CN205605572U - Simple and easy components of a whole that can function independently assembled bolt fastener - Google Patents
Simple and easy components of a whole that can function independently assembled bolt fastener Download PDFInfo
- Publication number
- CN205605572U CN205605572U CN201620144242.2U CN201620144242U CN205605572U CN 205605572 U CN205605572 U CN 205605572U CN 201620144242 U CN201620144242 U CN 201620144242U CN 205605572 U CN205605572 U CN 205605572U
- Authority
- CN
- China
- Prior art keywords
- outer sleeve
- fan
- inner screw
- fastener
- sleeve
- 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.)
- Expired - Fee Related
Links
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a simple and easy components of a whole that can function independently assembled bolt fastener, it includes interior screw rod, outer sleeve, inner skleeve, fan -shaped supporting component, little nut and big nut, it is coaxial that outer sleeve and inner skleeve overlap outside interior screw rod in and, outer sleeve and inner skleeve in proper order, little nut is installed in interior screw rod the threaded portion, and big nut is installed in outer sleeve the threaded portion. Compared with the prior art, the utility model discloses only need the unilateral operation of bolt have been realized at one side construction bolt, the utility model discloses in fan -shaped supporting component launch the back, its contact surface with the installation component is the vertically, the contact surface hoop arranges that area of contact is great, is difficult to the quilt and is extracted under loading, fastens respond wellly, simultaneously, be in the utility model discloses all subassembly lines are simple, and the processing in batches of being convenient for is manufactured, and assembly operations is simple, accords with current industrialization trend.
Description
Technical field
This utility model belongs to civil construction project and mechanical assembly technique field, is specifically related to a kind of simple split assembled
Bolt fastener.
Background technology
Current in civil construction and mechanical erection field, the installation requirements amount that structural elements connects fastening is big.The most common
Plain bolt securing member be mainly made up of bolt and screw rod two parts.When component is implemented to connect terminal operation, work
Personnel need simultaneously in the operation of component both sides, i.e. insert nut bolt in side, then in works such as opposite side spanners
Tool is by nut screwing clamping.This method for fastening connection is easy to operate, bearing capacity is high, but is only applicable in opening section component.
At some special occasions, such as closed cross-section member or inconvenience are attached fastening at the component that other side operates
Time, just cannot use this conventional bolt and nut method for fastening connection.As in steel-tube construction and concrete filled steel tube,
At beam-column connection, owing to steel pipe column is closed section, it is impossible to operate on both sides, unilateral can only connect and install,
Therefore this conventional bolt and nut cannot be used to connect fastening and to carry out fastening installation.
The common one-way bolt that expands is difficult to the applying of bolt pretightening, and fastening effect is also unable to reach under bigger load
Design requirement.The reserved required precision in punching bolt-for-bolt of the prior art cavity is the highest, and in-site installation is difficult
Degree is big, and is difficult to apply at side column and corner post node.
There is no corresponding monolateral bolt product on domestic market, it has been disclosed that Patents, or to shank of bolt weaken
Too much, or bolt head stress point is very few, or the assembly excessively complexity of composition bolt is finely difficult to and needs more multiple
Miscellaneous installation tool and cumbersome installation steps, be not therefore suitable for promoting the use of in engineering.
Summary of the invention
Problem to be solved in the utility model is to provide a kind of simple split assembled bolt fastener, to solve prior art
The fastening effect existed is the best, the problems such as in-site installation difficulty is big.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is as follows:
A kind of simple split assembled bolt fastener, it include inner screw, outer sleeve, inner sleeve, fan-shaped support component,
Primary nut and big nut;
Wherein,
Outer sleeve and inner sleeve are placed on successively outside inner screw and inner screw, outer sleeve and inner sleeve are coaxial;
Wherein,
Inner screw one end is provided with a fastener, and the other end is provided with screw thread, and stage casing is polished rod;
Outer sleeve one end is evenly distributed with outer sleeve end bosses, and the other end is provided with screw thread;
Inner sleeve one end is provided with locating surface, and the other end is provided with support tail, and stage casing is polished rod;
Wherein,
Primary nut is installed on inner screw threaded portion, and big nut is installed on outer sleeve threaded portion;
Wherein,
A fan-shaped support component is fan-shaped, and circle centre position is rounding;A fan-shaped support component is provided with mating holes, fan-shaped support group
Part is arranged between inner screw and outer sleeve by mating holes, and rounding points to the axis of inner screw.
Wherein, within the fastener of inner screw is provided with screw rod axially centered by equally distributed mating groove and with inner screw
Annular engagement groove centered by Zhou Xiang.
These, it is preferred to, on a fastener centered by axial, with 120 ° for interval, it is evenly distributed with 3 mating grooves,
120 °, outer sleeve one end is provided with three end bosses at equal intervals, and the number of fan-shaped support component is 3.
Wherein, inner sleeve internal diameter closes with the diameter compatible of inner screw stage casing polished rod part, and locating surface matches with annular engagement groove
Close.
Wherein, outer sleeve internal diameter closes with the diameter compatible of inner sleeve stage casing polished rod part;Wherein, outer sleeve end bosses with
Mating groove number is identical and cooperates.
Wherein, the external diameter of outer sleeve is identical with the diameter of a fastener, and the external diameter of outer sleeve is identical with the diameter supporting tail, fan
Shape is propped up the diameter of support component and is not more than the diameter supported.
Wherein, each outer sleeve end bosses both passes through mating holes and the mating groove realization location that a sector is propped up on support component
Coordinate.
Split assembled bolt fastener described in the utility model includes original state and deployed condition two states.
When bolt fastener is in original state, outer sleeve end bosses is through the mating holes on sector support component and support
Mating groove on head carries out location fit, it is achieved outer sleeve, fan-shaped support component and the assembling of inner screw;Inner sleeve is by interior
Screw flight one end puts inner screw and locating surface does not supports component touch with sector;Now, a fan-shaped support component is in not
Deployed condition, is fully accommodated in outer sleeve with in screw support head and consistent with the external diameter of sleeve and screw support head.
Inner sleeve is advanced to supporting first end, has between described inner screw because fan-shaped support component rounded corners is divided
Certain spacing, during so inner sleeve advances, the annular slope of inner sleeve end, i.e. locating surface, sector is clamp-oned in transition
Spacing between support component and inner screw, props up sector support component and radially releases along shank of bolt, make fan-shaped supporting part from
Between outer sleeve and screw support head prominent, finally tighten primary nut and realize the integration of bolt fastener.
When bolt fastener described in the utility model is installed, the bolt fastener of original state is penetrated punching in advance
In first connecting elements and the second connecting elements, and make a fan-shaped support component pass completely through the second connecting elements, advance
Inner sleeve makes fan-shaped support component fully deployed, finally tightens primary nut and realizes the integration of bolt component, tightens big spiral shell
Mother realizes the monolateral terminal operation of bolt.
The construction features of this utility model bolt fastener is: inner screw props up the mating groove of fastener, fan-shaped support component
Mating holes, the geomery of end bosses three of outer sleeve work in coordination, make inner screw, three fan-shaped support groups
Part and outer sleeve form the overall original state as bolt fastener, and inner sleeve matches with inner screw, outer sleeve,
Realized the change of integrated model state by the propelling of inner sleeve, fan-shaped support component launches, and realizes connection with mechanism principle
Move and fastening.
Beneficial effect: compared with prior art, this utility model has the advantage that
1, this utility model has only to install bolt in side, it is achieved that the one-side operation of bolt;
2, after in this utility model, fan-shaped support assembly launches, it is vertical with the contact surface of installation component, contact
Face is circumferentially disposed, and contact area is relatively big, is not easy to be pulled out, good fastening effect under load action;
3, simple at this utility model all component lines, it is simple to batch machining is manufactured, and assembly manipulation is simple,
Meet current industrial trend;
4, when this utility model is implemented to install, it is only necessary to manually advanced by inner sleeve, the instrument of use applies on nut
Suitably pretightning force, can complete to launch and reach fastening effect, and operation is little with plain bolt difference, and kit
Simply.After installation, node reliability is high, can be effectively improved ultimate bearing capacity of joints;
5, this utility model fully meets Steel Structural Design requirement, can well be applied to steel structure node connect and
The connection of other closed sections, especially concrete filled steel tube;
6, compared with the existing monolateral fastening bolt utilizing special material, it is not required to use special material, is independent of material
Material deformation is formed and supports, and has stopped fatigue of materials and has deformed the hidden danger brought, and repeatable utilization further;
7, mechanism supports stress is direct, the most reliable when being applied to the higher use occasion of requirement of strength.
Accompanying drawing explanation
Figure 1A is the front view of this utility model original state;
Figure 1B is the axonometric chart of this utility model original state;
Fig. 2 A is the front view of this utility model deployed condition;
Fig. 2 B is the axonometric chart of this utility model deployed condition;
Fig. 3 A is the front view of inner screw in this utility model;
Fig. 3 B is the upward view of inner screw in this utility model;
Fig. 3 C is the axonometric chart of inner screw in this utility model;
Fig. 4 A is the front view of outer sleeve in this utility model;
Fig. 4 B is the upward view of outer sleeve in this utility model;
Fig. 4 C is the axonometric chart of outer sleeve in this utility model;
Fig. 5 A is the front view of inner sleeve in this utility model;
Fig. 5 B is the axonometric chart of inner sleeve in this utility model;
Fig. 6 A is the fan-shaped front view supporting assembly in this utility model;
Fig. 6 B is the fan-shaped axonometric chart supporting assembly in this utility model;
Fig. 7 A is the assembling schematic diagram of this utility model original state;
Fig. 7 B is the assembling schematic diagram of this utility model deployed condition;
This utility model original state schematic diagram when Fig. 8 A is for installing;
This utility model deployed condition schematic diagram when Fig. 8 B is for installing;
Fig. 8 C is scheme of installation of the present utility model after monolateral fastening.
Reference: 1 is inner screw, 1a is a fastener, and 1b is mating groove, and 1c is annular engagement groove, and 2 is overcoat
Cylinder, 2a is outer sleeve end bosses, and 2b is outer sleeve hollow cavity, and 3 is inner sleeve, 3a locating surface, and 3b is for propping up
Support tail, 4 is fan-shaped mounting assembly, and 4a is mating holes, and 5 is primary nut, and 6 is big nut, and 7 is the first connecting elements,
8 is the second connecting elements.
Detailed description of the invention
Embodiment 1
As shown in Figure 1A-Fig. 6 B, simple split assembled bolt fastener described in the utility model include inner screw 1,
Outer sleeve 2, inner sleeve 3, sector support component 4, primary nut 5 and big nut 6;Wherein, outer sleeve 2 and inner sleeve
3 are placed on inner screw 1 successively, and outward and inner screw 1, outer sleeve 2 and inner sleeve 3 are coaxial.
Inner screw 1 one end is provided with a fastener 1a, and the other end is provided with screw thread, and stage casing is polished rod;A fastener of inner screw 1
1a is provided with centered by inner screw 1 is axial, with 120 ° for interval, and equally distributed 3 mating groove 1b, and within
Annular engagement groove 1c centered by screw rod 1 is axial.
Wherein, as shown in Figure 3 B, mating groove 1b shape is surrounded by two sections of straightways and two sections of semi arches, annular engagement groove
1c cross section is V-shaped.
Outer sleeve 2120 ° is provided with three end bosses 2a at equal intervals, and end bosses shape is identical with mating groove 1b shape,
The other end is provided with screw thread.
Inner sleeve 3 one end is provided with locating surface 3a, and the other end is provided with support tail 3b, and stage casing is polished rod.
A fan-shaped support component 4 is 120 ° of sectors, and circle centre position is rounding;A fan-shaped support component 4 is provided with mating holes 4a,
A fan-shaped support component 4 is arranged between inner screw 1 and outer sleeve 2 by mating holes 4a, and rounding points to inner screw 1
Axis;It is furnished with 3 sectors on one bolt fastener and props up support component.
Wherein, as shown in Figure 6 A and 6B, the shape of mating holes 4a is similar to mating groove 1b shape, is also by two sections
Straightway and two sections of semi arches surround;Except that, two sections of length of straigh line are longer.
Primary nut 5 is installed on inner screw 1 threaded portion, and big nut 6 is installed on outer sleeve 2 threaded portion.
Wherein, inner sleeve 3 internal diameter closes with the diameter compatible of inner screw 1 stage casing polished rod part, and locating surface 3a joins with annular
Close groove 1c to match.
Wherein, outer sleeve 2 internal diameter closes with the diameter compatible of inner sleeve 3 stage casing polished rod part;Wherein, outer sleeve end is convex
Play 2a to cooperate with mating groove 1b.
Wherein, the external diameter of outer sleeve 2 is identical with the diameter of a fastener 1a, and the external diameter of outer sleeve 2 is straight with support tail 3b's
Footpath is identical, and the diameter of fan-shaped support component 4 is identical with the diameter of a fastener 1a.
Wherein, each outer sleeve end bosses 2a both passes through mating holes 4a and the mating groove that a sector is propped up on support component 4
1b realizes location fit.
Split assembled bolt fastener described in the utility model includes original state and deployed condition two states.
As shown in figs. 7 a-b, when bolt fastener is in original state, outer sleeve end bosses supports through sector
Mating holes on assembly carries out location fit with the mating groove on a fastener, it is achieved outer sleeve, fan-shaped support component and interior spiral shell
The assembling of bar;Inner sleeve is put inner screw by inner screw screw thread one end and locating surface does not supports component touch with sector;Now,
A fan-shaped support component is in undeployed configuration, is fully accommodated in outer sleeve and screw support head, and props up with sleeve and screw rod
The external diameter of fastener is consistent.
Inner sleeve is advanced to supporting first end, has between described inner screw because fan-shaped support component rounded corners is divided
Certain spacing, during so inner sleeve advances, the annular slope of inner sleeve end, i.e. locating surface, sector is clamp-oned in transition
Spacing between support component and inner screw, props up sector support component and radially releases along shank of bolt, make fan-shaped supporting part from
Between outer sleeve and screw support head prominent, finally tighten primary nut and realize the integration of bolt fastener.
When bolt fastener described in the utility model is installed, the bolt fastener of original state is penetrated punching in advance
In first connecting elements 7 and the second connecting elements 8, and a fan-shaped support component 4 is made to pass completely through the second connecting elements
8, advance inner sleeve 3 to make fan-shaped support component 4 fully deployed, finally tighten primary nut 5 and realize the one of bolt component
Body, tightens big nut 6 and realizes the monolateral terminal operation of bolt.
The construction features of this utility model bolt fastener is: inner screw props up the mating groove of fastener, fan-shaped support component
Mating holes, the geomery of end bosses three of outer sleeve work in coordination, make inner screw, three fan-shaped support groups
Part and outer sleeve form the overall original state as bolt fastener, and inner sleeve matches with inner screw, outer sleeve,
Realized the change of integrated model state by the propelling of inner sleeve, fan-shaped support component launches, and realizes connection with mechanism principle
Move and fastening.
Claims (7)
1. a simple split assembled bolt fastener, it is characterised in that it include inner screw (1), outer sleeve (2),
Inner sleeve (3), sector support component (4), primary nut (5) and big nut (6);
Wherein,
Outer sleeve (2) and inner sleeve (3) be placed on successively inner screw (1) outward and inner screw (1), outer sleeve (2) and
Inner sleeve (3) is coaxial;
Wherein,
Inner screw (1) one end is provided with a fastener (1a), and the other end is provided with screw thread, and stage casing is polished rod;
Outer sleeve (2) one end is evenly distributed with outer sleeve end bosses (2a), and the other end is provided with screw thread;
Inner sleeve (3) one end is provided with locating surface (3a), and the other end is provided with support tail (3b), and stage casing is polished rod;
Wherein,
Primary nut (5) is installed on inner screw (1) threaded portion, and big nut (6) is installed on outer sleeve (2) threaded portion
Point;
Wherein,
A fan-shaped support component (4) is fan-shaped, and circle centre position is rounding;A fan-shaped support component (4) is provided with mating holes (4a),
Fan-shaped support component (4) is arranged between inner screw (1) and outer sleeve (2) by mating holes (4a), and rounding
The axis of inner screw (1) is pointed at angle.
Simple split assembled bolt fastener the most according to claim 1, it is characterised in that inner screw (1)
Fastener (1a) be provided with by inner screw (1) axially centered by equally distributed mating groove (1b) and within spiral shell
Annular engagement groove (1c) centered by bar (1) is axial.
Simple split assembled bolt fastener the most according to claim 1, it is characterised in that inner sleeve (3)
Internal diameter closes with the diameter compatible of inner screw (1) stage casing polished rod part, locating surface (3a) and annular engagement groove (1c) phase
Coordinate.
Simple split assembled bolt fastener the most according to claim 1, it is characterised in that outer sleeve (2)
Internal diameter closes with the diameter compatible of inner sleeve (3) stage casing polished rod part;Wherein, outer sleeve end bosses (2a) with coordinate
Groove (1b) number is identical and cooperates.
Simple split assembled bolt fastener the most according to claim 1, it is characterised in that outer sleeve (2)
External diameter identical with the diameter of fastener (1a), the external diameter of outer sleeve (2) is identical with the diameter of support tail (3b),
The diameter of fan-shaped support component (4) is not more than the diameter of a fastener (1a).
Simple split assembled bolt fastener the most according to claim 1, it is characterised in that each outer sleeve
End bosses (2a) both passes through mating holes (4a) and mating groove (1b) realization that a sector is propped up on support component (4)
Location fit.
Simple split assembled bolt fastener the most according to claim 1, it is characterised in that fan-shaped support group
Part (4) can move along inner screw (1) radial direction between inner screw (1) and outer sleeve (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620144242.2U CN205605572U (en) | 2016-02-25 | 2016-02-25 | Simple and easy components of a whole that can function independently assembled bolt fastener |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620144242.2U CN205605572U (en) | 2016-02-25 | 2016-02-25 | Simple and easy components of a whole that can function independently assembled bolt fastener |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205605572U true CN205605572U (en) | 2016-09-28 |
Family
ID=56960351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620144242.2U Expired - Fee Related CN205605572U (en) | 2016-02-25 | 2016-02-25 | Simple and easy components of a whole that can function independently assembled bolt fastener |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205605572U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105626641A (en) * | 2016-02-25 | 2016-06-01 | 东南大学 | Simple and split assembling type bolt fastening piece |
CN106894915A (en) * | 2017-03-24 | 2017-06-27 | 中国北方发动机研究所(天津) | A kind of variable cross-section engine body sutures bolt arrangement and its assembly technology |
CN107299931A (en) * | 2017-07-06 | 2017-10-27 | 海盐县通顺标准件厂 | A kind of modified form split assembled screw |
CN107339303A (en) * | 2017-09-04 | 2017-11-10 | 江西洪都航空工业集团有限责任公司 | Tighten bolt in a kind of one side for being used to close bonding pad |
CN112963426A (en) * | 2021-02-01 | 2021-06-15 | 中建三局集团有限公司 | Recyclable quick-release bolt for fixing template and use method thereof |
-
2016
- 2016-02-25 CN CN201620144242.2U patent/CN205605572U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105626641A (en) * | 2016-02-25 | 2016-06-01 | 东南大学 | Simple and split assembling type bolt fastening piece |
CN105626641B (en) * | 2016-02-25 | 2017-12-22 | 东南大学 | A kind of simple split assembled bolt fastener |
CN106894915A (en) * | 2017-03-24 | 2017-06-27 | 中国北方发动机研究所(天津) | A kind of variable cross-section engine body sutures bolt arrangement and its assembly technology |
CN106894915B (en) * | 2017-03-24 | 2018-06-08 | 中国北方发动机研究所(天津) | A kind of variable cross-section engine body suture bolt arrangement and its assembly technology |
CN107299931A (en) * | 2017-07-06 | 2017-10-27 | 海盐县通顺标准件厂 | A kind of modified form split assembled screw |
CN107339303A (en) * | 2017-09-04 | 2017-11-10 | 江西洪都航空工业集团有限责任公司 | Tighten bolt in a kind of one side for being used to close bonding pad |
CN112963426A (en) * | 2021-02-01 | 2021-06-15 | 中建三局集团有限公司 | Recyclable quick-release bolt for fixing template and use method thereof |
CN112963426B (en) * | 2021-02-01 | 2022-06-17 | 中建三局集团有限公司 | Recyclable quick-release bolt for fixing template and use method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205605572U (en) | Simple and easy components of a whole that can function independently assembled bolt fastener | |
CN105422582A (en) | Whole overturning single-edge bolt fastening piece | |
CN108571510B (en) | Turnover type unilateral bolt fastener | |
CN105626641A (en) | Simple and split assembling type bolt fastening piece | |
CN108571505B (en) | Deformation shrinkage self-recovery split type unilateral bolt fastener with round corners | |
CN108571507B (en) | Deformation shrinkage self-recovery split type unilateral bolt fastener with cambered surface | |
CN106089930A (en) | A kind of hydraulic driven unilateral bolt fastener installation tool | |
CN105563100B (en) | Disk guide rail slide block type split Nested-type single-side bolt fastener installation tool | |
CN105415282B (en) | Bevel gear drive type unilateral bolt fastener mounting tool | |
CN112894718B (en) | A rubber circle appurtenance for split type gasket | |
CN106224342A (en) | A kind of split nested type taper bolt securing member | |
CN104329350A (en) | Umbrella type unfolding bolt fastener for single-side installation of component | |
CN110936327B (en) | Thimble position adjustable unilateral bolt fastener mounting tool | |
CN108547844B (en) | Sectional type unilateral bolt fastener | |
CN203516350U (en) | Expansion bolt | |
CN204186740U (en) | Umbrella-type for the monolateral installation of component launches bolt fastener | |
CN209053335U (en) | A kind of lock pearl steel bar fast connecting joint | |
CN112576597A (en) | High-strength ball joint bolt | |
CN209552026U (en) | A kind of connection location structure and its prefabricated components molding die | |
CN103527592A (en) | Expansion bolt | |
CN208764081U (en) | A kind of guide rail slidingtype unilateral bolt fastener | |
CN108775321B (en) | Guide rail sliding type unilateral bolt fastener and use method thereof | |
CN111015566A (en) | Plate-shaped bending type split unilateral bolt fastener mounting tool | |
CN113863569B (en) | Assembled building wall structure | |
CN205799319U (en) | A kind of stopcock installs clamp structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170225 |
|
CF01 | Termination of patent right due to non-payment of annual fee |