Referring to fig. 1-3, one end of the elastic main sealing ring 101 is fixedly connected with a matched thin tube sealing cylinder 109, one end of the thin tube sealing cylinder 109 connected with the elastic main sealing ring 101 is set to be open, the other end of the thin tube sealing cylinder 109 is provided with a via hole 110 having the same inner diameter as the elastic main sealing ring 101, the other end of the elastic main sealing ring 101 is fixedly connected with a matched thick tube sealing ring 111, when a pipeline is connected, the thin tube sealing cylinder 109 and the thick tube sealing ring 111 can respectively abut against the connecting ends of the thin tube and the thick tube by the arrangement of the thin tube sealing cylinder 109 and the thick tube sealing ring 111, so as to further enhance the sealing performance of the connecting part, the via hole 110 is arranged, so that the thin tube sealing cylinder 109 does not obstruct the circulation of the pipeline, the elastic press-fit sheet 002 comprises an embedded section 201 and an inclined section 202, the embedded section 201 is made of hard plastic, the inclined section 202 is made of elastic metal sheet material, slope section 202 slopes in embedding section 201 setting, make when locating the sealing washer subassembly with thick pipe box on, the inner wall extrusion embedding section 201 of thick pipe, can make embedding section 201 inwards buckle, and then drive the puncture bag steel needle 108 and puncture water storage bag 104, and make elasticity laminating piece 002 can be extruded and accomodate to accomodating hole 103 in, slope section 202 sets up to circular-arcly with elasticity main seal ring 101 outer wall assorted, make elasticity laminating piece 002 be extruded and accomodate to accomodating in the hole 103 after, the whole outer wall of elasticity main seal ring 101 is even and level and smooth, and then guarantee the sealed effect of elasticity main seal ring 101.
Referring to fig. 4, the connector assembly includes an intermediate connector 301, a flow hole 302 is formed in the middle of the intermediate connector 301, a thin tube connector ring 303 is fixedly connected to one end of the intermediate connector 301, a thick tube connector ring 304 is fixedly connected to the other end of the intermediate connector 301, a first internal thread is formed on the inner wall of the thin tube connector ring 303, a second internal thread is formed on the inner wall of the thick tube connector ring 304, the internal threads can be used for connecting and fixing the connector assembly and the pipelines, a plurality of handle bars 305 are fixedly connected to the outer wall of the intermediate connector 301, anti-slip sleeves are sleeved on the handle bars 305, the handle bars 305 are arranged to facilitate rotation of the intermediate connector 301, thereby facilitating connection between the pipelines, and through the connector assembly, during pipeline connection, only external threads need to be processed on the outer walls of the thin tube and the thick tube, and the seal ring assembly, the connector assembly, and the thick tube are sleeved, then, the middle connecting cylinder 301 is rotated through the handle rod 305, so that the connection of pipeline connection can be completed, the sealing ring assembly and the connecting piece assembly are convenient to use in a matched mode, the operation is convenient and simple, and the connection efficiency of pipelines is improved.
Referring to fig. 1 to 8, a method for using a seal ring and a connecting member for reducing connection of pipes includes the following steps:
s1, processing a first external thread matched with the first internal thread on the outer wall of the thin tube, and processing a second external thread matched with the second internal thread on the outer wall of one end of the thick tube;
s2, as shown in figure 5, sleeving the connecting piece assembly on the thin tube from the left end of the thin tube, and moving the connecting piece assembly until the thin tube connecting ring 303 moves to the second external thread;
s3, as shown in figure 6, sleeving the sealing ring assembly on the thin tube from the right end of the thin tube, and moving the sealing ring assembly until the thin tube abuts against the thin tube sealing cylinder 109;
s4, as shown in fig. 7, sleeving the thick pipe on the sealing ring assembly, and moving the thick pipe to press the elastic pressing sheet 002 downwards on the inner wall of the thick pipe, so that the elastic pressing sheet 002 and the folding edge-wrapping cloth 107 are received in the receiving hole 103, and continuing to move the thick pipe until the thick pipe abuts against the thick pipe sealing ring 111;
s5, as shown in figure 8, the handle bar 305 rotates the middle connecting cylinder 301, so that the thin tube connecting ring 303 and the thick tube connecting ring 304 are respectively connected and fixed with the thin tube and the thick tube through threads, and the variable diameter connection between the thick tube and the thin tube can be completed.
The invention is provided with a special sealing ring component and a connecting piece component matched with the sealing ring component for use, the sealing ring component and the connecting piece component are matched skillfully, so that the operation of pipeline connection is convenient and simple, the speed of pipeline connection can be accelerated, thereby improving the working efficiency, and after the connection of the pipeline is finished, the elastic main sealing ring 101 can spontaneously expand, further, the elastic main seal ring 101 is tightly adhered to the outer wall of the thin tube and the inner wall of the thick tube, thereby obviously enhancing the sealing performance of the pipeline joint and improving the practicability, and through the arrangement of the thin tube sealing cylinder 109, the via hole 110 and the thick tube sealing ring 111, when the pipeline is connected, the thin tube sealing cylinder 109 and the thick tube sealing ring 111 can respectively abut against the connecting ends of the thin tube and the thick tube on the premise of not interfering the circulation of the pipeline, and the sealing performance of the connecting part is further enhanced.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (7)
1. The utility model provides a sealing washer and connecting piece for pipeline reducing is connected, includes sealing washer subassembly and assorted connecting piece subassembly with it, its characterized in that: the sealing ring component comprises an elastic main sealing ring (101), a built-in annular cavity (102) is formed in the elastic main sealing ring (101), a plurality of accommodating holes (103) are formed in the outer wall of the elastic main sealing ring (101), each elastic pressing sheet (002) is installed on the inner wall of one side of each accommodating hole (103) in an embedded mode, a plurality of water storage bags (104) are fixedly connected to the inner wall of the bottom of the built-in annular cavity (102), two sealing partition plates (105) are arranged in the built-in annular cavity (102), an inflating agent (106) is filled in the built-in annular cavity (102), a folding edge covering cloth (107) is connected between the outer wall of each elastic pressing sheet (002) and the inner wall of each accommodating hole (103) in a seamless and sealing mode, a plurality of puncture bag steel needles (108) are fixedly connected to the inner side of each elastic pressing sheet (002), and the connecting piece component comprises an intermediate connecting barrel (301), a circulation hole (302) is formed in the middle of the intermediate connecting cylinder (301), a thin pipe connecting ring (303) is fixedly connected to one end of the intermediate connecting cylinder (301), and a thick pipe connecting ring (304) is fixedly connected to the other end of the intermediate connecting cylinder (301);
the elastic pressing sheet (002) comprises an embedded section (201) and an inclined section (202), the embedded section (201) is made of hard plastics, the inclined section (202) is made of elastic metal sheet materials, the inclined section (202) is arranged obliquely to the embedded section (201), and the inclined section (202) is arranged in an arc shape matched with the outer wall of the elastic main sealing ring (101);
one end of the elastic main sealing ring (101) is fixedly connected with a matched thin tube sealing cylinder (109), one end of the thin tube sealing cylinder (109) connected with the elastic main sealing ring (101) is arranged in an opening shape, the other end of the thin tube sealing cylinder (109) is provided with a through hole (110) with the same inner diameter as the elastic main sealing ring (101), and the other end of the elastic main sealing ring (101) is fixedly connected with a matched thick tube sealing ring (111);
the sealing partition plates (105) are annular, the sealing partition plates (105) are in seamless sealing connection with the inner wall of the built-in annular cavity (102), and the two sealing partition plates (105) are respectively located on two sides of the water storage bag (104).
2. The seal ring and the connecting piece for the pipe reducing connection according to claim 1, wherein: be provided with internal thread one on the inner wall of tubule go-between (303), be provided with internal thread two on the inner wall of thick pipe go-between (304), a plurality of handle bars of fixedly connected with (305) on the outer wall of intermediate junction section of thick bamboo (301), the cover is equipped with the antiskid cover on handle bar (305).
3. The sealing ring and connector for connecting reducing pipes of claim 1, wherein: the accommodating holes (103) are uniformly distributed in an annular shape, each accommodating hole (103) is communicated with the built-in annular cavity (102), the water storage bags (104) are equal in number and correspond to the accommodating holes (103) one by one, and the water storage bags (104) are made of rubber materials.
4. The seal ring and the connecting piece for the pipe reducing connection according to claim 1, wherein: the water storage bag (104) is filled with water, and the sealing partition plate (105) is made of white sugar.
5. The sealing ring and connector for connecting reducing pipes of claim 1, wherein: the aerating agent (106) is filled at one side of the sealing partition plate (105) far away from the water storage bag (104), and the aerating agent (106) is calcium peroxide powder.
6. The seal ring and the connecting piece for the pipe reducing connection according to claim 1, wherein: the folding edge covering cloth (107) is arranged in a corrugated fold shape, and the bag pricking steel needle (108) is made of a sealing flexible material.
7. The use of a seal ring and a coupling for variable diameter connections of pipes according to any of claims 1 to 6, wherein: the method comprises the following steps:
s1, processing an external thread I matched with the internal thread I on the outer wall of the thin tube, and processing an external thread II matched with the internal thread II on the outer wall of one end of the thick tube;
s2, sleeving the connecting piece assembly on the thin tube from the left end of the thin tube, and moving the connecting piece assembly until the thin tube connecting ring (303) moves to the second external thread;
s3, sleeving the sealing ring assembly on the thin tube from the right end of the thin tube, and moving the sealing ring assembly until the thin tube abuts against the thin tube sealing cylinder (109);
s4, sleeving the thick pipe on the sealing ring assembly, moving the thick pipe to enable the inner wall of the thick pipe to press the elastic pressing piece (002) downwards, enabling the elastic pressing piece (002) and the folding edge wrapping cloth (107) to be contained in the containing hole (103), and continuing to move the thick pipe until the thick pipe abuts against the thick pipe sealing ring (111);
s5, the intermediate connecting cylinder (301) is rotated through the handle rod (305), so that the thin tube connecting ring (303) and the thick tube connecting ring (304) are respectively connected and fixed with the thin tube and the thick tube through threads, and the variable diameter connection between the thick tube and the thin tube can be completed.
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| CN202011463026.1A CN112610759B (en) | 2020-12-14 | 2020-12-14 | Sealing ring and connecting piece for pipeline reducing connection and use method |
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| CN112610759A CN112610759A (en) | 2021-04-06 |
| CN112610759B true CN112610759B (en) | 2022-06-24 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738981A (en) * | 2021-09-16 | 2021-12-03 | 中国五冶集团有限公司 | Auxiliary device for connecting pipeline and inspection well |
| CN117469478A (en) * | 2023-12-27 | 2024-01-30 | 北京北控悦慧环境科技有限公司 | Water sampling mechanism of automatic water quality sampling machine |
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| CN112610759A (en) | 2021-04-06 |
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