CN110469574A - A kind of composite-gasket - Google Patents
A kind of composite-gasket Download PDFInfo
- Publication number
- CN110469574A CN110469574A CN201910801599.1A CN201910801599A CN110469574A CN 110469574 A CN110469574 A CN 110469574A CN 201910801599 A CN201910801599 A CN 201910801599A CN 110469574 A CN110469574 A CN 110469574A
- Authority
- CN
- China
- Prior art keywords
- washers
- washer
- nut
- fixed block
- rubber ring
- 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.)
- Granted
Links
- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 206010058109 Hangnail Diseases 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000006641 stabilisation Effects 0.000 description 6
- 238000011105 stabilization Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000005498 polishing Methods 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
- F16B37/00—Nuts or like thread-engaging members
-
- 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
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention belongs to lock washer technical field, specifically a kind of composite-gasket, including No.1 washer, No. two washers and outer sawtooth, No. two washers are fixedly connected on the inside of No.1 washer, and the outer surface package of No. two washers is covered with rubber layer；The outer sawtooth is uniformly fixedly connected on the edge outer surface of No.1 washer by lengthened plate；The inside of No. two washers offers extrusion chamber, and rubber ring is slidably connected in the upper wall of No. two washers, uniformly slidably connects fixed block in the lower wall of No. two washers；The inside of the rubber ring is located in extrusion chamber；The inside of the fixed block is located in extrusion chamber, and the inner end of fixed block is connected by the inner surface of spring and rubber ring；Present invention is mainly used for solve the problem of to be limited used in fixation that external teeth serrated lock washer in the prior art is played when being attached connector and nut and the inside of external teeth serrated lock washer can not carry out efficient association with screw and improve locking effect to reach.
Description
Technical field
The invention belongs to lock washer technical field, specifically a kind of composite-gasket.
Background technique
External teeth serrated lock washer parts product is mainly used for the fields such as Aeronautics and Astronautics and steamer, the material of this part
65Mn is generallyd use, thick material is usually 0.5mm.Since this part is high to locking property and shape, size, quality requirement,
Must be produced by mold, general processing technology are as follows: blanking → pincers worker punch wire hole → wire cutting shape and inner hole → knob at
Shape → pincers worker fit and polishing hurt print → heat treatment and reach HRC40~50 → oxidation or Zincing passivation.Since outer sawtooth is locked
The excellent performance of tight washer, so people are often used external teeth serrated lock washer for improving connector and nut in present life
Between bonding strength, it is ensured that the connective stability of connector, but existing external teeth serrated lock washer when being attached without
It is associated between method and screw, causes to play the role of also suffering from certain limitation.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of composite-gasket proposed by the present invention.It is existing present invention is mainly used for solving
It is limited used in the fixation for thering is the external teeth serrated lock washer in technology to play when being attached to connector and nut, and outer sawtooth
The inside of lock washer can not carry out efficient association with screw to reach the problem of improving locking effect.
The technical solution adopted by the present invention to solve the technical problems is: a kind of composite-gasket of the present invention, including
No.1 washer, No. two washers and outer sawtooth, No. two washers are fixedly connected on the inside of No.1 washer, the appearance of No. two washers
Bread, which wraps, is stamped rubber layer；The outer sawtooth is uniformly fixedly connected on the edge outer surface of No.1 washer by lengthened plate；Institute
The inside for stating No. two washers offers extrusion chamber, and rubber ring, the lower wall of No. two washers are slidably connected in the upper wall of No. two washers
In uniformly slidably connect fixed block；The inside of the rubber ring is located in extrusion chamber；The inside of the fixed block is located at extruding
Intracavitary, the inner end of fixed block is connected by the inner surface of spring and rubber ring；When being attached to connector by nut,
The lower surface for being placed on nut on one side of rubber ring can will be had, and the outer of connector will be placed on one side with fixed block
Be attached on surface, when pressure of the No.1 washer by nut, on the outside of outer sawtooth i.e. can inlay card into connector
Portion is realized to the stabilization between the fixation and connector of nut, because slidably connecting rubber ring in the upper wall of No. two washers, so
Because the presence of rubber ring can to connect between No.1 washer and nut more firm after the completion of connection, avoid with using
The increase of time causes nut sliding to reduce the stabilization between connector, while because being uniformly slidably connected in the lower wall of No. two washers
There is fixed block, so because the frictional force between fixed block and connector is the fixing-stable that can ensure that nut after the completion of connection
Property.
The inward flange of the rubber layer is provided with arc convex；The arc convex is set as helical form；When passing through nut
When connector is fixed, because the inward flange of rubber layer is provided with arc convex, and arc convex is set as helical form, so
When being locked to nut, because the presence of arc convex will increase No. two frictional force between washer and screw, substantially mention
Connective stability between high nut and No.1 washer, and because arc convex is set as helical form, so passing through screw to spiral shell
Screw may make to be easier to tighten when mother is fixed.
The inside of the arc convex offers expansion chamber；When nut is fixed by screw, because of arc convex
Inside offer expansion chamber, i.e., screw can squeeze arc convex in rundown process, greatly improve table in rubber layer
The contact area and frictional force in face and screw ensure to avoid connecting with using the increase screw of time will not fall off
The connective stability of part is affected.
It is set as interconnecting state by connecting hole between the expansion chamber；When screw is when being fixed nut,
Because being set as interconnecting state between expansion chamber by connecting hole, so tightening that degree is increasing to be made with screw
By the air extrusion in the expansion chamber of upper end into the expansion chamber of lower end so that screw can be gradually increased in rundown process and rubber
The frictional force of glue-line inner wall greatly improves the bonding strength between screw and No. two washers.
The middle part expansion chamber is connected to the extrusion chamber of No. two bead interiors；When screw is when being fixed nut, because
The expansion chamber at middle part is connected to the extrusion chamber of No. two bead interiors, so being reached to a certain degree in expansion chamber by the pressure of screw
The air pressure in extrusion chamber can be made to increase afterwards, i.e., the rubber ring and fixed block that are connected by spring be squeezed, so that one
Bonding strength number between washer and connector and nut increases substantially.
The lower surface of the fixed block is uniformly fixedly connected with clamping hangnail；When fixed block by gas pressure outward with
When connector fits closely, because the lower surface of fixed block is uniformly fixedly connected with clamping hangnail, so moving down with fixed block
It can be clamped hangnail inlay card into connector, cooperating the outer sawtooth in outside to realize secondary locking, greatly improve nut and company
Bonding strength between fitting.
Beneficial effects of the present invention are as follows:
1., can be by being placed under nut on one side with rubber ring when being attached to connector by nut
Surface, and will be attached with being placed on the outer surface of connector on one side for fixed block, when No.1 washer is by nut
When pressure, on the outside of outer sawtooth i.e. can inlay card into the inside of connector, realize to steady between the fixation and connector of nut
It is fixed, because slidably connecting rubber ring in the upper wall of No. two washers, so because the presence of rubber ring can make after the completion of connection
Connected between No.1 washer and nut it is more firm, avoid with use the increase of time cause nut sliding reduce connector it
Between stabilization, while because uniformly slidably connecting fixed block in the lower wall of No. two washers, so because of fixed block after the completion of connection
Frictional force between connector is the stability maintenance that can ensure that nut.
2. when connector is fixed by nut, because the inward flange of rubber layer is provided with arc convex, and arc
Protrusion is set as helical form, so when being locked to nut, because the presence of arc convex will increase No. two washers and spiral shell
Frictional force between nail greatly improves the connective stability between nut and No.1 washer, and because arc convex is set as spiral
Shape, so may make screw to be easier to tighten when nut is fixed by screw.
3. because the inside of arc convex offers expansion chamber, i.e. screw is being twisted when nut is fixed by screw
Arc convex can be squeezed during tight, greatly improve the contact area and frictional force of rubber layer inner surface and screw, i.e.,
Ensure that the connective stability for avoiding connector is affected with using the increase screw of time will not fall off.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is side view of the invention；
Fig. 3 is the structural schematic diagram of No. two washers in Fig. 1 of the present invention；
In figure: No.1 washer 1, No. two washers 2, rubber layer 21, extrusion chamber 22, rubber ring 23, fixed block 24, arc convex
25, expansion chamber 26 is clamped hangnail 27, outer sawtooth 3, lengthened plate 31.
Specific embodiment
It is carried out using a kind of composite-gasket of Fig. 1-Fig. 3 to an embodiment of the present invention as described below.
As shown in Figure 1-Figure 3, a kind of composite-gasket of the present invention, including 1, No. two washer 2 of No.1 washer and outer saw
Tooth 3, No. two washers 2 are fixedly connected on the inside of No.1 washer 1, and the outer surface package of No. two washers 2 is covered with rubber layer
21；The outer sawtooth 3 is uniformly fixedly connected on the edge outer surface of No.1 washer 1 by lengthened plate 31；No. two washers 2
Inside offers extrusion chamber 22, slidably connects rubber ring 23 in the upper wall of No. two washers 2, in the lower wall of No. two washers 2 uniformly
Slidably connect fixed block 24；The inside of the rubber ring 23 is located in extrusion chamber 22；The inside of the fixed block 24 is located at crowded
It presses in chamber 22, the inner end of fixed block 24 is connect by spring with the inner surface of rubber ring 23；When to connector by nut into
When row connection, the lower surface for being placed on nut on one side of rubber ring can will be had, and the one side with fixed block 24 is placed
Be attached on the outer surface of connector, when pressure of the No.1 washer 1 by nut, on the outside of outer sawtooth 3 can block
The inside of connector is imbedded, is realized to the stabilization between the fixation and connector of nut, because of the company of sliding in the upper wall of No. two washers 2
It is connected to rubber ring 23, so because the presence of rubber ring 23 is that can to connect between No.1 washer 1 and nut after the completion of connection
It is more firm, it avoids with using increases of time that nut sliding is caused to reduce the stabilization between connector, while because of No. two pads
Fixed block 24 is uniformly slidably connected in the lower wall of circle 2, so because of rubbing between fixed block 24 and connector after the completion of connection
Wiping power is the stability maintenance that can ensure that nut.
The inward flange of the rubber layer 21 is provided with arc convex 25；The arc convex 25 is set as helical form；When logical
When crossing nut connector being fixed, because the inward flange of rubber layer 21 is provided with arc convex 25, and arc convex 25 is arranged
For helical form, so when being locked to nut, because the presence of arc convex 25 will increase between No. two washers 2 and screw
Frictional force, greatly improve the connective stability between nut and No.1 washer 1, and because arc convex 25 is set as helical form,
So may make screw to be easier to tighten when nut is fixed by screw.
The inside of the arc convex 25 offers expansion chamber 26；When nut is fixed by screw, because of arc
The inside of protrusion 25 offers expansion chamber 26, i.e. screw can squeeze arc convex 25 in rundown process, greatly improves
The contact area and frictional force of 21 inner surface of rubber layer and screw ensure with using the increase screw of time will not fall off,
The connective stability for avoiding connector is affected.
It is set as interconnecting state by connecting hole between the expansion chamber 26；When screw is fixed to nut
When, because being set as interconnecting state between expansion chamber 26 by connecting hole, so with screw to tighten degree increasing
Can it make the air extrusion in upper end expansion chamber 26 into the expansion chamber 26 of lower end, so that screw can be by rundown process
The cumulative frictional force greatly with 21 inner wall of rubber layer, that is, greatly improve the bonding strength between screw and No. two washers 2.
The middle part expansion chamber 26 is connected to the extrusion chamber 22 inside No. two washers 2；When screw is fixed to nut
When, because the expansion chamber 26 at middle part is connected to the extrusion chamber 22 inside No. two washers 2, so the pressure in expansion chamber 26 by screw
Reach can make the air pressure in extrusion chamber 22 increase afterwards to a certain degree, i.e., to the rubber ring 23 and fixed block connected by spring
24 are squeezed, so that the bonding strength between No.1 washer 1 and connector and nut increases substantially.
The lower surface of the fixed block 24 is uniformly fixedly connected with clamping hangnail 27；When fixed block 24 by gas pressure to
When outside and connector fit closely, because the lower surface of fixed block 24 is uniformly fixedly connected with clamping hangnail 27, so with solid
Determining moving down for block 24 can be clamped 27 inlay card of hangnail into connector, cooperating the outer sawtooth 3 in outside to realize secondary locking, greatly
Width improves the bonding strength between nut and connector.
Specific workflow is as follows:
When being attached to connector by nut, the following table for being placed on nut on one side of rubber ring can will be had
Face, and will be attached with being placed on the outer surface of connector on one side for fixed block 24, when No.1 washer 1 is by nut
When pressure, on the outside of outer sawtooth 3 i.e. can inlay card into the inside of connector, realize to steady between the fixation and connector of nut
It is fixed, because slidably connecting rubber ring 23 in the upper wall of No. two washers 2, so because the presence of rubber ring 23 is meeting after the completion of connection
So that connecting more firm between No.1 washer 1 and nut, avoid connecting with using the increase of time that nut sliding is caused to reduce
Stabilization between fitting, while because uniformly slidably connecting fixed block 24 in the lower wall of No. two washers 2, so after the completion of connection
Because the frictional force between fixed block 24 and connector is the stability maintenance that can ensure that nut, connector is carried out when passing through nut
When fixed, because the inward flange of rubber layer 21 is provided with arc convex 25, and arc convex 25 is set as helical form, so to spiral shell
When mother locks, because the presence of arc convex 25 is the frictional force that will increase between No. two washers 2 and screw, spiral shell is greatly improved
Connective stability between female and No.1 washer 1, and because arc convex 25 is set as helical form, so passing through screw to nut
Screw may make to be easier to tighten when being fixed.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (6)
1. a kind of composite-gasket, including No.1 washer (1), No. two washers (2) and outer sawtooth (3), it is characterised in that: described No. two
Washer (2) is fixedly connected on the inside of No.1 washer (1), and the outer surface package of No. two washers (2) is covered with rubber layer (21)；Institute
State the edge outer surface that outer sawtooth (3) are uniformly fixedly connected on No.1 washer (1) by lengthened plate (31)；No. two washers
(2) inside offers extrusion chamber (22), slidably connects in the upper wall of No. two washers (2) rubber ring (23), No. two washers (2)
Lower wall in uniformly slidably connect fixed block (24)；The inside of the rubber ring (23) is located in extrusion chamber (22)；It is described solid
The inside for determining block (24) is located in extrusion chamber (22), and the inner end of fixed block (24) is connected by spring and the inner surface of rubber ring (23)
It connects.
2. a kind of composite-gasket according to claim 1, it is characterised in that: the inward flange of the rubber layer (21) is provided with
Arc convex (25)；The arc convex (25) is set as helical form.
3. a kind of composite-gasket according to claim 2, it is characterised in that: the inside of the arc convex (25) offers
Expansion chamber (26).
4. a kind of composite-gasket according to claim 3, it is characterised in that: pass through connecting hole between the expansion chamber (26)
It is set as interconnecting state.
5. a kind of composite-gasket according to claim 2, it is characterised in that: the middle part expansion chamber (26) and No. two washers
(2) internal extrusion chamber (22) connection.
6. a kind of composite-gasket according to claim 1, it is characterised in that: the lower surface of the fixed block (24) is uniformly solid
Surely it is connected with clamping hangnail (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910801599.1A CN110469574B (en) | 2019-08-28 | 2019-08-28 | Composite washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910801599.1A CN110469574B (en) | 2019-08-28 | 2019-08-28 | Composite washer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110469574A true CN110469574A (en) | 2019-11-19 |
| CN110469574B CN110469574B (en) | 2021-03-05 |
Family
ID=68512450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910801599.1A Active CN110469574B (en) | 2019-08-28 | 2019-08-28 | Composite washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110469574B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9407821D0 (en) * | 1993-04-24 | 1994-06-15 | Rubery Owen Rockwell Ltd | Lock washers |
| JPH0814244A (en) * | 1994-06-28 | 1996-01-16 | Sumiko Uchida | Chuck washer and screw tightening structure |
| JP2007024299A (en) * | 2005-07-11 | 2007-02-01 | Takeshi Maeda | Spring washer |
| CN203979092U (en) * | 2014-06-24 | 2014-12-03 | 衢州市鸿奥五金有限公司 | A kind of anti-loose pad |
| CN105650095A (en) * | 2014-10-09 | 2016-06-08 | 遵义遵宏螺杆厂 | Pre-tightening bolt assembly |
| CN207018336U (en) * | 2017-05-18 | 2018-02-16 | 优品精密橡胶零件（东莞）有限公司 | The silicone rubber pad of located lateral |
| CN209294223U (en) * | 2018-12-07 | 2019-08-23 | 浙江聚力智能机械设备有限公司 | A kind of hardware spring shim |
-
2019
- 2019-08-28 CN CN201910801599.1A patent/CN110469574B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9407821D0 (en) * | 1993-04-24 | 1994-06-15 | Rubery Owen Rockwell Ltd | Lock washers |
| JPH0814244A (en) * | 1994-06-28 | 1996-01-16 | Sumiko Uchida | Chuck washer and screw tightening structure |
| JP2007024299A (en) * | 2005-07-11 | 2007-02-01 | Takeshi Maeda | Spring washer |
| CN203979092U (en) * | 2014-06-24 | 2014-12-03 | 衢州市鸿奥五金有限公司 | A kind of anti-loose pad |
| CN105650095A (en) * | 2014-10-09 | 2016-06-08 | 遵义遵宏螺杆厂 | Pre-tightening bolt assembly |
| CN207018336U (en) * | 2017-05-18 | 2018-02-16 | 优品精密橡胶零件（东莞）有限公司 | The silicone rubber pad of located lateral |
| CN209294223U (en) * | 2018-12-07 | 2019-08-23 | 浙江聚力智能机械设备有限公司 | A kind of hardware spring shim |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110469574B (en) | 2021-03-05 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210127 Address after: 315410 Zhangting Town Industrial Park, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Zhejiang Jieneng Auto Parts Co.,Ltd. Address before: 5 / F, building 2, No.1 Chunjiang Road, Xiaoshan Economic Development Zone, Hangzhou City, Zhejiang Province Applicant before: Zhu Jinqiang |
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| GR01 | Patent grant |