CN111706727A - Threaded pipe joint with high sealing performance - Google Patents
Threaded pipe joint with high sealing performance Download PDFInfo
- Publication number
- CN111706727A CN111706727A CN202010479179.9A CN202010479179A CN111706727A CN 111706727 A CN111706727 A CN 111706727A CN 202010479179 A CN202010479179 A CN 202010479179A CN 111706727 A CN111706727 A CN 111706727A
- Authority
- CN
- China
- Prior art keywords
- pipe joint
- wall
- layer
- joint body
- threaded pipe
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title abstract description 7
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000005260 corrosion Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 238000009941 weaving Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000010985 leather Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
-
- 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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
-
- 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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/04—Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
- F16L58/182—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings for screw-threaded joints
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Abstract
The invention discloses a threaded pipe joint with high sealing performance, which belongs to the technical field of threaded pipe joints and comprises a threaded pipe joint body, wherein a concave head hiding groove is arranged in the threaded pipe joint body, and a protective sleeve is sleeved on the outer wall of the threaded pipe joint body.
Description
Technical Field
The invention relates to the technical field of threaded pipe joints, in particular to a threaded pipe joint with high sealing performance.
Background
The threaded pipe joint is a pipeline connecting piece with threads, is the most common pipe fitting in industry and life, enables the connection of pipelines to be simpler, is easier to disassemble and replace, greatly saves the cost of pipeline connection, has the defects of glue overflow, steel wire exposure, PVC leather exposure and the like in the conventional threaded pipe joint, has the defect rate of 80 percent, and has the defects that the customer demand is not met for a long time, the inner wall of a product has large flaws and is not attractive, so that the threaded pipe joint with high sealing performance is provided.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a threaded pipe joint having high sealability.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a screwed pipe joint with high leakproofness, includes the screwed pipe joint body, the inside spill that is provided with of screwed pipe joint body hides first groove, and the spill hides first groove and is located the left side of the internal thread of screwed pipe joint body, screwed pipe joint body outer wall cover is equipped with the protective sheath.
Further, the protective sheath includes the inner rubber layer, inner rubber layer outer wall is provided with the back up coat, the back up coat outer wall is provided with the sponge layer, sponge layer outer wall is provided with outer rubber layer, outer rubber layer outer wall annular array evenly transversely is provided with the arch.
Furthermore, the inner rubber layer inner wall annular array is evenly and longitudinally provided with positioning grooves, the positioning grooves are staggered with the protrusions, and the outer wall annular array of the screwed pipe joint body is evenly and transversely provided with reinforcing ribs matched with the positioning grooves.
Furthermore, the reinforcing layer is an iron wire net reinforcing layer formed by weaving iron wires.
Further, the outer rubber layer is a heat insulation rubber layer, and the protrusions are wear-resistant rubber layers.
Further, the outer wall of the threaded pipe joint body is provided with an anti-corrosion layer, and the inner wall of the threaded pipe joint body is provided with a high-temperature resistant layer.
Compared with the prior art, the invention has the beneficial effects that: the invention is provided with the concave head hiding groove, so that the bad problems of exposed ribs, exposed PVC leather and overflowing glue of all assembled hoses can not occur, the aesthetic feeling and satisfaction of customers can be simultaneously met, the inspection difficulty of quality personnel on products can be reduced, the reject ratio of the products can be improved and reduced, the protective sleeve is arranged, the arranged rubber layer, the sponge layer and the outer rubber layer can reduce the effect of external force impact on the screwed pipe joint body, the situation that the screwed pipe joint body is fractured can be avoided, the bulge can further disperse impact force and is convenient for a user to rotate the screwed pipe joint body when the pipeline is installed, the stability and the comfort of hand-held rotation can be ensured, the reinforcing layer is arranged, the toughness and the strength of the whole are improved, the anti-corrosion layer is arranged, the corrosion effect of the external world on the screwed pipe joint body can be reduced, and the high temperature resistant layer is adopted, not only has the, the adhesive force in the threaded pipe joint body can be improved, the threaded pipe joint body is not easy to break, and the service life of the threaded pipe joint body is longer.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic view of a protective cover according to the present invention.
In the figure: 1. a threaded pipe joint body; 2. a concave head hiding groove; 3. a protective sleeve; 31. an inner rubber layer; 32. positioning a groove; 33. a reinforcement layer; 34. a sponge layer; 35. an outer rubber layer; 36. and (4) protruding.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a threaded pipe joint with high sealing performance, please refer to fig. 1, comprises a threaded pipe joint body 1, wherein a concave head hiding groove 2 is arranged in the threaded pipe joint body 1, the concave head hiding groove 2 is designed to prevent the assembled hose from being unsightly, and simultaneously satisfy the aesthetic and satisfaction degree of customers, the inspection difficulty of quality personnel on products is also reduced, the reject ratio of the products is improved and reduced, and meanwhile, the bad problems of exposed ribs, exposed PVC leather materials and overflowing glue of all the assembled hoses can be avoided, and the concave head hiding groove 2 is positioned on the left side of the internal thread of the threaded pipe joint body 1;
the process for improving the secret sealing performance of the threaded pipe joint comprises the following steps:
the inner diameter and the thread pitch of the connector are perfect;
evenly injecting glue to the internal thread through a glue dispenser;
thirdly, manually rotating the hose port to be installed into the joint.
The process principle of the threaded pipe joint is as follows:
firstly, the size of the inner diameter of the joint is calculated through the assembly of the outer diameter of the telescopic pipe, and the effect of tightness and no air leakage is basically achieved;
secondly, specially manufacturing glue dispenser tooling equipment, and uniformly coating definite grams of glue of the threaded inner joint with the accuracy of +/-2 g;
and thirdly, the targeted education and training for field personnel can achieve a completely skilled technique.
Referring to fig. 2, the outer wall of the threaded pipe joint body 1 is sleeved with a protective sleeve 3, and the protective sleeve 3 plays a good role in protecting the threaded pipe joint body 1.
As shown in fig. 1: the protective sleeve 3 comprises an inner rubber layer 31, a reinforcing layer 33 is arranged on the outer wall of the inner rubber layer 31, a sponge layer 34 is arranged on the outer wall of the reinforcing layer 33, an outer rubber layer 35 is arranged on the outer wall of the sponge layer 34, protrusions 36 are evenly and transversely arranged on the outer wall of the outer rubber layer 35, the inner rubber layer 31, the sponge layer 34 and the outer rubber layer 35 reduce the effect of external force impact on the screwed pipe joint body 1, the situation that the screwed pipe joint body 1 is broken is avoided, the protrusions 36 further play a role in dispersing impact force and meanwhile enable a user to conveniently rotate the screwed pipe joint body 1 manually when the pipeline is installed, and the stability and the comfort of;
as shown in fig. 1: positioning grooves 32 are uniformly and longitudinally formed in the annular array on the inner wall of the inner rubber layer 31, the positioning grooves 32 are staggered with the protrusions 36, reinforcing ribs (not shown in the figure) matched with the positioning grooves 32 are uniformly and transversely arranged on the annular array on the outer wall of the screwed pipe joint body 1, the reinforcing ribs and the screwed pipe joint body 1 are integrally formed, and the reinforcing ribs are matched with the positioning grooves 32, so that the screwed pipe joint body 1 and the protective sleeve 3 are installed, the fastening performance is improved, and the disassembly and the assembly are convenient;
as shown in fig. 3: the reinforcing layer 33 is an iron wire net reinforcing layer formed by weaving iron wires, and the toughness and the strength of the reinforcing layer 33 are improved;
as shown in fig. 3: the outer rubber layer 35 is a heat insulation rubber layer which is widely applied in the field, the heat insulation rubber layer improves the heat insulation performance, the bulge 36 is a wear-resistant rubber layer, and the wear-resistant rubber layer improves the wear resistance of the protective sleeve 3;
the outer wall of the screwed pipe joint body 1 is provided with an anti-corrosion layer, the inner wall of the screwed pipe joint body 1 is provided with a high temperature resistant layer, the anti-corrosion layer can be made of epoxy resin, the anti-corrosion layer can reduce the erosion effect of the outside on the screwed pipe joint body 1, the high temperature resistant layer is a high temperature resistant coating, the high temperature resistant coating is made of heterocyclic polymer coating, the screwed pipe joint body 1 can have a high temperature resistant effect, the adhesion force in the screwed pipe joint body 1 can be improved, and the screwed pipe joint body 1 is not easy to break.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A threaded joint with high tightness, comprising a threaded joint body (1), characterized in that: the screwed pipe joint is characterized in that a concave head hiding groove (2) is formed in the screwed pipe joint body (1), the concave head hiding groove (2) is located on the left side of an internal thread of the screwed pipe joint body (1), and a protective sleeve (3) is sleeved on the outer wall of the screwed pipe joint body (1).
2. A threaded pipe joint having high sealability as claimed in claim 1, wherein: the protective sleeve (3) comprises an inner rubber layer (31), a reinforcing layer (33) is arranged on the outer wall of the inner rubber layer (31), a sponge layer (34) is arranged on the outer wall of the reinforcing layer (33), an outer rubber layer (35) is arranged on the outer wall of the sponge layer (34), and bulges (36) are uniformly and transversely arranged on the outer wall of the outer rubber layer (35) in an annular array mode.
3. A threaded pipe joint having high sealability as claimed in claim 2, wherein: the inner wall annular array of the inner rubber layer (31) is uniformly and longitudinally provided with positioning grooves (32), the positioning grooves (32) are staggered with the protrusions (36), and the outer wall annular array of the screwed pipe joint body (1) is uniformly and transversely provided with reinforcing ribs matched with the positioning grooves (32).
4. A threaded pipe joint having high sealability as claimed in claim 2, wherein: the reinforcing layer (33) is an iron wire net reinforcing layer formed by weaving iron wires.
5. A threaded pipe joint having high sealability as claimed in claim 2, wherein: the outer rubber layer (35) is a heat insulation rubber layer, and the protrusions (36) are wear-resistant rubber layers.
6. A threaded pipe joint having high sealability as claimed in claim 1, wherein: the outer wall of the threaded pipe joint body (1) is provided with an anti-corrosion layer, and the inner wall of the threaded pipe joint body (1) is provided with a high-temperature resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479179.9A CN111706727A (en) | 2020-05-30 | 2020-05-30 | Threaded pipe joint with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479179.9A CN111706727A (en) | 2020-05-30 | 2020-05-30 | Threaded pipe joint with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111706727A true CN111706727A (en) | 2020-09-25 |
Family
ID=72538884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010479179.9A Pending CN111706727A (en) | 2020-05-30 | 2020-05-30 | Threaded pipe joint with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111706727A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734209A (en) * | 2022-04-22 | 2022-07-12 | 广州市伟力达机电有限公司 | High-temperature-resistant oil pipe joint and preparation method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2388458Y (en) * | 1999-09-06 | 2000-07-19 | 李立 | Clamping type pipe joint |
| CN2424345Y (en) * | 2000-04-15 | 2001-03-21 | 赵群为 | Fast mounting tube joint of high sealed thin well tube |
| CN1290830A (en) * | 1999-07-02 | 2001-04-11 | Smc株式会社 | Pipe joint |
| CN2521469Y (en) * | 2001-04-26 | 2002-11-20 | 北京奈特铝塑复合管有限公司 | Pipe coupling piece |
| CN1502025A (en) * | 2001-04-19 | 2004-06-02 | ���Ͽع�����˾ | pipe connector |
| CN102112794A (en) * | 2008-08-05 | 2011-06-29 | 法国瓦罗里克.曼尼斯曼油汽公司 | Device for protecting threaded tubular parts and tubular part provided with the device |
| WO2016102848A1 (en) * | 2014-12-23 | 2016-06-30 | Vallourec Oil And Gas France | Protector device for one end of a tubular threaded-joint component comprising a flexible joint |
| CN207814730U (en) * | 2017-11-08 | 2018-09-04 | 王士亨 | The jointing of fibre reinforced plastics multiple tube |
| CN209762460U (en) * | 2019-04-09 | 2019-12-10 | 浙江鼎尚不锈钢有限公司 | High-wear-resistance high-temperature-resistance stainless steel seamless steel pipe |
-
2020
- 2020-05-30 CN CN202010479179.9A patent/CN111706727A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1290830A (en) * | 1999-07-02 | 2001-04-11 | Smc株式会社 | Pipe joint |
| CN2388458Y (en) * | 1999-09-06 | 2000-07-19 | 李立 | Clamping type pipe joint |
| CN2424345Y (en) * | 2000-04-15 | 2001-03-21 | 赵群为 | Fast mounting tube joint of high sealed thin well tube |
| CN1502025A (en) * | 2001-04-19 | 2004-06-02 | ���Ͽع�����˾ | pipe connector |
| CN2521469Y (en) * | 2001-04-26 | 2002-11-20 | 北京奈特铝塑复合管有限公司 | Pipe coupling piece |
| CN102112794A (en) * | 2008-08-05 | 2011-06-29 | 法国瓦罗里克.曼尼斯曼油汽公司 | Device for protecting threaded tubular parts and tubular part provided with the device |
| WO2016102848A1 (en) * | 2014-12-23 | 2016-06-30 | Vallourec Oil And Gas France | Protector device for one end of a tubular threaded-joint component comprising a flexible joint |
| CN207814730U (en) * | 2017-11-08 | 2018-09-04 | 王士亨 | The jointing of fibre reinforced plastics multiple tube |
| CN209762460U (en) * | 2019-04-09 | 2019-12-10 | 浙江鼎尚不锈钢有限公司 | High-wear-resistance high-temperature-resistance stainless steel seamless steel pipe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734209A (en) * | 2022-04-22 | 2022-07-12 | 广州市伟力达机电有限公司 | High-temperature-resistant oil pipe joint and preparation method thereof |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200925 |
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| RJ01 | Rejection of invention patent application after publication |