CN201934479U - Anti-loosening fastening nut and gasket in integrated movable connection - Google Patents
Anti-loosening fastening nut and gasket in integrated movable connection Download PDFInfo
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- CN201934479U CN201934479U CN2010202214229U CN201020221422U CN201934479U CN 201934479 U CN201934479 U CN 201934479U CN 2010202214229 U CN2010202214229 U CN 2010202214229U CN 201020221422 U CN201020221422 U CN 201020221422U CN 201934479 U CN201934479 U CN 201934479U
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- 238000012856 packing Methods 0.000 claims description 58
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000035939 shock Effects 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 230000007774 longterm Effects 0.000 abstract 1
- 230000006378 damage Effects 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 1
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Abstract
The utility model provides an anti-loosening fastening nut and a gasket in integrated movable connection. The center of the bottom surface of the hex nut is provided with a straight cylinder extending out from a lower screw hole, inner threads of the cavity of the straight cylinder is connected with inner threads of the nut, the nut bottom surface on the outer side of the straight cylinder is provided with six wedge tooth type concave-convex surfaces, and the six wedge tooth type concave-convex surfaces have the same shape and size and comprise wedge surfaces inclined downwards in respective vertical surfaces along the same horizontal rotating direction; the bottom of the gasket is provided with a circular piece, the back face of the gasket is provided with anti-slipping sharp bars with symmetric crest bulges at centers, the circular piece adopts a regular hexagonal prism with a central through hole, the top surface of the circular piece adopts a wedge tooth type convex-concave surface formed by six wedge-shaped surfaces and is matched with the bottom surface of the nut; the straight cylinder is sleeved in the central through hole of the gasket through insertion, and the integrated movable connection of the nut and the gasket can be realized through matching of the inclined inner wall of the central through hole with the upper part thinner than the lower part and an expanded lower port of the straight cylinder. The utility model has the advantages that connectors can be effectively prevented from loosening and falling off in a long term in high-temperature, high-pressure and high-frequency vibration and shock environments, and damaged components can be replaced only through ordinary tools.
Description
Technical field
The utility model relates to a kind of fastening piece, is a kind of nut and packing ring specifically, the packing ring of the integrated flexible connection of particularly a kind of anti-loosening fastening nut and its coupling.
Background technique
Nut cooperates screw rod with packing ring, is to use a kind of very widely structural connection.The conventional fastener of using (nut, bolt, packing ring) is because the restriction of structure itself at present, need depend on the mechanical fasteners or the fastening fastening effect of structure that connect combination between fastening piece, it can not be resisted to be in for a long time getting loose of connecting between fastening piece in high temperature, high pressure, the dither shock environment, distortion etc. and make fastening malfunctioning shortcoming, become and cause serious harm, even the great reason of the accident that meets accident, the a great problem that current especially industrial quarters does not break through so far as yet is a great scientific research task anxious to be solved.
Summary of the invention
Goal of the invention of the present utility model is: under high temperature, high pressure, high frequency, strong vibration shock environment fastening piece is rotated continuously for a long time for the user provides a kind of can effectively resisting, loosening, the distortion of threading off waits the harm phenomenon, keep the mechanical fasteners of fastening piece or connect fastening performance, have the nut and the packing ring of the integrated flexible connection of excellent safety reliability.
Goal of the invention of the present utility model realizes by implementing following technical proposals:
The anti-loosening fastening nut of integrated flexible connection and packing ring are made up of nut and packing ring, it is characterized in that:
Its end face of described nut is the plane regular hexagon that the hollow screw socket is arranged, its six sides are to have equal shape size, rotate 90 ° of rectangular trapezoidal side wall surfaces in vertical plane, its bottom surface has a bit of thin-walled straight cylinder that stretches out screw socket under the hollow, the internal thread on this straight cylinder cavity to be connected coupling with internal thread on the nut cavity, this thin-walled straight cylinder nut outside bottom surface be have six equal shape sizes, along same horizontal direction of rotation downward-sloping six wedge profile of tooth male and fomale(M﹠F)s that each wedge surface constituted in each vertical plane;
Described packing ring bottom is a circular ring plate, the internal diameter of its central through bore of the back side of this circular ring plate is greater than the external diameter of nut bottom surface straight cylinder, the sharp bar that is provided with several crestal culmination projectioies that on this toroidal surface, is centrosymmetric, and on the end face of this circular ring plate, has regular hexagon prism with its formation one, the central through bore of this regular hexagon prism is the central through bore of packing ring end face wedge profile of tooth male and female face, its internal diameter is slightly larger than the external diameter of nut bottom surface straight cylinder, and six wedge surfaces that tilt in the same way are suitable on the end face shape of this regular hexagon prism and the nut bottom surface, promptly the end face of this regular hexagon prism is suitable with the nut bottom surface, the wedge profile of tooth male and female face that constitutes by six wedge surfaces;
The integrated flexible connection of described nut and packing ring, be meant: the thin-walled straight cylinder cover on the nut bottom surface is inserted in the central through bore of packing ring, the oblique inwall up-thin-low-thick by the packing ring central through bore matches with the lower end mouth of nut bottom surface straight cylinder expansion, realizes the integrated flexible connection of nut and packing ring.
Described along same horizontal direction of rotation, in each vertical plane, the nut bottom surface of downward-sloping six wedge profile of tooth male and fomale(M﹠F)s that each wedge surface constituted, be meant: every wedge surface on the concavo-convex bottom surface of nut and horizontal plane all with identical tilt angle, along level counterclockwise by preceding receding.
Described along same horizontal direction of rotation, in each vertical plane, the nut bottom surface of downward-sloping six wedge profile of tooth male and fomale(M﹠F)s that each wedge surface constituted, be meant: every wedge surface on the concavo-convex bottom surface of nut and horizontal plane all with identical tilt angle, along level counterclockwise by after turn forward.
The tilt angle of each wedge surface is 2 °～4 ° on the described nut bottom surface.
The tilt angle of each wedge surface is preferably 3 ° on the described nut bottom surface.
There is identical declivity chamfering each edges and corners of described nut end face.
The circular ring plate of described packing ring bottom, the anti-skid sharp bar that is provided with six crestal culmination projectioies that is centrosymmetric at its back side.
Outstanding advantage of the present utility model is: the nut and the washer sets component of the integrated flexible connection of using as link, because the male and fomale(M﹠F) that the bottom surface of nut is made up of six wedge surfaces, the male and female face close fit of forming with six wedge surfaces on the packing ring end face, and the sharp bar that several center symmetry crestal culmination projectioies are arranged on the annulus at the packing ring back side, these sharp bar pressurizeds when nut screwing clamping and being embedded into connect in the surface in case spline is moved, and connect the surface to the resistance that these sharp bars produced, can effectively stop packing ring and nut violent in temperature variation, vibrate and cause in the frequent environment and get loose; Another outstanding advantage of the present utility model is: need not special tool when operation, operator use integrated nut and the gasket assembly of general tool with regard to replaceable damage.
Description of drawings
Fig. 1 is the perspective view of the utility model nut and washer combinations
Fig. 2 is the perspective view of nut in the utility model
Fig. 3 is the structural representation of facing of nut in the utility model
Fig. 4 looks up structure and local enlarged diagram for nut in the utility model
Fig. 5 is the perspective view of the utility model middle washer
Fig. 6 is the structural representation of looking up of the utility model middle washer
Fig. 7 is the plan structure schematic representation of the utility model middle washer
Mark among the figure: 1 is hexagon nut, 1-1 is the hexagon nut side wall surface, 2 is the packing ring that cooperates with hexagon nut, 3 for stretching out the thin-walled straight cylinder section of screw socket down on the hexagon nut bottom surface, 4 is the hexagon nut bottom surface, be by in regular turn toward six wedge profile of tooth male and fomale(M﹠F)s that wedge surface constituted having a down dip, 5 is the thread in inner cavity of hexagon nut and thin-walled straight cylinder section, the 6 wedge profile of tooth male and female faces that it is made up of six wedge surfaces for the end face of packing ring, 7 for the bottom surface of packing ring it is a circular ring plate, 8 be the protruding sharp bar of crestal culmination on the packing ring circular ring plate back side, 9 is the packing ring central through bore, 10 is the central through bore internal diameter of packing ring circular ring plate, and 11 is nut thin-walled straight cylinder external diameter.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail:
The anti-loosening fastening nut and the packing ring of the integrated flexible connection of example 1A type
The characteristics of this assembly parts are, every wedge surface on the concavo-convex bottom surface of nut and horizontal plane all with identical tilt angle along level counterclockwise by preceding receding.
The anti-loosening fastening nut and the packing ring of the integrated flexible connection of A type are made up of nut 1 and packing ring 2; Wherein nut 1 is a hexagon nut, end face is the plane regular hexagon, the center is a screw socket, internal chamber wall has screw thread 5, its six side 1-1 are for having equal shape size, in vertical plane, rotate 90 ° of rectangular trapezoidal side wall surfaces, there is a bit of thin-walled straight cylinder 3 that stretches out screw socket under the hollow its bottom surface 4, internal thread on this straight cylinder cavity is connected coupling with internal thread 5 on the nut cavity, and these thin-walled straight cylinder 3 nut outside bottom surfaces 4 are for having six equal shape sizes, along level counterclockwise respectively in each vertical plane by forward direction after toward having a down dip, the tilt angle is 2 °～4 °, be preferably six wedge profile of tooth male and fomale(M﹠F)s that 3 ° wedge surface is formed; Six edges and corners at described nut end face are provided with identical declivity chamfering.
Described packing ring 2 bottoms are circular ring plate 7, and the internal diameter 10 of this its central through bore 9 of circular ring plate 7 back sides is greater than the external diameter 11 of nut bottom surface straight cylinder 3, the sharp bar 8 that is provided with 6 crestal culmination projectioies that is centrosymmetric on the back side of this circular ring plate 7; And on the end face of this circular ring plate 7, has regular hexagon prism with its formation one, the central through bore 9 of this regular hexagon prism is the central through bore of packing ring end face wedge profile of tooth male and female face, its internal diameter is slightly larger than the external diameter 11 of nut bottom surface straight cylinder 3, and six wedge surfaces that tilt in the same way are suitable on the end face shape of this regular hexagon prism and the nut bottom surface 4, the i.e. end face of this regular hexagon prism, wedge profile of tooth male and female face 4 suitable with the nut bottom surface, that constitute by six wedge surfaces.
Described nut 1 and packing ring 2 integrated flexible connections, be meant: thin-walled straight cylinder 3 covers on nut 1 bottom surface 4 are inserted in the central through bore 9 of packing ring, match with the lower end mouth of nut bottom surface straight cylinder 3 expansions by packing ring central through bore 9 up-thin-low-thick oblique inwalls, realize the integrated flexible connection of nut 1 and packing ring 2.
Can on high temperature, high pressure valve body, use, have excellent high temperature resistance, anti-high frequency strong vibration impact capacity, can not rotate, loosening, the harm such as distortion of threading off, safe and reliable.
The anti-loosening fastening nut and the packing ring of the integrated flexible connection of example 2B type
The characteristics of this assembly parts are, every wedge surface on the concavo-convex bottom surface of nut and horizontal plane all with identical tilt angle along level counterclockwise by after turn forward.
The anti-loosening fastening nut of the integrated flexible connection of Type B and packing ring are made up of nut 1 and packing ring 2; Wherein nut 1 is a hexagon nut, end face is the plane regular hexagon, the center is a screw socket, internal chamber wall has screw thread 5, its six side 1-1 are for having equal shape size, in vertical plane, rotate 90 ° of rectangular trapezoidal side wall surfaces, there is a bit of thin-walled straight cylinder 3 that stretches out screw socket under the hollow its bottom surface 4, internal thread on these straight cylinder 3 cavitys is connected coupling with internal thread 5 on nut 1 cavity, and these thin-walled straight cylinder 3 nut outside bottom surfaces 4 are for having six equal shape sizes, along level counterclockwise respectively in each vertical plane by after forward toward having a down dip, the tilt angle is 2 °～4 °, be preferably six wedge profile of tooth male and fomale(M﹠F)s that 3 ° wedge surface is formed; Six edges and corners at described nut end face are provided with identical declivity chamfering.
Described packing ring 2 bottoms are circular ring plate 7, and the internal diameter 10 of this its central through bore 9 of circular ring plate 7 back sides is greater than the external diameter 11 of nut bottom surface straight cylinder 3, the sharp bar 8 that is provided with 6 crestal culmination projectioies that is centrosymmetric on the back side of this circular ring plate 7; And on the end face of this circular ring plate 7, has regular hexagon prism with its formation one, the central through bore 9 of this regular hexagon prism is the central through bore of packing ring end face wedge profile of tooth male and female face, its internal diameter is slightly larger than the external diameter 11 of nut bottom surface straight cylinder 3, and 4 six wedge surfaces that tilt in the same way in the end face shape of this regular hexagon prism and nut bottom surface are suitable, the i.e. end face of this regular hexagon prism is wedge profile of tooth male and female face 4 suitable with the nut bottom surface, that be made of six wedge surfaces.
Described nut 1 and packing ring 2 integrated flexible connections, be meant: thin-walled straight cylinder 3 covers on nut 1 bottom surface 4 are inserted in the central through bore 9 of packing ring 2, match with the lower end mouth of nut bottom surface straight cylinder 3 expansions by packing ring central through bore 9 up-thin-low-thick oblique inwalls, realize the integrated flexible connection of nut 1 and packing ring 2.
Claims (8)
1. the anti-loosening fastening nut of integrated flexible connection and packing ring are made up of nut (1) and packing ring (2), it is characterized in that:
Its end face of described nut (1) is the plane regular hexagon that the hollow screw socket is arranged, its six sides are for having equal shape size, in vertical plane, rotate 90 ° of rectangular trapezoidal side wall surfaces (1-1), there is the one section thin-walled straight cylinder (3) that stretches out screw socket under the hollow its bottom surface (4), internal thread on this straight cylinder (3) cavity is connected coupling with internal thread (5) on nut (1) cavity, and this thin-walled straight cylinder (3) nut outside bottom surface (4) is for having six equal shape sizes, along same horizontal direction of rotation six wedge profile of tooth male and fomale(M﹠F)s that each downward-sloping wedge surface is formed in each vertical plane;
Described packing ring (2) bottom is circular ring plate (7), and the internal diameter of this circular ring plate (7) back side central through bore (9) is greater than the external diameter of nut bottom surface straight cylinder (3), the sharp bar (8) that is provided with several crestal culmination projectioies that is centrosymmetric on the back side of this circular ring plate (7); And on the end face of this circular ring plate (7), has regular hexagon prism with its formation one, the central through bore of this regular hexagon prism is the central through bore (9) of packing ring end face wedge profile of tooth male and female face, its internal diameter (10) is slightly larger than the external diameter (11) of nut bottom surface straight cylinder (3), and last six wedge surfaces that tilt in the same way in the end face shape of this regular hexagon prism and nut bottom surface (4) are suitable, the i.e. end face of this regular hexagon prism, be suitable with nut bottom surface (4), by six wedge profile of tooth male and female faces that wedge surface constituted;
Described nut (1) and the integrated flexible connection of packing ring (2), be meant: thin-walled straight cylinder (3) cover on nut bottom surface (4) is inserted in the central through bore (9) of packing ring (2), the oblique inwall up-thin-low-thick by packing ring central through bore (9) matches with the lower end mouth of nut bottom surface straight cylinder (3) expansion, realizes the integrated flexible connection of nut and packing ring.
2. by described anti-loosening fastening nut of claim 1 and packing ring, it is characterized in that: described along same horizontal direction of rotation, in each vertical plane, the nut bottom surface (4) of downward-sloping six wedge profile of tooth male and fomale(M﹠F)s that each wedge surface constituted, be meant: every wedge surface on the concavo-convex bottom surface of nut (4) and horizontal plane all with identical tilt angle, along level counterclockwise by preceding receding.
3. by described anti-loosening fastening nut of claim 1 and packing ring, it is characterized in that: described along same horizontal direction of rotation, in each vertical plane, the nut bottom surface (4) of downward-sloping six wedge profile of tooth male and fomale(M﹠F)s that each wedge surface constituted, be meant: every wedge surface on the concavo-convex bottom surface of nut (4) and horizontal plane all with identical tilt angle, along level counterclockwise by after turn forward.
4. by described anti-loosening fastening nut of claim 2 and packing ring, it is characterized in that: on the described nut bottom surface (4), the tilt angle of each wedge surface is 2 °～4 °.
5. by described anti-loosening fastening nut of claim 3 and packing ring, it is characterized in that: on the described nut bottom surface (4), the tilt angle of each wedge surface is 2 °～4 °.
6. by claim 4 or 5 described anti-loosening fastening nut and packing rings, it is characterized in that: on the described nut bottom surface (4), the tilt angle of each wedge surface is preferably 3 °.
7. by one of claim 1--5 described anti-loosening fastening nut and packing ring, it is characterized in that: the circular ring plate (7) of described packing ring (2) bottom, the anti-skid sharp bar (8) that is provided with six crestal culmination projectioies that is centrosymmetric at its back side.
8. by described anti-loosening fastening nut of claim 6 and packing ring, it is characterized in that: each edges and corners of described nut (1) end face are provided with identical declivity chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202214229U CN201934479U (en) | 2010-06-10 | 2010-06-10 | Anti-loosening fastening nut and gasket in integrated movable connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202214229U CN201934479U (en) | 2010-06-10 | 2010-06-10 | Anti-loosening fastening nut and gasket in integrated movable connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201934479U true CN201934479U (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202214229U Expired - Lifetime CN201934479U (en) | 2010-06-10 | 2010-06-10 | Anti-loosening fastening nut and gasket in integrated movable connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201934479U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106999261A (en) * | 2014-12-08 | 2017-08-01 | 李旼泳 | The device for preventing the base station of tooth implant from loosening |
| CN109404400A (en) * | 2018-01-29 | 2019-03-01 | 王卫国 | A kind of androgynous reducing derotation fastened by screw component of never becoming loose |
| CN109899367A (en) * | 2019-04-17 | 2019-06-18 | 海盐宏茂五金制品有限公司 | A kind of anti-loosening fastening type flange nut |
-
2010
- 2010-06-10 CN CN2010202214229U patent/CN201934479U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106999261A (en) * | 2014-12-08 | 2017-08-01 | 李旼泳 | The device for preventing the base station of tooth implant from loosening |
| CN109404400A (en) * | 2018-01-29 | 2019-03-01 | 王卫国 | A kind of androgynous reducing derotation fastened by screw component of never becoming loose |
| CN109899367A (en) * | 2019-04-17 | 2019-06-18 | 海盐宏茂五金制品有限公司 | A kind of anti-loosening fastening type flange nut |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110817 Effective date of abandoning: 20121010 |