CN101440839A - Single side mounting bolt connecting component, bolt gasket and mounting method thereof - Google Patents
Single side mounting bolt connecting component, bolt gasket and mounting method thereof Download PDFInfo
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- CN101440839A CN101440839A CNA2008102374437A CN200810237443A CN101440839A CN 101440839 A CN101440839 A CN 101440839A CN A2008102374437 A CNA2008102374437 A CN A2008102374437A CN 200810237443 A CN200810237443 A CN 200810237443A CN 101440839 A CN101440839 A CN 101440839A
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Abstract
The invention discloses a unilateral mounting bolt connector, a bolt gasket and an installation method thereof. The bolt connector comprises a screw and a bolt head at one end of the screw, wherein a contour line of the cross section of the bolt head is a closed pattern in shape of concavo-convex intervals. The bolt gasket comprises a base with holes and upright posts which are arranged on the base, wherein the upright posts are arranged on the base at intervals along a rotary plane. The bolt connector and the bolt gasket with the structures and the installation method break the structures of the prior bolt connector and the gasket and the prior installation method. When a blind hole is provided with a bolt, the method can finish installation operation on one side, and can conveniently detach a bolt component repeatedly. The method solves the problems that the prior bolt structure can not achieve repeated usage of detachment at the blind side and the method does not break a connected element during detachment. The method prolongs service life of the connected element, and saves cost greatly.
Description
Technical field
The invention belongs to link, be specifically related to a kind of bolt connection piece.
Background technique
Along with the development of technology, various Machine Designs are tending towards complicated.Meet the mounting hole that is similar to technology blind hole class through regular meeting in design and assembled in situ, promptly pack into from one side when the screw portion of bolt, hand or instrument can't be fastening from another side (blind side).Because the installation of existing bolt connection piece is that bolt shank is inserted in the hole of connected piece, its essence is in the both sides of connected piece and installs.Its reason is that the bolt head cross section of bolt is polygonal shape, and it can not pass the hole of connected piece.When meeting such problem now, or the change design, or adopt the bloated bolt of Peng that can't be for convenience detach or rivet bolt, or at blind side prewelding nut.And all there is certain drawback in these methods, when maximum problem is dismounting, must destroy the structure of connected piece, cause connected piece not reuse.
Summary of the invention
The object of the present invention is to provide a kind of can one-sided construction bolt pad being provided simultaneously, and realizing one-sided bolt connection piece installation method, to address the above problem at the construction bolt link of the one-sided realization connection of connected piece.
The technological scheme that realizes the one-sided construction bolt link of one of technical solution of the present invention is: it comprises screw rod, and the bolt head of screw rod one end, the profile line of the cross section of described bolt head are the closed figures of concavo-convex shape separately.
The technological scheme that realizes two one-sided construction bolt pad of technical solution of the present invention is: it comprises base with holes, the base upper pillar stand, and column is located on the base at interval along plane of rotation.
Three the one-sided bolt connection piece installation method technological scheme that realizes technical solution of the present invention is: it is that bolt head with bolt passes in the hole of first connected piece, packing ring is located in the hole of first connected piece, rotating bolt makes bolt head contact with the hole end surface of first connected piece, second connected piece is through on the screw rod of bolt, nut is connected with screw rod, realizes being connected of first connected piece and second connected piece.
The profile line of the cross section of described bolt head is the closed figure of concavo-convex shape separately, and it comprises groove, and the side extension of groove connects and composes projection, at least two respectively of groove and projections.
Described pad comprises base with holes, and base upper pillar stand with holes, the profile line of column cross-section do not exceed the profile line that protrudes shape in the cross section of bolt head; The profile line of column cross-section can be placed in the profile line of recessed shape in the cross section of bolt head.
Be that column is stuck in the groove of bolt head.
The profile line in the hole of first connected piece is corresponding with the profile line of the bolt head of bolt.
The profile line of described base cross section is the closed figure of concavo-convex shape separately.Column is located in the profile line of protrusion shape of base cross section.
The profile line of the cross section of described bolt head is the closed figure of concavo-convex shape separately, recessed profile line and male rotor profile wherein is oppositely arranged (forming groove and projection), its effect is after bolt head passes fixed hole on the connected piece similar or identical with its profile line (during perforation, or the coincidence parallel of the concavo-convex profile line of bolt head) with the concavo-convex profile line of fixed hole, make cam profile and the dislocation of concave contour line on the concavo-convex profile line of cam profile on its concavo-convex profile line and the fixed hole on concave contour line and the connected piece behind the rotating bolt head, the end face that is the concave contour line on cam profile (projection) and the concavo-convex profile line of the fixed hole on the link that makes behind the rotating bolt head on its concavo-convex profile line contacts (projection contacts with the end face in hole), and bolt head just can not come off from fixed hole like this; And this moment the column on the pad facing to the concave contour line (column is relative with groove) of bolt head, column just can be stuck in (it is interior that column is located at groove) in the concave contour line, so just can prevent the bolt head rotation.
Above-mentioned connection principle is: the fixed hole of bolt head, connected piece is similar with the shape of the column of pad (anti-loose spot).Column can overlap with the protrusion shape of bolt head or make in its fixed hole that can be through connected piece in the protrusion shape of bolt head, simultaneously the profile line of column can with in the profile line of the recessed shape of bolt head or with the part of the profile line of the recessed shape of bolt head, fit, realize the fixing of bolt head.After bolt head and pad (anti-loose spot) pierced into the fixed hole of connected piece, along bolt axis swivel bolt, again along its axis, the Xiang Yuqi side of penetrating spurs bolt in the opposite direction, bolt head is embedded in the lobe of anti-loose spot, and reaching bolt can't be along its axis to the side of penetrating moves and cross along its rotational the purpose of wide-angle in the opposite direction with it.Finally reach the purpose of fixing other part in the anti-loose spot outside.
The bolt connection piece of said structure, bolt pad (rotation inhibiting bolt pad) and installation method, structure and the installation method of conventional bolt link, pad have been broken through, it begins to install from bolt head, after it is passed in the hole of first link, again second connected piece is through on the bolt shank, realizes being connected of first link and second connected piece.It has realized when the blind hole construction bolt, can finish fitting operation in one side, and can be repeatedly demounting bolt assembly easily.It has solved existing bolt arrangement can not realize the dismounting repeated use in blind side, when dismantling simultaneously, does not destroy the problem of the structure of connected piece.Prolong the working life of connected piece, save cost greatly.
Description of drawings
Fig. 1 bolt assembling figure.
Elevational schematic view is joined in the assembling of Fig. 2 bolt.
Fig. 3 Fig. 2 B-B cross sectional view.
Fig. 4 Fig. 2 C-C cross sectional view.
Fig. 5 Fig. 2 D-D cross sectional view.
The outer plum blossom bolt view of Fig. 6
The outer plum blossom bolt head profile line schematic representation of Fig. 7.
The locking cushion block view of Fig. 8 plum blossom.
The locking cushion block profile line of Fig. 9 plum blossom schematic representation.
Figure 10 bolt connection piece group view.
Plum blossom mounting hole in Figure 11 first link.
Figure 12 Assembly Instruction Device Fig. 1.
Figure 13 Assembly Instruction Device Fig. 2.
Figure 14 Assembly Instruction Device Fig. 3.
Figure 15 Assembly Instruction Device Fig. 4.
Figure 16 Assembly Instruction Device Fig. 5.
Figure 17 Assembly Instruction Device Fig. 6.
Figure 18 Assembly Instruction Device Fig. 7.
Figure 19 Assembly Instruction Device Fig. 8.
Figure 20 Assembly Instruction Device Fig. 9.
Among the figure
1: the plum blossom bolt; 2: plum blossom prevents loose spot (being one-sided construction bolt pad); 3: standard piece---nut; 4: standard piece---locking pad; 5: the second connected pieces; 6: the first connected pieces-have part of blind hole.
Embodiment
Present embodiment is used for the explanation to this claim; protection scope of the present invention is not limited to down the description of array structure, and those skilled in the art all is protection domains of the present utility model according to the indicative and indicative structure of doing that is different from present embodiment of the technological scheme that this claim proposes.
The profile line of the cross section of bolt head is the closed figure of concavo-convex shape separately, the concavo-convex shape closed figure separately of bolt head, it can be the closed figure that is connected with straightway by multi-section circular arc, or the closed figure that connects by multi-section circular arc, or the closed figure that connects by the multistage straightway.The profile line of the cross section of bolt head is the closed figure of concavo-convex shape separately, and it comprises groove, and the side of groove connects and composes projection, at least two respectively of groove and projections.On the bolt head evenly the compartment of terrain three groups of projections and groove, four groups of projections and groove, five groups of projections and groove, six groups of projections and groove or more groups of projections and groove are set.
The profile line of the base cross section with holes of pad can be the closed figure of concavo-convex shape separately, and is corresponding with the profile line of the cross section of bolt head.Column is located in the profile line of protrusion shape of base cross section.This pad can be located in the fixed hole corresponding on first connected piece completely.
The profile line of the base cross section of pad can be an annulus also, and column is located on the annulus.This pad has only in the fixed hole of annulus correspondence on first connected piece, and base is outside fixed hole.
Below be illustrated with the plum blossom bolt head of plum blossom bolt 1.As shown in Figure 6, the end of bolt shank 7 is bolt heads 8.As shown in Figure 7, the profile line of the cross section of bolt head 8 is closed figures of four concavo-convex shapes separately.Four grooves 9 of corresponding formation, the side between groove connects and composes four projections 10.
One-sided construction bolt pad (plum blossom prevents loose spot 2) as shown in Figure 8, comprises base 12, and base 12 is annulars, and four columns 11 evenly are located on the base 12 along circumference.As shown in Figure 9, the profile line of column cross-section does not exceed the profile line that protrudes shape in the cross section of bolt head, column can pass in the hole of first connected piece with bolt head like this, and the shape in the hole of first connected piece as shown in figure 11, and is identical with the plum blossom bolt head.The profile line of column cross-section can be placed in the profile line of recessed shape in the cross section of bolt head, can block bolt head (as shown in figure 10) like this.
During installation:
Installation method is as follows:
Plum blossom is prevented that loose spot 2 is through on the plum blossom bolt 1, as shown in figure 12;
With the plum blossom bolt 1 that installs and the anti-loose spot 2 of plum blossom along the direction of arrow in the figure, in the plum blossom hole of the part 6 that is used for fixing of packing into, as shown in figure 13;
After packing into the plum blossom bolt 1 that installs and the anti-loose spot 2 of plum blossom in the plum blossom hole of the part 6 that is used for fixing, as shown in figure 14;
As shown in figure 15, axially plum blossom bolt 1 is rotated to an angle along plum blossom bolt 1.(how much determining of angle) by horned nut bolt head shape;
As shown in figure 16, plum blossom bolt 1 rotated to an angle along its axis, and (this angle is: under the situation that anti-loose spot does not move along its axis in the back, the plum blossom bolt can be along the angle of its axial direction to the pulling of arrow direction as shown in the figure), along the pulling of direction shown in arrow plum blossom bolt 1 among Figure 16;
As shown in figure 17, as shown in the figure, after this action, anti-loose spot had limited rotation and plum blossom bolt 1 the moving to arrow direction of plum blossom bolt 1 around its axis after plum blossom bolt 1 spurred along its axis;
As shown in figure 19, pack into connected piece 5, locking pad 4 and nut 3;
Fastening nut is finished installation, as shown in figure 20.
During dismounting, reversed in order.
The installation method of above-mentioned bolt is an interpretation technological scheme of the present invention, during practical operation, not necessarily by above-mentioned steps, key is after bolt head is passed the corresponding hole of first connected piece, pad also passes the corresponding hole of first connected piece, the rotating bolt head, make it the column of groove and pad relative after, column is stuck in the groove of bolt head, prevents that bolt head from rotating.
Structure after the installation is shown in Fig. 1～5.
Claims (12)
1, a kind of one-sided construction bolt link, it comprises screw rod, the bolt head of screw rod one end, the profile line that it is characterized in that the cross section of described bolt head are the closed figures of concavo-convex shape separately.
2, one-sided according to claim 1 construction bolt link is characterized in that it also comprises pad, and pad comprises base with holes, and base upper pillar stand with holes, the profile line of column cross-section do not exceed the profile line that protrudes shape in the cross section of bolt head; The profile line of column cross-section can be placed in the profile line of recessed shape in the cross section of bolt head.
3, as one-sided construction bolt link as described in the claim 2, it is characterized in that column is located on the base at interval along plane of rotation.
4, as one-sided construction bolt link as described in the claim 3, it is characterized in that column is located on the base at interval along circumferential surface.
5, as one-sided construction bolt link as described in claim 1 or 2 or 3 or 4, the profile line that it is characterized in that the cross section of bolt head is the closed figure of concavo-convex shape separately, it comprises groove, and the side of groove connects and composes projection, at least two respectively of groove and projections.
6, a kind of one-sided construction bolt pad, it comprises base with holes, it is characterized in that the base upper pillar stand, column is located on the base at interval along plane of rotation.
7, as the one-sided construction bolt pad of claim 6, it is characterized in that column is located on the base at interval along circumferential surface.
8, as claim 6 or 7 one-sided construction bolt pads, the profile line that it is characterized in that described base cross section is the closed figure of concavo-convex shape separately.
9,, it is characterized in that column is located in the profile line of protrusion shape of base cross section as the one-sided construction bolt pad of claim 8.
10, as claim 6 or 7 one-sided construction bolt pads, the profile line that it is characterized in that described base cross section is an annulus.
11, a kind of one-sided bolt connection piece installation method, it is that bolt head with bolt passes in the hole of first connected piece, packing ring is located in the hole of first connected piece, rotating bolt makes bolt head contact with the hole end surface of first connected piece, second connected piece is through on the screw rod of bolt, nut is connected with screw rod, realizes being connected of first connected piece and second connected piece.
12,, it is characterized in that the profile line in hole of first connected piece is corresponding with the profile line of the bolt head of bolt as one-sided bolt connection piece installation method as described in the claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102374437A CN101440839A (en) | 2008-12-26 | 2008-12-26 | Single side mounting bolt connecting component, bolt gasket and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102374437A CN101440839A (en) | 2008-12-26 | 2008-12-26 | Single side mounting bolt connecting component, bolt gasket and mounting method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101440839A true CN101440839A (en) | 2009-05-27 |
Family
ID=40725398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102374437A Pending CN101440839A (en) | 2008-12-26 | 2008-12-26 | Single side mounting bolt connecting component, bolt gasket and mounting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101440839A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277372A (en) * | 2013-06-14 | 2013-09-04 | 苏州柏德纳科技有限公司 | Mechanical installation seat with columns |
| CN103671447A (en) * | 2013-12-10 | 2014-03-26 | 同济大学 | Split nest type unilateral bolt fastener |
| CN103967902A (en) * | 2014-05-23 | 2014-08-06 | 同济大学 | Overturn deforming type unilateral bolt fastener |
| CN104235156A (en) * | 2014-08-29 | 2014-12-24 | 常州武进长城工具有限公司 | Cross screw |
| CN106224342A (en) * | 2016-08-30 | 2016-12-14 | 同济大学 | A kind of split nested type taper bolt securing member |
-
2008
- 2008-12-26 CN CNA2008102374437A patent/CN101440839A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277372A (en) * | 2013-06-14 | 2013-09-04 | 苏州柏德纳科技有限公司 | Mechanical installation seat with columns |
| CN103671447A (en) * | 2013-12-10 | 2014-03-26 | 同济大学 | Split nest type unilateral bolt fastener |
| CN103967902A (en) * | 2014-05-23 | 2014-08-06 | 同济大学 | Overturn deforming type unilateral bolt fastener |
| CN103967902B (en) * | 2014-05-23 | 2016-01-20 | 同济大学 | A kind of upset deformation type unilateral bolt fastener |
| CN104235156A (en) * | 2014-08-29 | 2014-12-24 | 常州武进长城工具有限公司 | Cross screw |
| CN106224342A (en) * | 2016-08-30 | 2016-12-14 | 同济大学 | A kind of split nested type taper bolt securing member |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090527 |