CN206549177U - Constructional pieces connecting shaft - Google Patents
Constructional pieces connecting shaft Download PDFInfo
- Publication number
- CN206549177U CN206549177U CN201720201708.2U CN201720201708U CN206549177U CN 206549177 U CN206549177 U CN 206549177U CN 201720201708 U CN201720201708 U CN 201720201708U CN 206549177 U CN206549177 U CN 206549177U
- Authority
- CN
- China
- Prior art keywords
- fitting part
- fitting
- constructional pieces
- connecting shaft
- connecting portion
- 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
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- Joining Of Building Structures In Genera (AREA)
Abstract
A kind of constructional pieces connecting shaft, including the first fitting part, the second fitting part, the 3rd fitting part, the 4th fitting part and connecting portion；First fitting part connects second fitting part, second fitting part connects the connecting portion, the connecting portion connects the 3rd fitting part, 3rd fitting part connects the 4th fitting part, deformation groove is formed between first fitting part and the connecting portion and between the 4th fitting part and the connecting portion respectively, so as to form S type end sides in the end of the constructional pieces connecting shaft.Implement constructional pieces connecting shaft of the present utility model, when its shaft hole matching with constructional pieces, by deforming groove micro deformation occurs for fitting part, so as to provide the tension force for being capable of close-fitting, it is good fit so as to be realized on the basis of certain fit precision, and then simplify the setting of the axis hole of constructional pieces.
Description
Technical field
The utility model is related to building blocks field, more specifically to a kind of constructional pieces connecting shaft.
Background technology
Modular construction, mainly by the way that different constructional pieces are spliced, is combined with constituting a kind of of different shapes
Type structure, is conducive to culture space imagination and creativity.In existing modular construction, the combination side between different constructional pieces
Formula is varied, wherein there is a class to be to carry out the connection of two or more constructional pieces by connecting shaft.
The constructional pieces connecting shaft of existing design is usually cross axle.And the cross shaft hole set on cross axle and constructional pieces is led to
Frequently with close-fitting mode.Therefore the cross shaft hole of constructional pieces must become with elasticity, and close to ensure to coordinate, this will be greatly increased
The product structure of constructional pieces, causes production difficult.
The axis hole of required precision and good fit constructional pieces is disclosure satisfy that accordingly, it would be desirable to a kind of, and does not result in constructional pieces
The constructional pieces connecting shaft of complicatedization.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of constructional pieces
Connecting shaft, including the first fitting part, the second fitting part, the 3rd fitting part, the 4th fitting part and connecting portion；First close-fitting
Portion connects second fitting part, and second fitting part connects the connecting portion, and the connecting portion connects the 3rd close-fitting
Portion, the 3rd fitting part connects the 4th fitting part, between first fitting part and the connecting portion and described the
Deformation groove is formed between four fitting parts and the connecting portion respectively, so as to form S types end in the end of the constructional pieces connecting shaft
Face.
In constructional pieces connecting shaft described in the utility model, first fitting part, the second fitting part, the 3rd close-fitting
The close-fitting plane contacted with the inwall of the axis hole of constructional pieces is set respectively in portion, the 4th fitting part, and the close-fitting plane is just to institute
State deformation groove.
In constructional pieces connecting shaft described in the utility model, first fitting part parallel to the 4th fitting part and
The connecting portion, second fitting part is parallel to the 3rd fitting part.
In constructional pieces connecting shaft described in the utility model, first fitting part and second fitting part it
Between, and/or between the 3rd fitting part and the 4th fitting part slide fit fillet part is set respectively.
In constructional pieces connecting shaft described in the utility model, reinforcement is set in the deformation groove.
It is just right in the close-fitting plane of first fitting part in constructional pieces connecting shaft described in the utility model
The position of the reinforcement sets the first empty avoiding groove.
It is just right in the close-fitting plane of the 4th fitting part in constructional pieces connecting shaft described in the utility model
The position of the reinforcement sets the second empty avoiding groove.
Another technical scheme that the utility model solves the use of its technical problem is to construct a kind of constructional pieces connecting shaft, bag
Include the first fitting part, the second fitting part, the 3rd fitting part, the 4th fitting part and connecting portion；First fitting part connects institute
State the second fitting part, second fitting part connects the connecting portion, the connecting portion connects the 3rd fitting part, described the
Three fitting parts connect the 4th fitting part, between first fitting part and the connecting portion and the 4th fitting part and
Deformation groove is formed between the connecting portion respectively, so as to form S type end sides in the end of the constructional pieces connecting shaft；Described first
Fitting part, the second fitting part, the 3rd fitting part, contacted with the inwall of the axis hole of constructional pieces tight is set respectively on 4th fitting part
With plane, the close-fitting plane is just to the deformation groove；Between first fitting part and second fitting part, and/or
Slide fit fillet part is set respectively between the 3rd fitting part and the 4th fitting part；Set and strengthen in the deformation groove
Muscle, just sets in the close-fitting plane of first fitting part and/or the 4th fitting part to the position of the reinforcement
Put empty avoiding groove.
In constructional pieces connecting shaft described in the utility model, first fitting part parallel to the 4th fitting part and
The connecting portion, second fitting part is parallel to the 3rd fitting part.
Implement constructional pieces connecting shaft of the present utility model, when its shaft hole matching with constructional pieces, fitting part passes through deformation
Micro deformation occurs for groove, so that the tension force for being capable of close-fitting is provided, so as to can be realized on the basis of certain fit precision good
Adaptation, and then simplify the setting of the axis hole of constructional pieces.Preferably, by be arranged at deformation groove just to close-fitting plane, can be with
Preferably reach elastic appropriate good close fit requirement.Further, by setting slide fit fillet part, this reality can be caused
It can further be adapted to variously-shaped axis hole with new constructional pieces connecting shaft, such as it is circular, it is square etc..Further
Ground, by setting reinforcement, can strengthen the structural strength of constructional pieces connecting shaft described in the utility model.And in reinforcement
Correspondence position sets empty avoiding groove further to avoid reinforcement, so as to keep the structural strength of constructional pieces connecting shaft
On the basis of, realize elastic appropriate good fit.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation of the preferred embodiment of constructional pieces connecting shaft of the present utility model；
Fig. 2 is the sectional view of the constructional pieces connecting shaft shown in Fig. 1.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
Fig. 1 is the structural representation of the preferred embodiment of constructional pieces connecting shaft of the present utility model.Fig. 2 is shown in Fig. 1
The sectional view of constructional pieces connecting shaft.As shown in Figure 1-2, constructional pieces connecting shaft of the present utility model includes the first fitting part 10, the
Two fitting parts 20, the 3rd fitting part 30, the 4th fitting part 40 and connecting portion 50.First fitting part 10 connects described second
Fitting part 20, second fitting part 20 connects the connecting portion 50, and the connecting portion 50 connects the 3rd fitting part 30, institute
State the 3rd fitting part 30 and connect the 4th fitting part 40.In preferred embodiment as shown in Figure 1, first fitting part 10 is flat
Row is in the 4th fitting part 40 and connecting portion 50, and second fitting part 20 is parallel to the 3rd fitting part 30.Described
Formed between one fitting part 10 and the connecting portion 50 and respectively and become between 4th fitting part 40 and the connecting portion 50
Shape groove 60.So, the first fitting part 10, the second fitting part 20, the 3rd fitting part 30, the 4th fitting part 40, connecting portion 50 and
Strip is integrally formed in deformation groove 60, and cross section is the constructional pieces connecting shaft of S-shaped.It can be seen from Fig. 2, the utility model
Constructional pieces connecting shaft end formed S type end sides.
The length of constructional pieces connecting shaft of the present utility model, the width and the first fitting part, the second close-fitting for deforming groove
Portion, the 3rd fitting part, the surface configuration of the 4th fitting part can be configured according to the axis hole of its applicable constructional pieces.Based on this
The teaching of utility model, those skilled in the art can set the constructional pieces connecting shaft of various length, width, and shape with suitable
With different constructional pieces axis holes.Constructional pieces connecting shaft of the present utility model is preferred to use flexible material, such as plastic production.
Implement constructional pieces connecting shaft of the present utility model, when its shaft hole matching with constructional pieces, fitting part passes through deformation
Micro deformation occurs for groove, so that the tension force for being capable of close-fitting is provided, so as to can be realized on the basis of certain fit precision good
Adaptation, and then simplify the setting of the axis hole of constructional pieces.
In the preferred embodiment of the constructional pieces connecting shaft of the present utility model shown in Fig. 1, first fitting part 10,
On two fitting parts 20, the 3rd fitting part 30 and/or the 4th fitting part 40 inwall with the axis hole of constructional pieces can be set to connect respectively
Tactile close-fitting plane 11.The close-fitting plane 11 is just to the deformation groove 60.When constructional pieces connecting shaft inserts square axis hole,
Close-fitting plane 11 can set rectangularity, so as to be close to four walls of axis hole.By be arranged at deformation groove just to close-fitting plane,
Elastic appropriate good close fit requirement can preferably be reached.
In the preferred embodiment shown in Fig. 1, between first fitting part 10 and second fitting part 20, and/
Or slide fit fillet part 80 is set respectively between the 3rd fitting part 30 and the 4th fitting part 40.By setting slide fit to justify
Corner 80, can allow constructional pieces connecting shaft of the present utility model to be further adapted to other shapes such as circular, ellipse
The axis hole of shape.
In the preferred embodiment shown in Fig. 1, reinforcement 70 is set in the deformation groove 60, can so strengthen this practicality
The structural strength of new described constructional pieces connecting shaft.And in the close-fitting plane 11 of first fitting part 10 and/or institute
State and empty avoiding groove 12 just is set to the position of the reinforcement 70 in the close-fitting plane of the 4th fitting part 40.By setting empty avoiding recessed
Groove 12 can further avoid reinforcement, so as on the basis of the structural strength of constructional pieces connecting shaft is kept, realize elastic
Appropriate is good fit.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of constructional pieces connecting shaft, it is characterised in that including the first fitting part, the second fitting part, the 3rd fitting part, the 4th tight
With portion and connecting portion；First fitting part connects second fitting part, and second fitting part connects the connecting portion,
The connecting portion connects the 3rd fitting part, and the 3rd fitting part connects the 4th fitting part, first fitting part
Deformation groove is formed between the connecting portion and between the 4th fitting part and the connecting portion respectively, so that in the product
The end of wooden piece connecting shaft forms S type end sides.
2. constructional pieces connecting shaft according to claim 1, it is characterised in that first fitting part, the second fitting part,
The close-fitting plane contacted with the inwall of the axis hole of constructional pieces, the close-fitting plane are set respectively on three fitting parts, the 4th fitting part
Just to the deformation groove.
3. constructional pieces connecting shaft according to claim 2, it is characterised in that first fitting part is parallel to the described 4th
Fitting part and the connecting portion, second fitting part is parallel to the 3rd fitting part.
4. constructional pieces connecting shaft according to claim 3, it is characterised in that in first fitting part and described second tight
With between portion, and/or between the 3rd fitting part and the 4th fitting part, slide fit fillet part is set respectively.
5. constructional pieces connecting shaft according to claim 3, it is characterised in that reinforcement is set in the deformation groove.
6. constructional pieces connecting shaft according to claim 5, it is characterised in that put down in the close-fitting of first fitting part
The first empty avoiding groove just is set to the position of the reinforcement on face.
7. constructional pieces connecting shaft according to claim 5, it is characterised in that put down in the close-fitting of the 4th fitting part
The second empty avoiding groove just is set to the position of the reinforcement on face.
8. a kind of constructional pieces connecting shaft, it is characterised in that including the first fitting part, the second fitting part, the 3rd fitting part, the 4th tight
With portion and connecting portion；First fitting part connects second fitting part, and second fitting part connects the connecting portion,
The connecting portion connects the 3rd fitting part, and the 3rd fitting part connects the 4th fitting part, first fitting part
Deformation groove is formed between the connecting portion and between the 4th fitting part and the connecting portion respectively, so that in the product
The end of wooden piece connecting shaft forms S type end sides；First fitting part, the second fitting part, the 3rd fitting part, on the 4th fitting part
The close-fitting plane contacted with the inwall of the axis hole of constructional pieces is set respectively, and the close-fitting plane is just to the deformation groove；Described
Between first fitting part and second fitting part, and/or between the 3rd fitting part and the 4th fitting part respectively
Slide fit fillet part is set；Reinforcement is set in the deformation groove, in the institute of first fitting part and/or the 4th fitting part
State and empty avoiding groove just is set to the position of the reinforcement in close-fitting plane.
9. constructional pieces connecting shaft according to claim 8, it is characterised in that first fitting part is parallel to the described 4th
Fitting part and the connecting portion, second fitting part is parallel to the 3rd fitting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201708.2U CN206549177U (en) | 2017-03-02 | 2017-03-02 | Constructional pieces connecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201708.2U CN206549177U (en) | 2017-03-02 | 2017-03-02 | Constructional pieces connecting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206549177U true CN206549177U (en) | 2017-10-13 |
Family
ID=60362109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720201708.2U Expired - Fee Related CN206549177U (en) | 2017-03-02 | 2017-03-02 | Constructional pieces connecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206549177U (en) |
-
2017
- 2017-03-02 CN CN201720201708.2U patent/CN206549177U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 Termination date: 20210302 |