CN205759722U - A kind of connecting pin and toy building set thereof - Google Patents
A kind of connecting pin and toy building set thereof Download PDFInfo
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- CN205759722U CN205759722U CN201620230380.2U CN201620230380U CN205759722U CN 205759722 U CN205759722 U CN 205759722U CN 201620230380 U CN201620230380 U CN 201620230380U CN 205759722 U CN205759722 U CN 205759722U
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- shaft
- connecting shaft
- connecting pin
- raised line
- outer peripheral
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Abstract
This utility model provides a kind of connecting pin, including connecting shaft；Being circumferentially provided with the spacing shaft shoulder along it in the outer peripheral sidewall of described connecting shaft, the described spacing shaft shoulder is between two ends of connecting shaft, and described connecting shaft is divided into the first shaft part and the second shaft part by the spacing shaft shoulder；Axially arranged raised line is had along it in the outer peripheral sidewall of described connecting shaft.The invention also discloses the toy building set including described connecting pin.The outer peripheral sidewall of described connecting pin is directly contacted with the inwall of connecting hole by raised line, the frictional force that raised line produces when with connecting hole contact internal walls, sets suitable damping due to rotation i.e. can to the rotation between connecting pin and connecting hole, the most not affect the installation of connecting shaft；On the other hand, this connected mode has certain regulating power, and the mismachining tolerance of single raised line can carry out offsetting by the miniature deformation of other raised lines and improves its stability connected simultaneously, reduces the requirement on machining accuracy to connecting pin.
Description
Technical field
This utility model relates to a kind of connecting pin and toy building set thereof.
Background technology
Modular construction, mainly by splicing different constructional pieces, to form a kind of combination of different shapes
Type structure, beneficially culture space imaginative power and creativity.Combination side in existing modular construction, between different constructional pieces
Formula is varied, and wherein having a class is to be carried out the connection of two or more constructional pieces by bearing pin, arranges on constructional pieces
There is connecting hole, realize connecting through connecting hole by bearing pin；Existing pin shaft structure is relatively simple, function singleness, poor universality, needs
Could realize effectively combining between constructional pieces by multiple bearing pins；On the other hand, existing bearing pin is for its diameter of axle and periphery
The requirement on machining accuracy of sidewall is relatively big, because being to be connect with face by face between existing bearing pin and the connecting hole of constructional pieces
Touching, the diameter of axle of bearing pin is slightly smaller, the connection between bearing pin and constructional pieces can be caused unstable, easily produce skew between constructional pieces；
The diameter of axle of bearing pin is slightly larger, causes installation difficulty, and constructional pieces cannot situation in relative rotation.
Utility model content
The problem existed for above-mentioned prior art, this utility model provides a kind of connecting pin and toy building set thereof, should
Connecting pin is by improving its structure, it is possible to realize the connection of multiple constructional pieces, improves its stability connected simultaneously, reduces even
The requirement on machining accuracy of pin.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is as follows:
There is provided a kind of connecting pin, including connecting shaft (1)；
It is circumferentially provided with the spacing shaft shoulder (3), the described spacing shaft shoulder (3) position along it in the outer peripheral sidewall of described connecting shaft (1)
Between two ends of connecting shaft (1), described connecting shaft (1) is divided into by the axial upper limit shaft shoulder (3) in connecting shaft (1)
First shaft part (11) and the second shaft part (12)；
Axially arranged raised line (4) is had along it in the outer peripheral sidewall of described connecting shaft (1).
Further, the quantity of described raised line (4) is multiple, and the plurality of raised line (4) is ring along the circumference of connecting shaft (1)
Shape matrix arrangement.
Further, in the outer peripheral sidewall of connecting shaft (1) same axial line along connecting shaft (1) be provided with multiple equidistant between
Raised line (4) every distribution.
Further, the end of described connecting shaft (1) is circumferentially provided with defining flange (7) along it.
Further, the end face of described connecting shaft (1) all having end face groove (6), described end face groove (6) is along connecting shaft
(1) end face extends to the internal direction of connecting shaft (1), and described end face groove (6) extends radially through connecting shaft along connecting shaft (1)
(1) outer peripheral sidewall.
Further, described connecting shaft (1) having along its center axis direction centre bore (5), described centre bore (5) is even
Two end faces of logical described connecting shaft (1)；Areole (2), described areole is had in the outer peripheral sidewall of described connecting shaft (1)
(2) connect with described centre bore (5).
Further, the first shaft part (11) is equal with the axial length of the second shaft part (12).
Further, described first shaft part (11) axial length is the twice of the second shaft part (12) axial length.
Further, in the outer peripheral sidewall of described first shaft part (11), axially length 1/2nd position arranges limited
Position salient point (8).
A kind of toy building set, including constructional pieces and a kind of connecting pin as above, described constructional pieces is provided with and institute
State connecting pin and connect the connecting hole combined.
This connecting pin is provided with raised line in its outer peripheral sidewall, and axially arranged along connecting pin of described raised line；When this connects
When pin is inserted in the connecting hole being matched therewith, the outer peripheral sidewall of described connecting pin is straight with the inwall of connecting hole by raised line
Contact, the frictional force that raised line produces when with connecting hole contact internal walls, i.e. can give the rotation between connecting pin and connecting hole
Set suitable damping due to rotation, the most do not affect the installation of connecting shaft；On the other hand, this connected mode has certain regulation energy
Power, the mismachining tolerance of single raised line can be offset by the miniature deformation of other raised lines, for the connection that cross section circularity is relatively low
Pin also can be configured by this connected mode, improve the error permissible value between connecting pin and connecting hole, reduce for
The requirement of connecting pin outer peripheral sidewall machining accuracy.
Accompanying drawing explanation
Fig. 1 is the structural representation of connecting pin in embodiment 3；
Fig. 2 is the front view of connecting pin in Fig. 1；
Fig. 3 is the structural representation of connecting pin in embodiment 2；
Fig. 4 is the structural representation of connecting pin in embodiment 4；
Fig. 5 is the sectional view of connecting pin in Fig. 4.
Reference in Figure of description is as follows:
1, connecting shaft；11, the first shaft part；12, the second shaft part；3, the spacing shaft shoulder；4, raised line；5, centre bore；6, end face groove；
7, defining flange；8, spacing salient point；9, areole.
Detailed description of the invention
In order to make this utility model be solved the technical problem that, technical scheme and beneficial effect clearer, below
In conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that described herein being embodied as
Example, only in order to explain this utility model, is not used to limit this utility model.
In description of the present utility model, it is to be understood that term " axially ", " circumferential ", " radially ", " length ", " width
Degree ", the orientation that indicates of " interior ", " outward " etc. or position relationship be based on orientation shown in the drawings or position relationship, merely to just
Describe in description this utility model and simplification rather than indicate or imply that the device of indication or element must have specific side
Position, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.In description of the present utility model
In, except as otherwise noted, " multiple " are meant that two or more.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
See shown in Fig. 1 and Fig. 2, the utility model discloses a kind of connecting pin, including connecting shaft 1；
Described connecting shaft 1 is near cylindrical structure, it is preferred to use plastic material is as the material of main part of connecting shaft 1.
Being circumferentially provided with the spacing shaft shoulder 3 along it in the outer peripheral sidewall of described connecting shaft 1, the described spacing shaft shoulder 3 is positioned at connection
Between two ends of axle 1, described connecting shaft 1 is divided into the first shaft part 11 and the second shaft part 12 by the spacing shaft shoulder 3；Described first
Shaft part 11 and the second shaft part 12 are respectively used to be connected from different constructional pieces, thus are connected into by different constructional pieces
Integrally, carry out spacing by the spacing shaft shoulder 3 between constructional pieces and connecting shaft 1 simultaneously, limit axial in connecting shaft 1 of constructional pieces
Displacement, it is to avoid connecting shaft 1 is directly through the connecting hole on constructional pieces.
The described spacing shaft shoulder 3 is the closed circle in the outer peripheral sidewall of connecting shaft 1, and the spacing shaft shoulder 3 is arranged to closed circular
Ring-type, to improve the bulk strength of connecting shaft 1, it is possible to preferably to bear constructional pieces moment of torsion at connecting shaft 1.
Axially arranged raised line 4 is had along it in the outer peripheral sidewall of described connecting shaft 1.
In the present embodiment, described raised line 4 is structure as a whole with connecting shaft 1, and raised line 4 can be by noting with connecting shaft 1 one
Molded, under this is arranged, described raised line 4 and the frictional force of connecting hole inwall and the elasticity of compression are by the material of connecting shaft 1 own certainly
Fixed.It should be noted that described raised line 4 can also be single external structure, fit in connecting shaft 1 by fixing for described raised line 4
Outer peripheral sidewall on, described raised line 4 is determined by himself material with frictional force and the elasticity of compression of connecting hole inwall.
When this connecting pin is inserted in the connecting hole being matched therewith, the outer peripheral sidewall of described connecting pin passes through raised line 4
Directly contact with the inwall of connecting hole, the frictional force that raised line 4 produces when with connecting hole contact internal walls, i.e. can give connecting pin with
Rotation between connecting hole sets suitable damping due to rotation, does not the most affect the installation of connecting shaft 1；On the other hand, this connected mode
Having certain regulating power, the mismachining tolerance of single raised line 4 can be offset by the miniature deformation of other raised lines 4, for
Circularity relatively low connecting pin in cross section also can be configured by this connected mode, improves the error between connecting pin and connecting hole
Permissible value, reduces the requirement for connecting pin outer peripheral sidewall machining accuracy.
In the present embodiment, the quantity of described raised line 4 is two or more, and described raised line 4 is along the circumference of connecting shaft 1
Matrix arrangement ringwise.
In the present embodiment, in the outer peripheral sidewall of connecting shaft (1), same axial line along connecting shaft (1) is provided with multiple etc.
Away from raised line (4) spaced apart, with an a length of full-length of a connecting hole, described first shaft part 11 and the second shaft part
The integral multiple of a length of full-length of 12, then raised line 4 is less than a full-length, and raised line 4 is positioned at 1 two standards of connecting shaft
The position of length handing-over, the length of the raised line 4 being positioned at connecting shaft 1 end or the spacing shaft shoulder 3 position shortens accordingly.
Raised line 4 is uniformly distributed in the outer peripheral sidewall of connecting shaft 1, beneficially connecting shaft 1 stress in all directions
Balance.
The end of described connecting shaft 1 is circumferentially provided with defining flange 7 along it, and described defining flange 7 is the periphery of connecting shaft 1
Carrying ring-type protrusion jaggy on sidewall, the relative diameter of described defining flange 7 connects more than in described connecting shaft 1 and constructional pieces
The diameter in hole, when connecting shaft 1 coordinates with constructional pieces, the end of connecting shaft 1 passes connecting hole, simultaneously by connecting shaft 1 end
Defining flange 7 protrude towards the outside, be fastened on the opposite side of connecting hole, coordinate with the described spacing shaft shoulder 3 and constructional pieces is carried out
Axial spacing of connecting shaft 1.
The end of described connecting shaft 1 is entering connecting hole when, owing to the diameter of defining flange 7 is more than the straight of connecting hole
Footpath, needs the end making connecting shaft 1 to produce flexure, so that defining flange 7 can pass through connecting hole, in order to realize connecting shaft
The flexure of 1 end, this utility model all has end face groove 6 on the end face of described connecting shaft 1, and described end face groove 6 is along connecting shaft 1
Internal direction from end face to connecting shaft 1 extend, described end face groove 6 is along the outer circumferential side extending radially through connecting shaft 1 of connecting shaft 1
Wall, the most described end face groove 6 is U-lag, the end face groove 6 center being projected through described connecting shaft 1 on the end face of connecting shaft 1
Axis, when defining flange 7 stress, the connecting shaft 1 end inward deflection of end face groove 6 both sides, end face groove 6 pressurized reduces so that
Connecting shaft 1 end enters in connecting hole.
Have centre bore 5 in described connecting shaft 1 along its center axis direction, described centre bore 5 connects described connecting shaft 1
Two end faces, described end face groove 6 connects with centre bore 5.Arrange the purpose of centre bore 5 be in order to reduce the weight of connecting shaft 1 and
Material cost, further increases the flexural property of connecting shaft 1 simultaneously.
As shown in Figure 4 and Figure 5, described connecting pin is flexible connection with the connecting hole of constructional pieces, in the present embodiment, described
Having areole 2 in the outer peripheral sidewall of connecting shaft 1, described areole 2 is strip hole, and described areole 2 is with described centre bore 5 even
Logical, described areole 2 is multiple, is separately positioned on the relative position in connecting shaft 1 outer peripheral sidewall, and described areole 2 and institute
State end face groove 6 to shift to install.
It should be noted that in this utility model, the axial length of described first shaft part 11 and the second shaft part 12 is respectively
Being determined by the summation of the axial length of the connecting hole of connected constructional pieces, described first shaft part 11 or the second shaft part 12 can connect
Connect one or more constructional pieces, on different constructional pieces the axial length of connecting hole can unanimously can be inconsistent, when the first shaft part 11 or
When second shaft part 12 connects multiple constructional pieces, it is that same central axis is overlapped, by first by the connecting hole of multiple constructional pieces
Shaft part 11 or the second shaft part 12 sequentially pass through the connecting hole of multiple constructional pieces and are fixed.
Below by way of specific embodiment, connecting pin in this utility model is illustrated:
Embodiment 1
A kind of preferred implementation of connecting pin in following this utility model, including connecting shaft 1；
Being circumferentially provided with the spacing shaft shoulder 3 along it in the outer peripheral sidewall of described connecting shaft 1, the described spacing shaft shoulder 3 is positioned at connection
Between two ends of axle 1, described connecting shaft 1 is divided into the first shaft part 11 and the second shaft part 12 by the spacing shaft shoulder 3；
Axially arranged raised line 4 is had along it in the outer peripheral sidewall of described connecting shaft 1.
The quantity of described raised line 4 is two or more, and described raised line 4 is arranged along the circumference matrix ringwise of connecting shaft 1
Row, raised line 4 quantity in same ring quasi array is 4.Axial along connecting shaft 1 of the different ring quasi array being made up of raised line 4
Equi-spaced apart is arranged.
The end of described connecting shaft 1 is circumferentially provided with defining flange 7 along it.
All have end face groove 6 on the end face of described connecting shaft 1, described end face groove 6 along the end face of connecting shaft 1 to connecting shaft 1
Internal direction extend, described end face groove 6 two ends are communicated in the outer peripheral sidewall of connecting shaft 1.
Have centre bore 5 in described connecting shaft 1 along its center axis direction, described centre bore 5 connects described connecting shaft 1
Two end faces.
Having areole 2 in the outer peripheral sidewall of described connecting shaft 1, the quantity of described areole 2 is 2, in connecting shaft 1
Being oppositely arranged in outer peripheral sidewall, described centre bore 5 connects with described areole 2 and end face groove 6 respectively.
Embodiment 2
As it is shown on figure 3, be a kind of preferred implementation of connecting pin in this utility model, it possesses big portion in embodiment 1
Dividing technical characteristic, its difference is:
The axial length of described first shaft part 11 is more than the axial length of described second shaft part 12, described first shaft part 11 He
Second shaft part 12 is respectively used to connect the constructional pieces with different connecting holes length, on described first shaft part 11 and the second shaft part 12
Constructional pieces be one, wherein the second shaft part 12 is for the connection of tabular constructional pieces, the first shaft part 11 and the second shaft part 12
The length of the connecting hole of the constructional pieces that axial length is the most corresponding is consistent.
End face groove 6 on described second shaft part 12 extends to the position of the spacing shaft shoulder 3 from the end face of the second shaft part 12.
Described areole 2 is positioned at the spacing shaft shoulder 3 position, and areole 2 is divided into two sections by the described spacing shaft shoulder 3.
This connecting pin can be used for the connection between the constructional pieces of two different sizes.
Embodiment 3
As it is shown in figure 1, be a kind of preferred implementation of connecting pin in this utility model, it possesses big portion in embodiment 1
Dividing technical characteristic, its difference is:
First shaft part 11 is equal with the axial length of the second shaft part 12, and described first shaft part 11 and the second shaft part 12 are used to
Connecting constructional pieces of the same race, the constructional pieces on described first shaft part 11 and the second shaft part 12 is one, described first shaft part 11 He
Second shaft part 12 structure is consistent, and is symmetrical arranged centered by the spacing shaft shoulder 3 position.
Described areole 2 is positioned at the spacing shaft shoulder 3 position, and areole 2 is divided into two sections by the described spacing shaft shoulder 3.
This connecting pin can be used for the connection between the constructional pieces of two same sizes.
Embodiment 4
As shown in Figure 4, for a kind of preferred implementation of connecting pin in this utility model, it possesses big portion in embodiment 1
Dividing technical characteristic, its difference is:
Described first shaft part 11 axial length is the twice of the second shaft part 12 axial length, described first shaft part 11 and second
Shaft part 12 is used to connect constructional pieces of the same race；An a length of full-length with a connecting hole；Described second shaft part 12
Axial length is a full-length, for connecting a constructional pieces；The axial length of described first shaft part 11 is two standards
Length, for connecting two constructional pieces.
In the outer peripheral sidewall of described first shaft part 11, axially length 1/2nd position is provided with spacing salient point 8, when
When first shaft part 11 is connected with two constructional pieces, by spacing salient point 8 between two constructional pieces, it is possible to two constructional pieces
Carry out spacing, it is to avoid the constructional pieces axial displacement on the first shaft part 11.
Described areole 2 is positioned on the first shaft part 11 its axial length 1/2nd position.
The invention also discloses a kind of toy building set, including constructional pieces and a kind of connecting pin as above, described building blocks
The connecting hole matched with described connecting pin it is provided with on part.
The structure of the connecting hole corresponding with described connecting pin is: described connecting hole is cylindrical hole, described connecting hole
Two ends are respectively arranged with circular groove, and the diameter of described circular groove is more than the diameter of connecting hole, the effect of described circular groove
It is the accommodating described spacing shaft shoulder 3 and described defining flange 7, reaches spacing effect；When connecting pin coordinates with connecting hole, make
Connecting pin and connecting hole are positioned on same axis, and described connecting pin inserts from one end of circular connecting hole, and the end of connecting pin is subject to
The extruding of connecting hole inwall bends, when the defining flange 7 of connecting pin end arrives at the circular groove of connecting hole one end, and limit
Position flange 7 expands to coordinate to produce with circular groove and is engaged effect, and the defining flange 7 on connecting pin is positioned at the circle of the connecting hole other end
In connected in star.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (10)
1. a connecting pin, it is characterised in that include connecting shaft (1)；
Being circumferentially provided with the spacing shaft shoulder (3) along it in the outer peripheral sidewall of described connecting shaft (1), the described spacing shaft shoulder (3) is positioned at even
Between two ends of spindle (1), described connecting shaft (1) is divided into first by the axial upper limit shaft shoulder (3) in connecting shaft (1)
Shaft part (11) and the second shaft part (12)；
Axially arranged raised line (4) is had along it in the outer peripheral sidewall of described connecting shaft (1).
A kind of connecting pin the most according to claim 1, it is characterised in that the quantity of described raised line (4) is multiple, described many
Individual raised line (4) is along the circumference matrix arrangement ringwise of connecting shaft (1).
A kind of connecting pin the most according to claim 1 and 2, it is characterised in that along connecting in the outer peripheral sidewall of connecting shaft (1)
The same axial line of axle (1) is provided with the raised line (4) of multiple equi-spaced apart distribution.
A kind of connecting pin the most according to claim 1, it is characterised in that the end of described connecting shaft (1) sets along its circumference
It is equipped with defining flange (7).
A kind of connecting pin the most according to claim 1, it is characterised in that all have end on the end face of described connecting shaft (1)
Face groove (6), described end face groove (6) extends along the end face of connecting shaft (1) to the internal direction of connecting shaft (1), described end face groove (6)
The outer peripheral sidewall extending radially through connecting shaft (1) along connecting shaft (1).
A kind of connecting pin the most according to claim 1, it is characterised in that along its center axis side in described connecting shaft (1)
To having centre bore (5), described centre bore (5) connects two end faces of described connecting shaft (1)；The periphery of described connecting shaft (1)
Having areole (2) on sidewall, described areole (2) connects with described centre bore (5).
A kind of connecting pin the most according to claim 1, it is characterised in that the first shaft part (11) and the axle of the second shaft part (12)
Equal to length.
A kind of connecting pin the most according to claim 1, it is characterised in that described first shaft part (11) axial length is second
The twice of shaft part (12) axial length.
A kind of connecting pin the most according to claim 8, it is characterised in that in the outer peripheral sidewall of described first shaft part (11)
Its axial length 1/2nd position is provided with spacing salient point (8).
10. a toy building set, it is characterised in that include constructional pieces and the one as described in any one in claim 1～9
Connecting pin, described constructional pieces is provided with and is connected the connecting hole combined with described connecting pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620230380.2U CN205759722U (en) | 2016-03-24 | 2016-03-24 | A kind of connecting pin and toy building set thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620230380.2U CN205759722U (en) | 2016-03-24 | 2016-03-24 | A kind of connecting pin and toy building set thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205759722U true CN205759722U (en) | 2016-12-07 |
Family
ID=57413412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620230380.2U Active CN205759722U (en) | 2016-03-24 | 2016-03-24 | A kind of connecting pin and toy building set thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205759722U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106582043A (en) * | 2016-12-27 | 2017-04-26 | 上海未来伙伴机器人有限公司 | Building block suite connected through shaft sleeve |
| CN106938143A (en) * | 2017-04-28 | 2017-07-11 | 上海未来伙伴机器人有限公司 | A kind of building blocks connection component and building blocks robot |
| KR20180080026A (en) * | 2017-01-03 | 2018-07-11 | 주식회사 이창의스쿨 | Block connectors for toys |
| CN112169356A (en) * | 2020-09-03 | 2021-01-05 | 汕头市成真教育科技有限公司 | Assembling building block connecting pin sleeve |
-
2016
- 2016-03-24 CN CN201620230380.2U patent/CN205759722U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106582043A (en) * | 2016-12-27 | 2017-04-26 | 上海未来伙伴机器人有限公司 | Building block suite connected through shaft sleeve |
| KR20180080026A (en) * | 2017-01-03 | 2018-07-11 | 주식회사 이창의스쿨 | Block connectors for toys |
| CN106938143A (en) * | 2017-04-28 | 2017-07-11 | 上海未来伙伴机器人有限公司 | A kind of building blocks connection component and building blocks robot |
| CN112169356A (en) * | 2020-09-03 | 2021-01-05 | 汕头市成真教育科技有限公司 | Assembling building block connecting pin sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Lefeng Inventor after: Wu Yumiao Inventor after: Xing Dingkai Inventor before: Liu Lefeng Inventor before: Wu Yumiao Inventor before: Xin Dingkai |
|
| CB03 | Change of inventor or designer information |