CN1590781A - Jointing device - Google Patents
Jointing device Download PDFInfo
- Publication number
- CN1590781A CN1590781A CNA2004100832894A CN200410083289A CN1590781A CN 1590781 A CN1590781 A CN 1590781A CN A2004100832894 A CNA2004100832894 A CN A2004100832894A CN 200410083289 A CN200410083289 A CN 200410083289A CN 1590781 A CN1590781 A CN 1590781A
- Authority
- CN
- China
- Prior art keywords
- spline part
- connecting bolt
- hole
- bolt
- connection set
- 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
- 238000012856 packing Methods 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- 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
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Joining Of Building Structures In Genera (AREA)
- Connection Of Plates (AREA)
Abstract
To connect a plurality of members 1 and 2 to be fastened with one connecting bolt 14, preventing turning of the members 1 and 2 to be fastened in relation to each other, at low cost. The members 1 and 2 to be fastened are provided with square through holes 10 and 11. A turn-stopper 12 is fitted in the through holes 10 and 11, and the connection bolt 14 is passed through the turn-stopper 12. Since the periphery of the turn-stopper 12 is formed into a square shape, the turn-stopper 12 is engaged to hinder the turn thereof in relation to the through holes 10 and 11.
Description
Technical field
The present invention relates to be fastenedly connected the connection set of a plurality of object members with connecting bolt and nut.
Background technique
If connect a plurality of connecting object members, then can when reducing required connecting bolt and nut quantity, be fastenedly connected with a bolton.
At this moment, if employing hexagon head bolts etc. are as connecting bolt, the connecting object member is that axis of rotation rotates relatively sometimes with the connecting bolt, but in existing for example patent documentation 1 a kind of device has been shown, it is stoping the connecting object counterrotating while of member to be fastenedly connected with a connecting bolt as connection set.
That is, be equivalent on two plates 1,2 of connecting object member rectangular hole 3 to be set, 4, simultaneously, two plates 1 are inserted on the flat column top 6 of connecting bolt 5, in 2 the rectangular hole 3,4, because two plates 1,2 bolt hole 3,4th, the top 6 of rectangular and connecting bolt 5 is flat columns, connecting bolt 5 is with respect to two plates 1,2 states that can not rotate are embedded in two plates 1,2, by means of connecting bolt 5, two plates 1,2 can not be fastened togather with the relative rotation.
When adopting existing connection set,, be disadvantageous at economic aspect owing to must be so-called root bolt with connecting bolt with flat column top.And, if the wall thickness of connecting object member is not simultaneously, it is long outstanding and can not be fastening for top does not take place from the connecting object member, perhaps, top is too short to be left from a part of connecting object member and can not stop the rotation of connecting object member, must make top change to suitable length, at this moment, must change whole bolt, this can cause unfavorable at economic aspect.
Summary of the invention
The objective of the invention is to, a kind of connection set is provided, low price again with relatively rotating when not connecting the connecting object member with a bolt.
For realizing this purpose, this the 1st invention is a kind of connection set, it is fastenedly connected a plurality of connecting object members with connecting bolt and nut, and constitute like this, on aforementioned a plurality of connecting object members, form through hole, with not rotatable state insertable spline part is arranged in the aforementioned through-hole, and aforementioned bolt connects this spline part.
That is to say, because the spline part is embedded in the through hole of a plurality of connecting object members with the state that can not rotate, connecting bolt connects the spline part, is fastenedly connected a plurality of connecting object members, by means of the spline part, a plurality of connecting object members are engaging in relative rotation not, is fastened together with connecting bolt.Like this, even adopt hexagon head bolt etc. not possess bolt as the special locking device on flat column top as connecting bolt, also can not in relative rotation state be fastenedly connected a plurality of connecting object members.And when the wall thickness of connecting object member not simultaneously, in order to make the spline part long and not outstanding from the connecting object member, and it is too short and do not get loose from a part of connecting object member, though must make the spline part become suitable length, but as connecting bolt, even some is long also can be fastenedly connected, exist the situation that need not become the different situations of length.
Therefore, according to this 1st invention, can enough connecting bolts not in relative rotation state a plurality of connecting object members are fastenedly connected, do not possess the bolt of special locking device as connecting bolt and adopt simultaneously, even the wall thickness of connecting object member is not simultaneously, also there is no need to become the different situation of length, so can accomplish cheapness.
According to this 2nd invention, aforementioned spline part is provided with weak point (weakened portion), utilize the fastening force of aforementioned connecting bolt and nut that aforementioned spline part is pressed in the aforementioned through-hole, aforementioned spline part necking deformation, extruding are installed in the aforementioned through-hole.
That is to say, after being over connecting bolt is fastening,, because should be loosening, between connecting object member and spline part, just occur the gap easily if between through hole and spline part, exist looseningly.To this, along with the connecting object member is fastened, because connecting bolt and the fastening force of nut and the weak point of spline part, the spline part just is pressed into through hole and the necking deformation extruding is installed in the through hole.Like this, because the extruding of spline part is just very close to each other between the connecting object member of fastened connection and the spline part.
According to this 3rd invention, between aforementioned connecting bolt and aforementioned spline part, clamping close device is set, along with making aforementioned connecting bolt run through aforementioned spline part, this clamping close device makes the not engaging of aforementioned connecting bolt and aforementioned spline part with relatively rotating.
That is to say that if make connecting bolt connect the spline part, connecting bolt and spline part just utilize not engaging in relative rotation of clamping close device thereupon.Like this, when being fastenedly connected the connecting object member, can not carry out rotationally in that connecting bolt is fixed on the nut carrying out fastening operation in the spline supporting.
Thereby,, connecting bolt discord nut is carried out the spline supporting jointly rotatably by the connecting object member when, can carry out attended operation, and can be fastenedly connected simply and effectively according to this 2nd invention.
According to this 4th invention, aforementioned weak point is formed by the groove parallel with the axis direction of aforementioned connecting bolt.By forming aforementioned weak point, can easily form aforementioned weak point by the groove that is arranged on the aforementioned spline part.
According to this 5th invention, aforementioned clamping close device is by forming at serration that forms on the aforementioned connecting bolt and the serration that forms on aforementioned spline part.By forming clamping close device, can prevent relatively rotating of connecting bolt and spline part really by a pair of serration that mutually combines like this.
Description of drawings
Fig. 1 (A) is the planimetric map of packing with underframe, (B) is the front view of packing with underframe.
Fig. 2 is the whole stereogram of steel packing.
Fig. 3 is the sectional view of connection set.
Fig. 4 is the side view of the installment state of spline part.
Fig. 5 is the stereogram of the assembling condition of connection set.
Fig. 6 is the sectional view of the connection set of another mode of execution.
Fig. 7 is the connecting bolt of another mode of execution and the stereogram of spline part.
Fig. 8 is the sectional view of the active state of expression clamping close device.
Fig. 9 is the stereogram of the spline part of another mode of execution.
Figure 10 is the explanatory drawing of installation gist of the spline part of another mode of execution of expression.
Description of reference numerals is as follows:
1,2 connecting object member
10,11 through holes
12 spline parts
14 connecting bolts
16 nuts
20 clamping close devices
31 weak points (weakened portion)
Embodiment
Embodiments of the invention are described below with reference to the accompanying drawings.
Shown in Fig. 1 (A), (B), underframe 6 has a pair of body frame 1, the grounding rack 3 that connects each other at the interconnected end link press span 2 in end of the both end sides body frame 1 of body frame 1, with the central part of body frame 1, the middle link press span 4 that between this grounding rack 3 and aforementioned end link press span 2 body frame 1 is connected each other; Simultaneously, the suspension member 5 that has band hoist cable hole 5a in a plurality of longitudinally positions of each body frame 1.End link press span 2 has the function as grounding rack.Grounding rack 3 also has the function as link press span.Aforementioned body frame 1, end link press span 2, grounding rack 3, middle link press span 4 can be respectively is that the material of コ font is that channel member constitutes by section.
As shown in Figure 2, this underframe 6 can and constitute the steel bale packing with 7 combinations of packing body.Support body 7a that makes up the metal grillage and constitute and Corrugated Steel Sheet system wall material 7b constitute packing body 7.。
Shown in Fig. 4,5, the peripheral shape of the spline part of seeing along the bolt hole direction of axis line of aforementioned spline part 12 12 adopts the square similar with the aforementioned through- hole 10,11 of body frame 1 and end link press span 2.The length of side W1 of this spline part 12 is more smaller than the length of side W0 of the through hole 10,11 of body frame 1 and end link press span 2.The total length L of spline part 12 is more smaller with the wall thickness value of the 2a of the longitudinal edge portion lap of end link press span 2 than the connection board 1a of body frame 1.
Promptly as shown in Figure 4, in case spline part 12 is inserted in the through hole 10,11 of body frame 1 and end link press span 2, because the engaging of spline part 12 peripheral shape, then becoming can not counterrotating locking state with respect to the through hole 10,11 of body frame 1 and end link press span 2.
Promptly, when connecting body frame 1 and end link press span 2, spline part 12 is installed in the connection board 1a of body frame 1 and the through hole 10 of the 2a of longitudinal edge portion of end link press span 2, in 11, rotate a side or both sides in connecting bolt of tightening in the bolt hole 13 that is installed in this spline part 12 14 and the nut 16 that is installed on this connecting bolt 14, make connecting bolt 14 and nut 16 produce fastening forces, by this fastening force, connect board 1a and the 2a of longitudinal edge portion and be fastenedly connected, thereby body frame 1 and end link press span 2 link together.Thereby by means of spline part 12, the body frame 1 after the engaging just can not rotate relatively with end link press span 2.
Fig. 6 shows the connection set with another mode of execution, is provided with the clamping close device 20 that is arranged between spline part and the connecting bolt 14 in this connection set.
Utilize serration 21 and serration 22 to form clamping close devices 20, serration 21 is arranged in the bolt hole of spline part 12 as shown in Figure 7, and serration 22 is arranged on the top of connecting bolt 14 as shown in Figure 7.Connecting bolt 14 is inserted in the bolt hole 13 of spline part 12, the top of connecting bolt 14 enters into bolt hole 14 thereupon, as shown in Figure 8, and the serration 21 of spline part 12 and connecting bolt 14,22 mutually combine, thereby spline part 12 and connecting bolt 14 can not be engaged with relatively rotating.
By this structure, when utilizing this connection set to carry out fastening operation, just can lock above-mentioned spline part 12 by body frame 1 and end link press span 2, lock connecting bolts 14 by clamping close device 20 by spline part 12, connecting bolt 14 just can not rotate with nut 16 together, can carry out the rotary manipulation of nut 16 when needn't locking connecting bolt 14 operations.
Fig. 9 shows the spline part 12 that possesses another kind of mode of execution, and in this spline part 12, the peripheral shape of seeing along bolt hole 13 axis directions adopts and is connected the board 1a square similar with the through hole 10,11 of holding link press span 2 2a of longitudinal edge portion with body frame 1.
Two end part at spline part 12 form chamfered part 30, thereby the wedge angle inclination tangent plane 30 that is easy to through hole 10,11 insertions of spline part 12 relative body frames 1 and end link press span 2 is set.On four limits of spline part 12, at circumferentially being provided with of spline part 12 a plurality of slits 31 arranged side by side, simultaneously, each slit 31 constitutes like this, and under the effect of the fastening force of connecting bolt 14 and nut 16, the mode that spline part 12 diminishes with the one edge lengths can necking deformation.This slit 31 is exactly the example of weak point.As shown in Figure 9, slit 31 that setting is extended to the direction of another square sides 34 from a square sides 33 of spline part 12 and the slit 31 that extends along these slit 31 opposite directions, these slits that extend in opposite direction 31 extend beyond the center of spline part 12 thickness directions respectively.That is to say, for example, extend beyond half of L length to the direction of another square sides 34 from a square sides 33 to the slit 31 of another square sides 34 directions extension from a square sides 33.Utilize this simple structure, can form the weak point that allows abundant necking deformation.
The length of side W2 of spline part 12 is bigger slightly than the length of side W0 of the through hole 10,11 of connecting plate 1a and the 2a of longitudinal edge portion.As for the total length L of spline part 12, it is many that its total length is increased, but the total length after increasing is still smaller with the wall thickness value of the 2a of the longitudinal edge portion intersection of end link press span 2 than the connection board 1a of body frame 1.
Finally, as shown in figure 10, this spline part 12 just can be installed in the through hole 10,11 of body frame 1 and end link press span 2.
That is, shown in Figure 10 (A),, it is installed on the 2a of longitudinal edge portion of the connection board 1a of body frame 1 and end link press span 2 with connecting bolt 14, packing ring 15, nut 16 so that spline part 12 is clipped in end 2a of longitudinal edge portion of link press span 2 and the mode between the nut 16; Afterwards, make a distolateral guide face 30 spline part 12 be cooperated facing to these through hole 11 location facing to through hole 11 ground of the 2a of longitudinal edge portion.Make connecting bolt 14 and nut 16 with relatively rotating be rotated operation thereafter.Thus, the fastening force that produces by connecting bolt 14 and nut 16, from one distolateral by guide face 30 guiding spline parts 12 on one side utilize slit 31 make spline part 12 necking deformations on one side, spline part 12 is pressed in the through hole 10,11 of body frame 1 and end link press span 2 and goes.Shown in Figure 10 (B), spline part 12 utilizes slit 31 necking deformation on total length, go forward side by side into the through hole 10 of body frame 1 and end link press span 2, in 11, and work as the connection board 1a of body frame 1 and hold the 2a of longitudinal edge portion of link press span 2 under the effect of regulation fastening force, to become the state of being fastenedly connected, then spline part 12 becomes the installment state of regulation.So, because through hole 10,11st, foursquare cause, the through hole 10,11 that spline part 12 just is in relative body frame 1 and end link press span 2 is locking state in relative rotation.Thus, body frame 1 and end link press span 2 utilize the spline part not engage with relatively rotating, and are fastenedly connected between body frame 1 and end link press span 2 and the spline part 12 then very close to each otherly.
In this spline part 12, also can have the clamping close device that utilizes serration etc. that spline part 12 and connecting bolt 14 can not be engaged with relatively rotating.And in the spline part 12 of this mode of execution, as above-mentioned mode of execution, except adopt install from the installation method of the through hole 10,11 of end link press span 2 direction inlet end link press spans 2 and body frame 1 beyond, also can adopt the installation method that enters from the direction of body frame 1 to install.
Another mode of execution
Except the slit 31 that adopts above-mentioned mode of execution can make spline part 12 necking deformations, also can otch, groove realization necking deformation be set by making the thin part of wall ratio other parts, these slits 31, otch, groove etc. are referred to as weak point.
As above-mentioned mode of execution, through hole 10 by body frame 1 and end link press span 2,11, the peripheral shape of spline part 12 adopts square, and spline part 12 embeds wherein with the state that relative through hole 10,11 can not rotate, in addition, peripheral shape by through hole 10,11 and spline part 12 forms various non-circular shapes such as rectangular, Hexagon or ellipse, also can make spline part 12 with relative through hole 10,11 states that can not rotate embed wherein, and also can realize purpose of the present invention this moment.
As above-mentioned mode of execution, except employing makes the clamping close devices such as serration that spline part 12 and connecting bolt 14 can not engage with relatively rotating, also can adopt the clamping close device of various whirl-stop devices such as utilizing spline pin and projection to implement.
As above-mentioned mode of execution, remove and to be used to connect and compose beyond the connection set of packing with the framework 1,2 of underframe, the present invention also is applicable to the connection set of various members as connecting object.Thereby body frame 1, end link press span 2 etc. all are referred to as connecting object member 1,2.
Claims (5)
1. connection set, be fastenedly connected a plurality of connecting object members with connecting bolt and nut, it is characterized in that, described connection set constitutes like this, on described a plurality of connecting object members, form through hole, with not rotatable state insertable spline part is arranged in the described through hole, and described bolt connects this spline part.
2. connection set as claimed in claim 1, it is characterized in that, described spline part is provided with weak point, utilizes the fastening force of described connecting bolt and nut that described spline part is pressed in the described through hole, and described spline part necking deformation, extruding are installed in the described through hole.
3. connection set as claimed in claim 1, in it is characterized in that, between described connecting bolt and described spline part clamping close device is set, along with making described connecting bolt run through described spline part, this clamping close device makes the not engaging of described connecting bolt and described spline part with relatively rotating.
4. connection set as claimed in claim 2, in it is characterized in that, described weak point is formed by the groove parallel with the axis direction of described connecting bolt.
5. connection set as claimed in claim 3, in it is characterized in that, described clamping close device is by forming at serration that forms on the described connecting bolt and the serration that forms on described spline part.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP301068/03 | 2003-08-26 | ||
| JP2003301068A JP2005069393A (en) | 2003-08-26 | 2003-08-26 | Fastener |
| JP301068/2003 | 2003-08-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1590781A true CN1590781A (en) | 2005-03-09 |
| CN100408867C CN100408867C (en) | 2008-08-06 |
Family
ID=34405797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100832894A Expired - Fee Related CN100408867C (en) | 2003-08-26 | 2004-08-25 | Jointing device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2005069393A (en) |
| KR (1) | KR20050021320A (en) |
| CN (1) | CN100408867C (en) |
| TW (1) | TWI329710B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951169A (en) * | 2011-08-12 | 2013-03-06 | 勃姆巴迪尔运输有限公司 | Running gear unit for a rail vehicle |
| CN101598167B (en) * | 2009-04-23 | 2013-06-12 | 贵州航天精工制造有限公司 | Method and connection structure for preventing stud from rotating on substrate |
| CN106677834A (en) * | 2015-11-05 | 2017-05-17 | 中航商用航空发动机有限责任公司 | Bolt connecting structure and method connecting low-pressure turbine disc and rotor supporting conical arm |
| CN112145529A (en) * | 2020-09-16 | 2020-12-29 | 浙江斯泰新材料科技股份有限公司 | Threaded fastener and connecting mechanism |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174707A (en) * | 2013-03-28 | 2013-06-26 | 苏州优德通力电气有限公司 | Single screw rotation-prevention locking structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04128513U (en) * | 1991-05-16 | 1992-11-24 | 基夫 安来 | Combination of pipe fitting and fitting tightening bolt |
| US6053680A (en) * | 1998-02-16 | 2000-04-25 | Menke; Manfred | Sleeve nut |
| CN2350580Y (en) * | 1998-03-05 | 1999-11-24 | 曾庆生 | Self-locking locknut for pressing-in friction pairs |
| CN2399549Y (en) * | 1999-12-28 | 2000-10-04 | 张玉山 | Loose-proof bolt group II |
| JP2003106324A (en) * | 2001-09-28 | 2003-04-09 | Shinko Kenzai Ltd | Washer for square rooted bolt |
-
2003
- 2003-08-26 JP JP2003301068A patent/JP2005069393A/en active Pending
-
2004
- 2004-08-25 CN CNB2004100832894A patent/CN100408867C/en not_active Expired - Fee Related
- 2004-08-26 TW TW093125525A patent/TWI329710B/en active
- 2004-08-26 KR KR1020040067544A patent/KR20050021320A/en not_active Application Discontinuation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101598167B (en) * | 2009-04-23 | 2013-06-12 | 贵州航天精工制造有限公司 | Method and connection structure for preventing stud from rotating on substrate |
| CN102951169A (en) * | 2011-08-12 | 2013-03-06 | 勃姆巴迪尔运输有限公司 | Running gear unit for a rail vehicle |
| CN106677834A (en) * | 2015-11-05 | 2017-05-17 | 中航商用航空发动机有限责任公司 | Bolt connecting structure and method connecting low-pressure turbine disc and rotor supporting conical arm |
| CN106677834B (en) * | 2015-11-05 | 2018-06-08 | 中国航发商用航空发动机有限责任公司 | Connect the bolt fastening structure and method of low-pressure turbine disk and rotor supports cone arm |
| CN112145529A (en) * | 2020-09-16 | 2020-12-29 | 浙江斯泰新材料科技股份有限公司 | Threaded fastener and connecting mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050021320A (en) | 2005-03-07 |
| CN100408867C (en) | 2008-08-06 |
| JP2005069393A (en) | 2005-03-17 |
| TW200513601A (en) | 2005-04-16 |
| TWI329710B (en) | 2010-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080806 Termination date: 20100825 |