CN110360392A - A kind of pipe joint tapered cup nut - Google Patents
A kind of pipe joint tapered cup nut Download PDFInfo
- Publication number
- CN110360392A CN110360392A CN201910670354.XA CN201910670354A CN110360392A CN 110360392 A CN110360392 A CN 110360392A CN 201910670354 A CN201910670354 A CN 201910670354A CN 110360392 A CN110360392 A CN 110360392A
- Authority
- CN
- China
- Prior art keywords
- nut
- hole
- lock tube
- pipe joint
- locking lock
- 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 claims abstract description 18
- 239000012530 fluid Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
- F16B39/122—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts foreseen with mating surfaces inclined, i.e. not normal, to the bolt axis
-
- 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
- F16L19/005—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 comprising locking means for the threaded member
-
- 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
Abstract
The invention discloses a kind of pipe joint tapered cup nuts, including the first nut, second nut, locking lock tube and buckling nut, first nut further includes the second nut connecting pin, retraction slot, first through hole and tapped through hole, compared with prior art, the configuration of the present invention is simple, design is reasonable, in such a way that multiple nuts and locking lock tube are set, greatly strengthen the locking property of this nut, it can guarantee bolted reliability in a long time, in such a way that sealing ring is arranged in nut interior, increase the sealing performance of nut, reduce the possibility of fluid leakage, it is worthy to be popularized.
Description
[technical field]
The present invention relates to technical field of fastening, especially a kind of pipe joint tapered cup nut.
[background technique]
Fastener is to be fastenedly connected with and apply extremely wide a kind of machine components.Fastener, it is wide using industry
It is general, including the energy, electronics, electric appliance, machinery, chemical industry, metallurgy, mold, hydraulic etc. industry, various machinery, equipment, vehicle,
Above ship, railway, bridge, building, structure, tool, instrument, chemical industry, instrument and articles etc., it can be seen that miscellaneous
Fastener is most widely used mechanical basic part, and existing pipe fitting is poor with conical nut fastening performance, not can guarantee connection
Tightness so that fluid from pipe fitting junction reveal, influence the overall tightness of pipeline, therefore, having must
It is proposed a kind of pipe joint tapered cup nut.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of pipe joint tapered cup nut, this hair are proposed
Bright structure is simple, and design rationally, by way of multiple nuts and locking lock tube is arranged, greatly strengthens the locking of this nut
Can, it can guarantee bolted reliability in a long time, increasing in such a way that sealing ring is arranged in nut interior
The sealing performance of nut reduces the possibility of fluid leakage, is worthy to be popularized.
To achieve the above object, the invention proposes a kind of pipe joint tapered cup nuts, including the first nut, the second spiral shell
Female, locking lock tube and buckling nut, first nut further include the second nut connecting pin, retraction slot, first through hole and screw thread
Through-hole, the top of first nut are equipped with the second nut connecting pin, and second nut connecting pin is equipped with external screw thread, described
The bottom of second nut is equipped with counterbore, is equipped with internal screw thread inside the counterbore, second nut is fixedly mounted on by counterbore
On second nut connecting pin, second nut connecting pin is equipped with equally distributed retraction slot, and first nut interior is set
There is first through hole, the bottom of the first through hole is equipped with tapped through hole, and second nut is equipped with locking lock tube, described locking
Lock tube is equipped with buckling nut.
Preferably, second nut connecting pin be round table-like protrusion, the counterbore be round table-like groove, described second
The central axis of nut connecting pin and the central axis of counterbore overlap.
Preferably, the inside of second nut is equipped with the second through-hole, the diameter and first through hole of second through-hole
Identical, the vertical section of the tapped through hole is isosceles trapezoid.
Preferably, being equipped with sealing ring, the diameter of bore of the sealing ring and first at the top of the inner wall of the tapped through hole
Through-hole is identical, and the sealing ring is rubber ring.
Preferably, the locking lock tube is equipped with third through-hole, annular groove, the third are equipped on the outside of second nut
The internal diameter of through-hole is identical as annular groove, and the upper surface of the locking lock tube is equipped with buckling nut mounting groove, and the buckling nut is logical
It crosses buckling nut mounting groove to be connected with locking lock tube, the locking lock tube bottom is equipped with several bolts, the second nut outside
The lower section of wall annular groove is equipped with the first limiting slot corresponding with bolt, and the lateral wall of first nut is equipped with opposite with bolt
The second limiting slot answered.
Preferably, the quantity of the bolt is 8, the cross section of the bolt is rectangle, and the bolt is rounded
It is evenly distributed on locking lock tube bottom.
Preferably, when second nut and the first nut are mutually locked, first limiting slot and the second limiting slot
Position overlap.
Beneficial effects of the present invention: the present invention greatly strengthens this by way of multiple nuts and locking lock tube is arranged
The locking property of nut can guarantee bolted reliability in a long time;By in the first nut and the second nut
The mode of the second limiting slot and the first limiting slot is respectively set in outside, so that this nut is after installation is complete, it can be by locking
Bolt on lock tube realizes anti-loosing effect, further increases connection reliability;By the way that buckling nut is arranged on locking lock tube
Mode, locking lock tube is firmly fixed between the first nut and the second nut, Integral connection structure is increased
Stability;Increasing the sealing performance of nut, reducing fluid leakage in such a way that sealing ring is arranged in nut interior
May, it is worthy to be popularized.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of pipe joint tapered cup nut of the present invention.
Fig. 2 is the structural schematic diagram of locking lock tube in a kind of pipe joint tapered cup nut of the present invention.
In figure: the first nut of 1-, the second nut of 10- connecting pin, 11- retraction slot, 12- first through hole, 13- tapped through hole,
The second limiting slot of 14-, the second nut of 2-, the second through-hole of 20-, 21- counterbore, 22- annular groove, the first limiting slot of 23-, 3- are anti-to uncage
Set, 30- third through-hole, 31- buckling nut mounting groove, 32- bolt, 4- buckling nut, 5- sealing ring.
[specific embodiment]
Refering to attached drawing, a kind of pipe joint tapered cup nut of the present invention, including the first nut 1, the second nut 2, anti-uncage
Set 3 and buckling nut 4, first nut 1 further include the second nut connecting pin 10, retraction slot 11, first through hole 12 and screw thread
Through-hole 13, the top of first nut 1 are equipped with the second nut connecting pin 10, and second nut connecting pin 10 is equipped with outer
Screw thread, the bottom of second nut 2 are equipped with counterbore 21, are equipped with internal screw thread inside the counterbore 21, second nut 2 passes through
Counterbore 21 is fixedly mounted on the second nut connecting pin 10, and second nut connecting pin 10 is equipped with equally distributed retraction slot
11, it is equipped with first through hole 12 inside first nut 1, the bottom of the first through hole 12 is equipped with tapped through hole 13, and described the
Two nuts 2 are equipped with locking lock tube 3, and the locking lock tube 3 is equipped with buckling nut 4.
Wherein, second nut connecting pin 10 be round table-like protrusion, the counterbore 21 be round table-like groove, described second
The central axis of nut connecting pin 10 and the central axis of counterbore 21 overlap.
Wherein, the inside of second nut 2 is equipped with the second through-hole 20, the diameter and first through hole of second through-hole 20
12 is identical, and the vertical section of the tapped through hole 13 is isosceles trapezoid.
Wherein, sealing ring 5, the diameter of bore and first of the sealing ring 5 are equipped at the top of the inner wall of the tapped through hole 13
Through-hole 12 is identical, and the sealing ring 5 is rubber ring.
Wherein, the locking lock tube 3 is equipped with third through-hole 30, and annular groove 22 is equipped on the outside of second nut 2, described
The internal diameter of third through-hole 30 is identical as annular groove 22, and the upper surface of the locking lock tube 3 is equipped with buckling nut mounting groove 31, described
Buckling nut 4 is connected by buckling nut mounting groove 31 with locking lock tube 3, and locking 3 bottom of lock tube is equipped with several bolts 32,
The lower section of second nut, the 2 lateral wall annular groove 22 is equipped with first limiting slot 23 corresponding with bolt 32, first nut 1
Lateral wall be equipped with second limiting slot 14 corresponding with bolt 32.
Wherein, the quantity of the bolt 32 is 8, and the cross section of the bolt 32 is rectangle, and the bolt 32 is in circle
Shape is evenly distributed on locking 3 bottom of lock tube.
Wherein, when second nut 2 and the first nut 1 are mutually locked, first limiting slot 23 and the second limiting slot
14 position overlaps.
The course of work of the invention:
Hose during the work time, can be first connected, so by a kind of pipe joint of the present invention with tapered cup nut with pipe fitting
The first nut 1 is connected with pipe fitting afterwards, then the second nut 2 is installed to 1 on the first nut, and guarantees the first limiting slot 23
It overlaps with the position of the second limiting slot 14, the bolt 32 of locking lock tube 3 is then installed to the first limiting slot 23 and second
Inside limiting slot 14, and the top annulus of locking lock tube 3 is fixed in annular groove 22, buckling nut 4 is finally installed to lock
On nut mounting groove 31, installation is completed, compared with prior art, the side that the present invention passes through setting multiple nuts and locking lock tube 3
Formula greatly strengthens the locking property of this nut, can guarantee bolted reliability in a long time;By first
The mode of the second limiting slot 14 and the first limiting slot 23 is respectively set on the outside of nut 1 and the second nut 2, so that this nut is being installed
After the completion, anti-loosing effect can be realized by the bolt 32 on locking lock tube 3, further increases connection reliability;By
The mode of buckling nut 4 is set on locking lock tube 3, locking lock tube 3 is allowed to be firmly fixed to the first nut 1 and the second spiral shell
Between mother 2, the stability of Integral connection structure is increased;Increasing nut in such a way that sealing ring 5 is arranged in nut interior
Sealing performance, reduce the possibility of fluid leakage, be worthy to be popularized.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of pipe joint tapered cup nut, it is characterised in that: including the first nut (1), the second nut (2), locking lock tube
(3) and buckling nut (4), first nut (1) further include the second nut connecting pin (10), retraction slot (11), first through hole
(12) and tapped through hole (13), the top of first nut (1) are equipped with the second nut connecting pin (10), and second nut connects
End (10) are connect equipped with external screw thread, the bottom of second nut (2) is equipped with counterbore (21), is equipped with inside the counterbore (21) interior
Screw thread, second nut (2) are fixedly mounted on the second nut connecting pin (10) by counterbore (21), and second nut connects
End (10) are connect equipped with equally distributed retraction slot (11), are equipped with first through hole (12) inside first nut (1), described the
The bottom of one through-hole (12) is equipped with tapped through hole (13), and second nut (2) is equipped with locking lock tube (3), described to prevent uncaging
It covers (3) and is equipped with buckling nut (4).
2. a kind of pipe joint tapered cup nut as described in claim 1, it is characterised in that: second nut connecting pin
(10) be round table-like protrusion, the counterbore (21) be round table-like groove, the central axis of second nut connecting pin (10) with
The central axis of counterbore (21) overlaps.
3. a kind of pipe joint tapered cup nut as described in claim 1, it is characterised in that: second nut (2) it is interior
Portion is equipped with the second through-hole (20), and the diameter of second through-hole (20) is identical as first through hole (12), the tapped through hole (13)
Vertical section be isosceles trapezoid.
4. a kind of pipe joint tapered cup nut as described in claim 1, it is characterised in that: the tapped through hole (13) it is interior
Sealing ring (5) are equipped at the top of wall, the diameter of bore of the sealing ring (5) is identical as first through hole (12), and the sealing ring (5) is
Rubber ring.
5. a kind of pipe joint tapered cup nut as described in claim 1, it is characterised in that: set on the locking lock tube (3)
Have third through-hole (30), is equipped with annular groove (22) on the outside of second nut (2), the internal diameter and annular groove of the third through-hole (30)
(22) identical, the upper surface of the locking lock tube (3) is equipped with buckling nut mounting groove (31), and the buckling nut (4) passes through
Buckling nut mounting groove (31) is connected with locking lock tube (3), and locking lock tube (3) bottom is equipped with several bolts (32), described
The lower section of second nut (2) lateral wall annular groove (22) be equipped with the first limiting slot (23) corresponding with bolt (32), described first
The lateral wall of nut (1) is equipped with the second limiting slot (14) corresponding with bolt (32).
6. a kind of pipe joint tapered cup nut as claimed in claim 5, it is characterised in that: the quantity of the bolt (32) is
8, the cross section of the bolt (32) is rectangle, and the bolt (32) is rounded to be evenly distributed on locking lock tube (3) bottom.
7. a kind of pipe joint tapered cup nut as described in claim 1-6, it is characterised in that: second nut (2) with
When first nut (1) is mutually locked, first limiting slot (23) and the position of the second limiting slot (14) overlap.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910670354.XA CN110360392A (en) | 2019-07-24 | 2019-07-24 | A kind of pipe joint tapered cup nut |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910670354.XA CN110360392A (en) | 2019-07-24 | 2019-07-24 | A kind of pipe joint tapered cup nut |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110360392A true CN110360392A (en) | 2019-10-22 |
Family
ID=68220803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910670354.XA Pending CN110360392A (en) | 2019-07-24 | 2019-07-24 | A kind of pipe joint tapered cup nut |
Country Status (1)
Country | Link |
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CN (1) | CN110360392A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110805776A (en) * | 2019-11-20 | 2020-02-18 | 衡阳市业通塑胶有限公司 | Water pipe connecting structure |
CN110886762A (en) * | 2019-12-23 | 2020-03-17 | 海盐大宁紧固件有限公司 | Combined type locknut assembly |
CN110886762B (en) * | 2019-12-23 | 2024-04-19 | 海盐大宁紧固件股份有限公司 | Combined locknut assembly |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB191217139A (en) * | 1911-07-24 | 1913-06-05 | Ernest Soustrou | Improvements in Pipe Unions. |
FR2442392A1 (en) * | 1978-11-24 | 1980-06-20 | Belles Ondes Forges | Demountable sealed pipe joint - uses coupling sleeve of which split conical ends with barrel thread accept nuts with matching bore |
JP2685855B2 (en) * | 1988-12-14 | 1997-12-03 | 株式会社ブリヂストン | Hose fittings |
US20020041098A1 (en) * | 2000-04-26 | 2002-04-11 | Cooper Gary W. | Pipe-fitting with flexible sleeve and cinching nut |
US20090162164A1 (en) * | 2005-03-07 | 2009-06-25 | Harald Bohl | Clamping Sleeve and Clamp Connection |
CN201277400Y (en) * | 2008-06-26 | 2009-07-22 | 王嘉贤 | Hose clamping apparatus |
CN204254111U (en) * | 2014-11-25 | 2015-04-08 | 宁波恒元精工管阀科技有限公司 | One rises clip gas kitchen pipe joint |
CN205026297U (en) * | 2015-10-01 | 2016-02-10 | 罗建华 | Water pipe of taking rand activity fast connects |
CN208331519U (en) * | 2018-03-15 | 2019-01-04 | 黄根琳 | A kind of faucet connector for kitchen use |
-
2019
- 2019-07-24 CN CN201910670354.XA patent/CN110360392A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB191217139A (en) * | 1911-07-24 | 1913-06-05 | Ernest Soustrou | Improvements in Pipe Unions. |
FR2442392A1 (en) * | 1978-11-24 | 1980-06-20 | Belles Ondes Forges | Demountable sealed pipe joint - uses coupling sleeve of which split conical ends with barrel thread accept nuts with matching bore |
JP2685855B2 (en) * | 1988-12-14 | 1997-12-03 | 株式会社ブリヂストン | Hose fittings |
US20020041098A1 (en) * | 2000-04-26 | 2002-04-11 | Cooper Gary W. | Pipe-fitting with flexible sleeve and cinching nut |
US20090162164A1 (en) * | 2005-03-07 | 2009-06-25 | Harald Bohl | Clamping Sleeve and Clamp Connection |
CN201277400Y (en) * | 2008-06-26 | 2009-07-22 | 王嘉贤 | Hose clamping apparatus |
CN204254111U (en) * | 2014-11-25 | 2015-04-08 | 宁波恒元精工管阀科技有限公司 | One rises clip gas kitchen pipe joint |
CN205026297U (en) * | 2015-10-01 | 2016-02-10 | 罗建华 | Water pipe of taking rand activity fast connects |
CN208331519U (en) * | 2018-03-15 | 2019-01-04 | 黄根琳 | A kind of faucet connector for kitchen use |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110805776A (en) * | 2019-11-20 | 2020-02-18 | 衡阳市业通塑胶有限公司 | Water pipe connecting structure |
CN110886762A (en) * | 2019-12-23 | 2020-03-17 | 海盐大宁紧固件有限公司 | Combined type locknut assembly |
CN110886762B (en) * | 2019-12-23 | 2024-04-19 | 海盐大宁紧固件股份有限公司 | Combined locknut assembly |
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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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191022 |