CN108448286A - A kind of gap elimination part - Google Patents
A kind of gap elimination part Download PDFInfo
- Publication number
- CN108448286A CN108448286A CN201810569258.1A CN201810569258A CN108448286A CN 108448286 A CN108448286 A CN 108448286A CN 201810569258 A CN201810569258 A CN 201810569258A CN 108448286 A CN108448286 A CN 108448286A
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- Prior art keywords
- gap
- seam
- eliminated
- stress
- stress section
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- 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.)
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- 230000008030 elimination Effects 0.000 title abstract description 11
- 238000003379 elimination reaction Methods 0.000 title abstract description 11
- 230000008602 contraction Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003892 spreading Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 206010067484 Adverse reaction Diseases 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
Abstract
The present invention is applied to connector technique field, provides a kind of gap elimination part, which eliminates part and include：Seam is made in the first gap being arranged alternately successively up and seam is made in the second gap up；Seam is made in first gap up and the second gap is made up and stitched respectively by the both ends of gap elimination part, the axial direction that part is eliminated along gap opens up, and the two eliminates part in axial direction not through gap, but in the side wall for extending radially through gap elimination part, in addition, the two has lap in the axial direction.Part is eliminated in gap provided by the invention, and hole axle can be made by realizing close-fitting in the case of interference fit, and can overcome the disadvantages that the gap expanded with heat and contract with cold and brought, not making to be always held at tightening state between hole axle.
Description
Technical field
The present invention relates to connector technique field, more particularly to part is eliminated in a kind of gap.
Background technology
In electrically connected or other mechanical connections occasions, it is frequently encountered the case where hole axle coordinates, in the prior art
In, in order to make hole, axis be fitted close generally use interference fit, however there is many defects for interference fit, such as：1, to matching
The hole of conjunction, the required precision of axis are high, otherwise can it is excessive because of interference volume so that cooperation hole and (or) axis excessive deformation, or even open
Split, or because interference volume it is too small so that cooperation intensity it is weak, loosened so as to cause fit structure；Even if 2, hole axle initial mating
Suitably, hole between centers is also likely to generate gap in use, moreover, once generating gap, gap just can not be eliminated, and cause
Fit structure easily loosens, for example, in the case that expanding with heat and contract with cold, hole axle is according to coefficient of thermal expansion unlike material, it is likely that generates
Gap；Even if hole axle uses when same material, heating or cooling since hole and axis are heated and radiate and different be also likely to generate
Gap (especially in electrical connection occasion, the shape size of hole axle is different, and the fuel factor that electric current generates is different).
Invention content
The object of the present invention is to provide a kind of gaps being connected applied to hole axle to eliminate part, it is intended to be not necessarily to cooperation really up to the mark
Just it can realize immovable fitting between hole axle, and generate gap after avoiding hole axle from being connected and loosen.
The technical scheme is that：A kind of gap elimination part, for hole, the close-fitting connection of axis, part is eliminated in the gap
Including：
Ontology；
Along the through-hole for axially penetrating through the ontology of the ontology；
Seam is made in the first gap for being disposed alternately at described body sidewall up and seam is made in the second gap up；
Wherein, first gap make up seam and second gap make up seam respectively by the both ends of the ontology,
And it axially extending is opened up along described；
Seam is made in first gap up and second gap is made up and is sewn on axially not through the ontology；
Seam is made in first gap up and second gap makes up and is sewn on the radial side wall for running through the ontology；
First gap, which makes up to stitch to make up to stitch with second gap, not to be connected to；
First gap, which makes seam up and makes up to be sewn in the axial direction with second gap, has lap.
Further, in the circumferential direction that part is eliminated in the gap, seam and described second is made in adjacent first gap up
The angle that seam is made in gap up is equal.
Further, first gap makes seam up and makes seam up with second gap and be arranged in parallel.
Further, the ontology is at least divided into two sections along the axial direction, including：
The first stress section for the force deformation of receiving orifice inner wall；
The second stress section for receiving the force deformation of axis outer wall；
The first stress section and the second stress Duan Junneng are in diametric(al) and circumferencial direction contraction or spreading；
The first stress section and the second stress section before stress and deformation will not simultaneously by hole inner wall and axis outside
The force of wall.
Further, the number of at least one is more than 1 in the first stress section and described second stress section the two, and
At least one described second stress section is located between two the first stress sections or at least one described first stress
Section is located between two interior stress sections.
Further, the ontology is divided into three sections, wherein the number of the first stress section is 1, the second stress section
Number be 2.
Further, the first stress section is cylinder ring, and two the second stress sections are the circular cone of same size
Ring；
Wherein, on the direction far from the cylinder ring, the cross sectional radius of the circular cone ring is gradually reduced.
Further, the ontology is divided into three sections, wherein the number of the first stress section is 2, the second stress section
Number be 1.
Further, the first stress section is cylinder ring, and two the second stress sections are the circular cone of same size
Ring；
Wherein, on the direction far from the cylinder ring, the cross sectional radius of the circular cone ring gradually increases.
Further, first gap makes seam up and makes the equal length of seam up with second gap, and between being all higher than
Gap eliminates the half of part length.
Beneficial effects of the present invention are：
(1) part is eliminated when being assembled together with hole, axis in gap provided by the invention, can stress in the circumferential to gap more
Commissure shrinks (or make seam both sides up to gap and support), to fill gap when hole axle cooperation, so just without using mistake
Cooperation of being full of just can realize close-fitting between hole, axis, the requirement in the hole, axis machining accuracy of reduction, reduce production cost, while by
Eliminate between part and hole, axis Elastic Contact always in, gap, then gap eliminate part can make up expand with heat and contract with cold bring it is bad
Reaction, makes to be always held at tightening state between hole, axis.
(2) gap provided by the invention is eliminated part and is arranged using segmented, and gap can be made to eliminate part and coordinating peace with hole axle
In dress there is stronger gap to eliminate ability, keeps the close-fitting of hole axle more secured.
(3) gap provided by the invention eliminates part using the dumbbell shaped design of big at both ends and small in middle or uses centre small in ends
Big drum type design can not only make gap eliminate part stress when with hole, axis cooperation and more balance, and installation is more stable, can be with
User is set to select the gap of respective type to eliminate part according to actual use situation, to facilitate the cooperation with hole, axis to install.
Description of the drawings
Fig. 1 is the overall structure diagram that part is eliminated in a kind of gap provided by the invention；
Fig. 2 is the side schematic view that part is eliminated in a kind of gap provided by the invention；
Fig. 3 is the overall structure diagram that part is eliminated in another gap provided by the invention；
Fig. 4 is the side schematic view that part is eliminated in another gap provided by the invention；
Fig. 5 is the overall structure diagram that part is eliminated in the third gap provided by the invention；
Fig. 6 is the schematic diagram that part and hole axle cooperation installation are eliminated in a kind of gap provided by the invention.
Specific implementation mode
The present invention is further detailed in conjunction with the accompanying drawings below：
Gap provided by the invention is eliminated part and is made of elastic material, can be elastic metallic material, can also be bullet
Property plastics etc., in addition, preferably, in order to convenient for production, gap is eliminated part and is integrally made of same material.
As shown in Figures 1 to 5, part is eliminated in gap provided by the invention, and for hole, the close-fitting connection of axis, which eliminates
Part includes：Ontology 1；Run through the through-hole 2 of ontology 1 along the axial direction (that is, along length direction of ontology 1) of ontology 1；It is disposed alternately at this
Seam 3 is made in first gap of 1 side wall of body up and seam 4 is made in the second gap up；Wherein, seam 3 is made in the first gap up and the second gap is made up
Seam 4 respectively by the both ends of ontology 1, and axially extend and open up；In addition, the first gap makes seam 3 and the second gap up more
Joint close 4 is axial not through ontology 1；Seam 3 is made in first gap up and the second gap makes seam 4 up and runs through ontology 1 radial
Side wall, that is, seam 3 is made in the first gap up and the second gap is made seam 4 up and is connected to through-hole 2；In addition, the first gap make up seam 3 with
It makes seam 4 up and is not connected in the second gap；But seam 3 is made in the first gap up and the second gap makes seam 4 up and has overlapping portion in the axial direction
Point.In the present invention, " the first gap make seam up make seam up with the second gap is not connected to " to refer to that the first gap is made up stitch 3 and the
Seam 4 is made in two gaps, which up, cannot intersect and communicate, i.e. the first gap, which is made seam 3 up and made up with the second gap, stitches 4 and combine and can not make
1 side wall of ontology forms one in the opening for axially penetrating through ontology 1." seam 3 is made in the first gap up and the second gap makes seam 4 up in axial direction
It is upper that there is lap " to refer to that the first gap is made seam 3 up and made up with the second gap stitch 4 and have passed through a certain of 1 side wall of ontology simultaneously
Region, the two is located at the gap in the region and makes the lap that seam part is the two up, than as shown in Fig. 2, between first
Gap makes seam 3 up and the equal length of seam 4 is made in the second gap up, and is all higher than the half that part length is eliminated in gap, and the first gap is more
Joint close 3 do not run through loosen ring one end M and the second gap make up seam 4 do not run through gap eliminate part one end N between area
Domain is the region of the two while process, and the two is located at the gap in the region and makes the lap that seam is the two up, that is, figure
It is the lap that seam 3 is made in the first gap up and seam 4 is made in the second gap up that the middle intersegmental gaps of Mn, which make seam up and make seam up with the intersegmental gaps of mN,.
Part is eliminated in gap provided by the invention, and structure annular in shape, the outer wall of cricoid ontology 1 can be contacted with hole on the whole,
Inner wall (i.e. the side wall of through-hole 2) can be contacted with axis, make seam 1 and the second gap up since 1 side wall of ontology is provided with the first gap
Make seam 4 up, thus after 1 stress of ontology can in the circumferential to gap more commissure shrink (or to gap make up seam two side stays
), due to gap caused by size difference when can fill up hole axle cooperation, to realize the tight fit of hole axle, such nothing
It needs hole axle interference fit just can realize the close-fitting between hole, axis, reduces the requirement of device to hole, axis machining accuracy, not only increase life
Efficiency is produced, production cost is also reduced.In addition, after eliminating part, hole, axis three realization close-fitting due to gap, gap is eliminated at part
In contraction or softened state, therefore gap eliminates part and can make up the adverse reaction expanded with heat and contract with cold and brought, and three is made to remain tight
Contact, to make to be always held at tightening state between hole axle cooperation.
In addition, part is eliminated in gap provided by the invention, seam 3 is made in the first gap up and the second gap make the number of seam 4 up can
With identical, the number of the two can be 1,2 or multiple；It should be understood that elimination part in gap provided by the invention, first
Seam 3 is made in gap up and the second gap is made the number of seam 4 up and be can also be different, but as long as with first gap being arranged alternately
Make up seam 3 and second gap make seam 4 up, then entire gap eliminate part will the deformation after stress, so that hole, axis is protected always
It holds in stress, and then plays and fasten anti-loose effect.
In the present embodiment, all gaps make seam (i.e. making the summation that seam makes seam up with the second gap up in the first gap) up uniformly
It is opened in the side wall of ontology 1, that is, in the circumferential direction that part is eliminated in gap, the first adjacent gap is made seam 3 up and made up with the second gap
Angle between seam 4 is identical, can make gap elimination part uniform in circumferential deformation quantity in this way, and then gap is made to eliminate part deformation
Aperture after, the uniform force application of axis, avoid discontinuity device to hole, axis from damaging.Further, the first gap make up seam 3 with
Second gap is made seam up and 4 is arranged in parallel, i.e., the angle that seam 3 is made in the first adjacent gap up and the second gap is made up between seam 4 is
Zero degree makes gap eliminate part more uniform in circumferential deformation quantity.Further, part is eliminated in gap provided by the invention, the
One gap make up seam 3 with the second gap make up seam 4 equal length, gap eliminate part wall thickness it is also equal, and gap elimination part
Can by one perpendicular to gap eliminate part axis plane be divided into mutually symmetrical with two parts, further gap can be made to disappear in this way
Except the deformation quantity of part is uniform.
In the present embodiment, ontology 1 is at least divided into two sections in an axial direction, including：It is contacted for the inner wall with hole, in receiving orifice
Wall exerts a force, and then generates the first stress section 11 of deformation, for receiving the contact of axis outer wall, to receive axis outer wall force, and then shape
The the second stress section 12 become；Wherein, the first stress section 11 and the second stress section 12 can be shunk in diametric(al) and circumferencial direction
Or spreading；Moreover, the first stress section 11 and the second stress section 12 will not be simultaneously by hole inner wall and axis outer walls before deformation
Force, as shown in fig. 6, the distance of the outer wall and inner wall of the first stress section apart from axis be all higher than the outer wall of the second stress section with
And distance of the inner wall apart from axis, when such gap elimination part, hole, axis three start cooperation, the first stress section only connects with hole wall
Stress (i.e. only by hole inward pressure A) is touched, the second stress section is only with axis contact i.e. only by the outside pressure B of axis), in this way
It can ensure that gap elimination part can be with stress deformation in hole axle cooperation, and deformation quantity bigger can be made so that eliminate part in gap
The ability for filling hole between centers gap is stronger, after the close-fitting to make hole axle more securely.
As shown in figure 5, in a kind of specific implementation mode of the present embodiment, ontology is divided into two sections, 11 He of the first stress section
The number of second stress section 12 is 1, wherein the first stress section 11 is a circular cone ring, the second stress section 12 is a cylinder ring,
And on the direction far from cylinder ring, the cross sectional radius of circular cone ring gradually increases, i.e., it is small by one in one end that part is eliminated in entire gap
The big horn-like structure in end.
In the present embodiment, the number of at least one is more than 1 in 12 the two of the first stress section 11 and the second stress section, and extremely
It is few that there are one the second stress sections 12 between two the first stress sections 11 or at least one first stress section 11 is located at two
Between a interior stress section 12, gap can be made to eliminate part stress in this way and more balanced, installation is more stable.
As depicted in figs. 1 and 2, in a kind of specific implementation mode of the present embodiment, it is three sections that ontology 1, which divides, wherein first
The number of stress section 11 is 1, and the number of the second stress section 12 is 2, it should be understood that, this three sections connect successively, and the first stress
Section 11 is located among two the second stress sections 12.Further, in the present embodiment, the first stress section 11 be cylinder ring, two
A second stress section 12 is the circular cone ring of same size, wherein on the direction far from cylinder ring, the cross section half of circular cone ring
Diameter is gradually reduced, that is, it is in drum like structure broad in the middle small in ends that part is eliminated in entire gap.
As shown in Figure 3 and Figure 4, in the another embodiment of the present embodiment, ontology 1 is also classified into three sections, wherein first
The number of stress section 11 is 2, and the number of the second stress section 12 is 1.Further, 11 sections of the first stress is cylinder ring, two the
Two stress sections 12 are the circular cone ring of same size；Wherein, on the direction far from cylinder ring, the cross sectional radius of circular cone ring by
It is cumulative big, that is, to eliminate the dumbbell structure that part is in big at both ends and small in middle in entire gap.
Drum type in above-described embodiment and dumbbell shaped design be gap eliminate two kinds of conventional design modes of part so as to
Family selects, and facilitates installation.Such as it is (especially also small in the diameter of axle when aperture is less than the somewhere cross section outer diameter of the first stress section
When the cross sectional inner diameter of the second stress section), it is preferable to use part is eliminated in drum type gap, part set first is eliminated into cydariform gap when use
It is located on axis, is then reloaded into hole；When the diameter of axle is less than the somewhere cross sectional inner diameter of the second stress section (especially at aperture
Place more than the first stress section cross section outer diameter when), it is preferable to use part is eliminated in dumbbell shaped gap, first by dumbbell shaped gap when use
It eliminates in part load hole, then inserts a shaft into gap and eliminate in the hole of part.
It is the internal diameter of the end face of circular cone ring, outer in circular cone ring and cylinder ring junction in addition, in several of the above embodiments where
Diameter is equal with the internal diameter of cylinder ring, outer diameter respectively.In addition, in the above-described embodiments, gap eliminates part and is all made of two sections or three sections
Formula designs, can not only ensure hole, axis tight fit, and the structure for making entire gap eliminate part is simple, saves material cost.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the invention as claimed with
Modification, should all belong to the covering scope of the claims in the present invention.
Claims (10)
1. part is eliminated in a kind of gap, for hole, the close-fitting connection of axis, which is characterized in that eliminate part and include in the gap：
Ontology；
Along the through-hole for axially penetrating through the ontology of the ontology；
Seam is made in the first gap for being disposed alternately at described body sidewall up and seam is made in the second gap up；
Wherein, first gap make seam up and second gap make up seam respectively by the both ends of the ontology, and edge
Described axially extending open up；
Seam is made in first gap up and second gap is made up and is sewn on axially not through the ontology；
Seam is made in first gap up and second gap makes up and is sewn on the radial side wall for running through the ontology；
First gap, which makes up to stitch to make up to stitch with second gap, not to be connected to；
First gap, which makes seam up and makes up to be sewn in the axial direction with second gap, has lap.
2. part is eliminated in gap as described in claim 1, which is characterized in that adjacent in the circumferential direction that part is eliminated in the gap
It is equal with the angle that seam is made in second gap up that seam is made in first gap up.
3. part is eliminated in gap as claimed in claim 2, which is characterized in that make seam and second gap up in first gap
Seam is made up to be arranged in parallel.
4. part is eliminated in gap as described in claim 1, which is characterized in that make seam and second gap up in first gap
Make the equal length of seam up.
5. part is eliminated in gap as described in claim 1, which is characterized in that the ontology is at least divided into two sections along the axial direction,
Including：
The first stress section for the force deformation of receiving orifice inner wall；
The second stress section for receiving the force deformation of axis outer wall；
The first stress section and the second stress Duan Junneng are in diametric(al) and circumferencial direction contraction or spreading；
The first stress section and the second stress section will not be simultaneously by hole inner wall and axis outer walls before stress and deformation
Force.
6. part is eliminated in gap as claimed in claim 5, which is characterized in that the first stress section and the second stress section two
The number of at least one is more than 1 in person, and at least one described second stress section be located at two the first stress sections it
Between or at least one described first stress section be located between two interior stress sections.
7. part is eliminated in gap as claimed in claim 6, which is characterized in that the ontology is divided into three sections, wherein described first by
The number of power section is 1, and the number of the second stress section is 2.
8. part is eliminated in gap as claimed in claim 7, which is characterized in that the first stress section is cylinder ring, described in two
Second stress section is the circular cone ring of same size；
Wherein, on the direction far from the cylinder ring, the cross sectional radius of the circular cone ring is gradually reduced.
9. part is eliminated in gap as claimed in claim 6, which is characterized in that the ontology is divided into three sections, wherein described first by
The number of power section is 2, and the number of the second stress section is 1.
10. part is eliminated in gap as claimed in claim 9, which is characterized in that the first stress section is cylinder ring, described in two
Second stress section is the circular cone ring of same size；
Wherein, on the direction far from the cylinder ring, the cross sectional radius of the circular cone ring gradually increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569258.1A CN108448286B (en) | 2018-06-05 | 2018-06-05 | Gap eliminating piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569258.1A CN108448286B (en) | 2018-06-05 | 2018-06-05 | Gap eliminating piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108448286A true CN108448286A (en) | 2018-08-24 |
| CN108448286B CN108448286B (en) | 2023-11-17 |
Family
ID=63206030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810569258.1A Active CN108448286B (en) | 2018-06-05 | 2018-06-05 | Gap eliminating piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108448286B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271384A (en) * | 2020-01-15 | 2020-06-12 | 上海克兰传动设备有限公司 | Wind power locking disc |
| JP2022547894A (en) * | 2019-11-25 | 2022-11-16 | ハンオン システムズ | Arrangement for connecting electrical connections for a compressor drive, compressor drive, and method of installing the arrangement |
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|---|---|---|---|---|
| CN1618148A (en) * | 2002-01-18 | 2005-05-18 | Adc电信股份有限公司 | Triaxial connector including cable clamp |
| CN101288206A (en) * | 2005-07-02 | 2008-10-15 | 泰瑞达公司 | Connector-to-pad printed circuit board translator and method of fabrication |
| DE102009046150A1 (en) * | 2009-10-29 | 2011-05-05 | Robert Bosch Gmbh | Contact testing device for starters |
| CN106877040A (en) * | 2017-03-22 | 2017-06-20 | 张逸菲 | Fastening current socket in reed pipe internal-welded type |
| CN208797224U (en) * | 2018-06-05 | 2019-04-26 | 深圳乔合里科技股份有限公司 | A kind of gap elimination part |
-
2018
- 2018-06-05 CN CN201810569258.1A patent/CN108448286B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1618148A (en) * | 2002-01-18 | 2005-05-18 | Adc电信股份有限公司 | Triaxial connector including cable clamp |
| CN101288206A (en) * | 2005-07-02 | 2008-10-15 | 泰瑞达公司 | Connector-to-pad printed circuit board translator and method of fabrication |
| DE102009046150A1 (en) * | 2009-10-29 | 2011-05-05 | Robert Bosch Gmbh | Contact testing device for starters |
| CN106877040A (en) * | 2017-03-22 | 2017-06-20 | 张逸菲 | Fastening current socket in reed pipe internal-welded type |
| CN208797224U (en) * | 2018-06-05 | 2019-04-26 | 深圳乔合里科技股份有限公司 | A kind of gap elimination part |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022547894A (en) * | 2019-11-25 | 2022-11-16 | ハンオン システムズ | Arrangement for connecting electrical connections for a compressor drive, compressor drive, and method of installing the arrangement |
| CN111271384A (en) * | 2020-01-15 | 2020-06-12 | 上海克兰传动设备有限公司 | Wind power locking disc |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108448286B (en) | 2023-11-17 |
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