CN111271530B - Detachable PA pipe plug connector and preparation process thereof - Google Patents
Detachable PA pipe plug connector and preparation process thereof Download PDFInfo
- Publication number
- CN111271530B CN111271530B CN202010178238.9A CN202010178238A CN111271530B CN 111271530 B CN111271530 B CN 111271530B CN 202010178238 A CN202010178238 A CN 202010178238A CN 111271530 B CN111271530 B CN 111271530B
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- CN
- China
- Prior art keywords
- caulking groove
- annular caulking
- connecting cylinder
- pipeline
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0206—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the collar not being integral with the pipe
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
- F16L19/0218—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
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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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0231—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member with specially adapted means for positioning the threaded member behind the collar
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a detachable PA pipe plug connector, relates to a pipe joint, and aims to solve the problems that the connector is difficult to separate from a pipeline after single connection and the precision of the connector is easily influenced by collision or extrusion in the process of collecting materials, and the technical scheme is as follows: the annular caulking groove is used for holding the pipeline and inserts, can dismantle in the annular caulking groove and be connected with the connecting cylinder, and when the connecting cylinder can be dismantled and connect in the annular caulking groove, the connecting cylinder has the effort towards through-hole axle center effort and towards annular caulking groove bottom surface to the pipeline. According to the invention, the acting force towards the axis of the through hole and the acting force towards the bottom surface of the annular caulking groove are applied to the pipeline inserted into the annular caulking groove through the connecting cylinder, so that the pipeline is effectively positioned and can be detached in the annular caulking groove, and the pipeline falls into the material receiving groove filled with liquid for buffering after leaving the milling machine.
Description
Technical Field
The present invention relates to pipe joints, and more particularly, it relates to a detachable PA pipe plug joint and a process for making the same.
Background
The pipe joint is a connecting tool between a pipeline and a connecting point between an element and the pipeline, and can be disassembled and assembled. Plays an indispensable important role in the pipe fitting, which is one of the two main components of the hydraulic pipe. The pipe joint is used for straight line connection of instruments and the like, and the connection form is socket welding or threaded connection. The device is mainly used for low-pressure pipelines with small calibers, parts needing to be frequently assembled and disassembled or final adjustment of pipelines using threaded pipes. The structure form is preferably a metal surface contact sealing structure, and the gasket sealing structure form is usually used for general pipelines for conveying water, oil, air and the like and is made of malleable cast iron materials. In addition, the use requirement, the price and the like are also factors to be considered when selecting. Pipe joints are of various types, and common pipe joints can be generally divided into hard pipe joints and hose joints. If the connection mode of the pipe joint and the pipeline is divided, the hard pipe joint has three types of flaring type, clamping sleeve type and welding type, and the hose joint is mainly a fastening type hose joint.
Present cutting ferrule formula connects can realize the connection of pipeline directly to the both ends that connect the pipeline cover usually, connect after the single is connected to be difficult to take place to break away from with the pipeline, need cut the pipeline and just can carry out follow-up operation, and such joint required precision is higher, connect in the processing engineering and directly drop to generally gather materials in receiving the silo, bump or extrude easily to its precision and cause the influence between the in-process joint that gathers materials, thereby make the condition such as take place easily when it uses and leak.
Therefore, a new solution is needed to solve this problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a detachable PA pipe plug connector and a preparation process thereof, wherein the pipeline inserted into the annular caulking groove is effectively positioned and detached by applying an acting force towards the axis of the through hole and an acting force towards the bottom surface of the annular caulking groove by a connecting cylinder, and the pipeline falls into a material receiving groove filled with liquid for buffering after leaving a milling machine.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a can dismantle PA pipe plug connector, include hexagonal prism portion, with hexagonal prism portion fixed connection's cylinder portion and with cylinder portion fixed connection's intubate portion, the cross-sectional radius of intubate portion is less than the cross-sectional radius of cylinder portion, intubate portion centre of a circle department sets up the through-hole that runs through to hexagonal prism portion, hexagonal prism portion is kept away from the one end of intubate portion and is seted up the annular caulking groove that the round is located the through-hole outer lane, the annular caulking groove is used for holding the pipeline and inserts, can dismantle in the annular caulking groove and be connected with the connecting cylinder, work as when the connecting cylinder can be dismantled in the annular caulking groove, the connecting cylinder exists towards through-hole axle center effort and towards the effort of annular caulking groove bottom surface to the pipeline.
Through adopting above-mentioned technical scheme, through setting up the connecting cylinder, because it can dismantle when connecting in the annular caulking groove, can exist towards through-hole axle center effort and towards the effort of annular caulking groove bottom surface to the pipeline, thereby can have better firm in connection degree and sealed effect when making the pipeline with this articulate, and when people need dismantle joint and pipeline, only need to dismantle the connecting cylinder from the annular caulking groove, make the connecting cylinder exist towards through-hole axle center effort and towards the effort of annular caulking groove bottom surface to the pipeline and disappear, can be through the mode of manpower take out the pipeline from the annular caulking groove for relaxing relatively.
The invention is further configured to: the connecting cylinder is cylindrical, the outer peripheral wall of the connecting cylinder is detachably connected with the outer wall of the annular caulking groove, a gap exists between the inner peripheral wall of the connecting cylinder and the inner wall of the annular caulking groove, and the inner diameter of the connecting cylinder is gradually enlarged from one side of the bottom surface of the annular caulking groove.
Through adopting above-mentioned technical scheme, because there is the clearance between the inner wall of connecting cylinder internal perisporium and annular caulking groove, and the internal diameter of connecting cylinder begins to enlarge gradually from one side towards annular caulking groove bottom surface, thereby make the pipeline pass in the clearance, and because the clearance reduces gradually, thereby make the connecting cylinder can apply certain effort of supporting to the pressure to the pipeline, and the connecting cylinder can make the pipeline take place elastic deformation, then make the connecting cylinder exert the effort towards annular caulking groove bottom surface at the in-process that constantly sinks into the annular caulking groove to the pipeline.
The invention is further configured to: the inner bottom surface of the annular caulking groove is provided with a circle of groove communicated with the annular caulking groove, the groove width of the groove is gradually reduced from the communication position of the groove and the annular caulking groove, and the length of the connecting cylinder is larger than or equal to the depth of the annular caulking groove.
Through adopting above-mentioned technical scheme, through setting up the recess to make it can play better direction effect to the one end that the pipeline entered into the annular caulking groove, make the opening of pipeline constantly expand and outwards turn over, and the connecting cylinder can extrude the part that the pipeline outwards turned over, thereby guarantees firmness and leakproofness when the pipeline inlays in the annular caulking groove.
The invention is further configured to: the periphery wall of connecting cylinder is equipped with external screw thread one, annular caulking groove outer wall is equipped with the internal thread with external screw thread threaded connection.
Through adopting above-mentioned technical scheme, when the connecting cylinder needs fixed connection in the annular caulking groove, only need external screw thread one take place threaded connection with the internal thread can to all can carry out effectual location when the connecting cylinder enters into annular caulking groove optional position, avoid the connecting cylinder to break away from out from the annular caulking groove.
The invention is further configured to: one end fixedly connected with round that the annular caulking groove was kept away from to the connecting cylinder is annular carousel, the internal diameter of carousel equals the through-hole internal diameter, just the external diameter of carousel is greater than the cross-section diagonal length of hexagonal portion.
Through adopting above-mentioned technical scheme, through setting up the carousel to make when people need rotate the connecting cylinder, people only need rotate the carousel and can drive the connecting cylinder and take place to rotate, make things convenient for people to operate.
The invention is further configured to: the inner ring of the rotary table is fixedly connected with a circle of sealing rubber ring.
Through adopting above-mentioned technical scheme, through setting up sealed rubber ring to can reduce the space between carousel and the pipeline through sealed rubber ring when making the pipeline pass the hole in the middle of the carousel, guarantee to connect the sealed effect when being connected with the pipeline.
The invention is further configured to: the outer ring of the turntable is provided with anti-skid grains.
Through adopting above-mentioned technical scheme, through setting up anti-skidding line to make when people need rotate the carousel, people can increase the frictional force between palm and the carousel periphery wall, thereby make things convenient for people to have an effect, improve people's strength utilization ratio.
The invention is further configured to: and an external thread II is arranged on the peripheral wall of the plug pipe part.
Through adopting above-mentioned technical scheme, through setting up external screw thread two to when making opposite side pipeline need be connected with intubate portion, can play better guide effect through external screw thread two, make intubate portion can relatively sink into the pipeline easily in, make to connect and take place the relation of connection with the pipeline, and can make through external screw thread two and play better leakproofness effect between intubate portion and the pipeline.
The preparation process of the detachable PA pipe plug connector comprises the following steps of firstly, processing a stainless steel column through a milling machine to form a hexagonal column part, a cylindrical part and an insertion pipe part which are integrally formed; processing an annular caulking groove, a groove communicated with the annular caulking groove and a through hole on one side of the hexagonal prism part far away from the inserting pipe part through a machine tool; step three, threading on the outer peripheral wall of the insertion pipe part through a screw die to form an external thread II, and tapping on the outer peripheral wall of the annular caulking groove through a screw tap to form an internal thread; step four, a stainless steel block is machined into an integrally formed rotary table and a connecting cylinder through a milling machine, and a first external thread is machined on the outer peripheral wall of the insertion pipe part through threading by a die; and step five, after the step three or the step four is finished, the integrally formed hexagonal prism part, the cylindrical part, the inserting pipe part, the integrally formed rotary table and the integrally formed connecting cylinder leave the milling machine and fall into a material receiving groove filled with liquid.
In conclusion, the invention has the following beneficial effects:
through setting up the connecting cylinder, because it can dismantle when connecting in the annular caulking groove, can to the pipeline have the effort towards through-hole axle center effort and towards annular caulking groove bottom surface, thereby make the pipeline can have better firm in connection degree and sealed effect in with this articulate, and when people need to dismantle joint and pipeline, only need to dismantle the connecting cylinder from the annular caulking groove, make the connecting cylinder exist towards through-hole axle center effort and towards the effort of annular caulking groove bottom surface disappearance to the pipeline, can take out the pipeline from the annular caulking groove for relaxing through the mode of manpower, and can provide certain buoyancy to the joint that drops in the charging groove through liquid, slow down its speed that drops and the decurrent effort that produces then, the effort is great and damaged when avoiding connecting the collision.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a second schematic structural view of the present invention;
FIG. 4 is a third schematic structural view of the present invention;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is an enlarged view of FIG. 5 at B;
fig. 7 is a fourth schematic structural diagram of the present invention.
In the figure: 1. a hexagonal prism section; 2. a cylindrical portion; 3. a cannula part; 4. a through hole; 5. a second external thread; 6. A turntable; 7. anti-skid lines; 8. sealing the rubber ring; 9. an annular caulking groove; 10. a connecting cylinder; 11. a groove; 12. The first external thread; 13. an internal thread.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
Example (b):
as shown in fig. 1-7, a detachable PA tube plug connector includes a hexagonal column portion 1, a cylindrical portion 2 fixedly connected to the hexagonal column portion 1, and an insertion tube portion 3 fixedly connected to the cylindrical portion 2, wherein an external thread two 5 is provided on an outer peripheral wall of the insertion tube portion 3, a cross-sectional radius of the insertion tube portion 3 is smaller than a cross-sectional radius of the cylindrical portion 2, a cross-section of the cylindrical portion 2 is an inscribed circle of the cross-section of the hexagonal column portion 1, and a through hole 4 penetrating through the hexagonal column portion 1 is provided at a center of the insertion tube portion 3.
One end of the hexagonal prism part 1, which is far away from the insertion pipe part 3, is provided with a ring-shaped caulking groove 9 positioned on the outer ring of the through hole 4, the ring-shaped caulking groove 9 is used for accommodating a pipeline to be inserted, a connecting cylinder 10 is detachably connected in the ring-shaped caulking groove 9, when the connecting cylinder 10 is detachably connected in the ring-shaped caulking groove 9, the connecting cylinder 10 has acting force towards the axis of the through hole 4 and acting force towards the bottom surface of the ring-shaped caulking groove 9 on the pipeline, the connecting cylinder 10 is cylindrical, the outer peripheral wall of the connecting cylinder 10 is provided with an external thread I12, the outer wall of the ring-shaped caulking groove 9 is provided with an internal thread 13 in threaded connection with the external thread I12, a gap is formed between the inner peripheral wall of the connecting cylinder and the inner wall of the ring-shaped caulking groove 9, the inner diameter of the connecting cylinder 10 gradually expands from one side towards the bottom surface of the ring-shaped caulking groove 9, the inner bottom surface of the ring-shaped caulking groove 9 is provided with a ring-shaped groove 11 communicated with the ring-shaped caulking groove 9, the groove 11 gradually reduces the groove width from the communicated part with the ring-shaped caulking groove 9, the length of the connecting cylinder 10 is greater than or equal to the depth of the annular caulking groove 9.
One end fixedly connected with round that the connecting cylinder 10 kept away from annular caulking groove 9 is annular carousel 6, and the internal diameter of carousel 6 equals through-hole 4 internal diameters, and the external diameter of carousel 6 is greater than the cross-section diagonal length of six prism portions 1, and carousel 6 inner circle bonds has round sealing rubber ring 8, and anti-skidding line 7 has been seted up to the outer lane of carousel 6.
When people need to use the joint for pipeline connection, people only need to insert the pipeline on one side into the pipe inserting part 3, then the joint is rotated in a manual mode, under the guiding effect of the external thread II 5, the pipe inserting part 3 of the joint gradually sinks into the pipeline, and the pipeline on one side is effectively connected with the pipe inserting part 3 of the joint, then people firstly sleeve the connecting cylinder 10 on the pipeline on the other side, and then insert the pipeline on the other side into the annular caulking groove 9, so that the inner wall of the pipeline is butted with the inner wall of the annular caulking groove 9, people can push the pipeline in a manual mode, the pipeline enters into the bottom surface of the annular caulking groove 9 and further enters into the groove 11, then people only need to push the connecting cylinder 10 sleeved on the pipeline, because the inner ring of the turntable 6 is bonded with the sealing rubber ring 8, the inner wall of the sealing rubber ring 8 is butted with the outer peripheral wall of the pipeline, therefore, people need to use larger acting force to push the rotary table 6, the sealing rubber ring 8 is elastically deformed so as to enable the connecting cylinder 10 to be capable of displacing on a pipeline, then after the connecting cylinder 10 enters the annular embedded groove 9, the external thread I12 and the internal thread I13 start to be matched, people can enable the connecting cylinder 10 to rotate by rotating the rotary table 6, the anti-skid lines 7 can increase the friction force between hands and the outer peripheral wall of the rotary table 6 at the moment, people can conveniently exert force, the force utilization rate of people when exerting force is improved, under the guidance of the internal thread I13 and the external thread I12, the connecting cylinder 10 gradually sinks into the annular embedded groove 9, and the opening inner diameter of the connecting cylinder 10 is gradually increased from one side of the groove 11 to the outside, so that the gap between the minimum side of the opening inner diameter of the connecting cylinder 10 and the inner wall of the annular embedded groove 9 is minimum, and under the extrusion action of the connecting cylinder 10, the pipeline can receive the effort towards 4 axle centers of through-hole, and continuously enter into annular caulking groove 9 along with connecting cylinder 10, connecting cylinder 10 can promote the pipeline and enter into in the recess 11, and connecting cylinder 10 can have certain extrusion effort to the pipeline that is located in recess 11, thereby make the pipeline obtain effective and stable sealed connection, and sealed rubber ring 8 can release elastic potential energy and extrude the pipeline periphery wall after connecting cylinder 10 stops to remove, thereby further strengthen this sealed effect between joint and the pipeline, and when people need dismantle this joint and pipeline, people only need reverse rotation carousel 6, make internal thread 13 and external screw thread 12 take place to break away from, thereby make connecting cylinder 10 and annular caulking groove 9 take place to break away from and can take out the pipeline from annular caulking groove 9.
The preparation process of the detachable PA pipe plug connector comprises the steps of firstly, processing a stainless steel column by a milling machine to form a hexagonal column part 1, a cylindrical part 2 and an insertion pipe part 3 which are integrally formed; step two, processing an annular caulking groove 9, a groove 11 communicated with the annular caulking groove and a through hole 4 on one side of the hexagonal prism part 1 far away from the pipe inserting part 3 through a machine tool; step three, threading on the outer peripheral wall of the insertion pipe part 3 through a die to form an external thread II 5, and tapping on the outer peripheral wall of the annular caulking groove 9 through a screw tap to form an internal thread 13; step four, a stainless steel block is processed into an integrally formed rotary table 6 and a connecting cylinder 10 through a milling machine, and threading is carried out on the outer peripheral wall of the insertion pipe part 3 through a die to form an external thread I12; step five, after the step three or the step four, the integrally formed hexagonal prism part 1, the cylindrical part 2 and the insertion pipe part 3, and the integrally formed rotary table 6 and the connecting cylinder 10 leave the milling machine and fall into a receiving groove filled with liquid, the liquid can be any non-acidic and non-high-temperature liquid, such as water, kerosene and the like, after the drying is finally carried out, a sealing rubber ring 8 is bonded on the inner ring of the rotary table 6, and the connecting cylinder 10 is in threaded connection with the annular embedding groove 9, so that the product can be delivered.
By adding the integrally formed hexagonal prism part 1, the cylindrical part 2 and the insertion pipe part 3, and the integrally formed rotary table 6 and the connecting cylinder 10, the step of dropping the materials after leaving the milling machine into a material receiving tank filled with any liquid which is not acidic and not high in temperature, such as water, kerosene and the like, so that the workpiece can be effectively buffered by liquid after falling off, and the joint is made of stainless steel, thereby avoiding the situation that the workpiece is not easy to corrode due to acidic and high-temperature liquid, the buoyancy of the liquid to the joint can make the joint sink slowly in the liquid, so as to reduce the acting force when the joint falls, and further, the joint is not easy to be damaged when stopping moving or colliding with other joints, meanwhile, when a large number of joints are stacked, the buoyancy provided by the liquid can also counteract the gravity borne by a part of the joints, so that the joints are effectively preserved.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (7)
1. The utility model provides a can dismantle PA pipe plug connector, includes hexagonal portion (1), with hexagonal portion (2) fixed connection and with cylindrical portion (2) fixed connection's intubate portion (3), the section radius of intubate portion (3) is less than the section radius of cylindrical portion (2), through-hole (4) that run through to hexagonal portion (1) are seted up to intubate portion (3) centre of a circle department, its characterized in that: the one end that tub portion (3) was kept away from to hexagonal portion (1) is seted up round annular caulking groove (9) that is located through-hole (4) outer lane, annular caulking groove (9) are used for holding the pipeline and insert, can dismantle in annular caulking groove (9) and be connected with connecting cylinder (10), work as connecting cylinder (10) can be dismantled when connecting in annular caulking groove (9), connecting cylinder (10) exist towards through-hole (4) axle center effort and towards the effort of annular caulking groove (9) bottom surface to the pipeline, connecting cylinder (10) are cylindricly, the periphery wall of connecting cylinder (10) can be dismantled with the outer wall of annular caulking groove (9) and be connected, and has the clearance between its interior periphery wall and the inner wall of annular caulking groove (9), the internal diameter of connecting cylinder (10) begins to expand from one side towards annular caulking groove (9) bottom surface gradually, the interior bottom surface of annular caulking groove (9) is seted up round recess (11) rather than the intercommunication, the groove width of the groove (11) is gradually reduced from the communication position with the annular caulking groove (9), and the length of the connecting cylinder (10) is larger than or equal to the depth of the annular caulking groove (9).
2. The removable PA tube plug connector of claim 1, wherein: the outer peripheral wall of connecting cylinder (10) is equipped with external screw thread (12), annular caulking groove (9) outer wall is equipped with internal thread (13) with external screw thread (12) threaded connection.
3. A detachable PA tube plug connector as claimed in claim 1 or 2, wherein: one end fixedly connected with round that annular caulking groove (9) were kept away from in connecting cylinder (10) is annular carousel (6), the internal diameter of carousel (6) equals through-hole (4) internal diameter, just the external diameter of carousel (6) is greater than the cross-section diagonal length of hexagonal portion (1).
4. A detachable PA tube plug connector as claimed in claim 3, wherein: the inner ring of the rotary table (6) is fixedly connected with a circle of sealing rubber ring (8).
5. A detachable PA tube plug connector as claimed in claim 3, wherein: the outer ring of the turntable (6) is provided with anti-skid grains (7).
6. The removable PA tube plug connector of claim 1, wherein: and an external thread II (5) is arranged on the peripheral wall of the plug pipe part (3).
7. A preparation process of a detachable PA pipe plug connector is characterized by comprising the following steps: the method comprises the steps that firstly, a stainless steel column is processed by a milling machine to form a hexagonal column part (1), a cylindrical part (2) and an insertion pipe part (3) which are integrally formed; step two, processing an annular caulking groove (9), a groove (11) communicated with the annular caulking groove and a through hole (4) on one side of the hexagonal prism part (1) far away from the inserting pipe part (3) through a machine tool; step three, threading on the outer peripheral wall of the plug tube part (3) through a die to form a second external thread (5), and tapping on the outer peripheral wall of the annular caulking groove (9) through a screw tap to form an internal thread (13); step four, a stainless steel block is machined into a rotary table (6) and a connecting cylinder (10) which are integrally formed through a milling machine, and threading is carried out on the outer peripheral wall of the plug pipe part (3) through a die to machine an external thread I (12); and step five, after the step three or the step four is finished, the integrally formed hexagonal prism part (1), the cylindrical part (2) and the inserting pipe part (3), the integrally formed rotary table (6) and the connecting cylinder (10) leave the milling machine and fall into a material receiving groove filled with liquid.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010178238.9A CN111271530B (en) | 2020-03-14 | 2020-03-14 | Detachable PA pipe plug connector and preparation process thereof |
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Application Number | Priority Date | Filing Date | Title |
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CN202010178238.9A CN111271530B (en) | 2020-03-14 | 2020-03-14 | Detachable PA pipe plug connector and preparation process thereof |
Publications (2)
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CN111271530A CN111271530A (en) | 2020-06-12 |
CN111271530B true CN111271530B (en) | 2021-07-30 |
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CN202010178238.9A Expired - Fee Related CN111271530B (en) | 2020-03-14 | 2020-03-14 | Detachable PA pipe plug connector and preparation process thereof |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113181507B (en) * | 2021-04-19 | 2023-03-14 | 贵州中医药大学第一附属医院 | Device for connecting port of end-expiratory carbon dioxide detector with port of gastric tube and connection sealing method thereof |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007198543A (en) * | 2006-01-27 | 2007-08-09 | Sekisui Chem Co Ltd | Tube fitting |
DE202011105649U1 (en) * | 2011-09-01 | 2011-10-19 | GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG | fitting |
CN205689937U (en) * | 2016-06-23 | 2016-11-16 | 绍兴上虞中塘电器五金厂 | A kind of plug screw joint |
CN210050405U (en) * | 2019-05-31 | 2020-02-11 | 山东海丽管道科技有限公司 | HDPE double-wall corrugated pipe |
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2020
- 2020-03-14 CN CN202010178238.9A patent/CN111271530B/en not_active Expired - Fee Related
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