CN204419777U - A kind of splicing construction of cranking arm based on mortise-tenon joint - Google Patents
A kind of splicing construction of cranking arm based on mortise-tenon joint Download PDFInfo
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- CN204419777U CN204419777U CN201420792531.4U CN201420792531U CN204419777U CN 204419777 U CN204419777 U CN 204419777U CN 201420792531 U CN201420792531 U CN 201420792531U CN 204419777 U CN204419777 U CN 204419777U
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- tenon
- groove
- tongue
- mortise
- knee
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Abstract
The utility model embodiment discloses a kind of splicing construction of cranking arm based on mortise-tenon joint, for solving the technical problem that cannot meet the structure that existing brief template is cranked arm.The utility model is embodiment comprise: mobile jib and knee; Knee is arcuate structure, and two ends respectively include the first tenon of symmetric design; The knee of the first tenon rear end has the first tongue-and-groove; Mobile jib and the connecting end of knee have the second tongue-and-groove and coordinate mutually embedding with the first tenon; Mobile jib is also provided with the connecting end of knee and coordinates the second mutually embedding tenon with the first tongue-and-groove; Between first tongue-and-groove and the second tongue-and-groove, there is hollow part, for inserting the wedge nail tenon of flat pattern.
Description
Technical field
The utility model relates to structures to form technical field, particularly relates to a kind of splicing construction of cranking arm based on mortise-tenon joint.
Background technique
Mortise-tenon joint, be the Placement of a kind of concavo-convex combination adopted on two timber compoments, then projection is tenon (or tenon); Recess part is the fourth of the twelve Earthly Branches (or mortise, tongue-and-groove), and this is the main structure mode of Ancient Times in China building, furniture and other wooden apparatus.
Traditional mortise-tenon joint is generally the mortise-tenon joint of wooden frame structure and furniture, it is the mortise-tenon joint of " component+component ", when many bar-crossings link together, form the entirety integrated and possess support, the structure that support and aesthetic appearance are integrated, but traditional mortise-tenon joint structure, normally straight plug-type Splicing model, therefore, disconnected tenon is easily there is in the structure of the mortise-tenon joint that usual use is such when the extraneous factor such as being shaken, phenomenon out of joint and be shifted, simultaneously, tradition mortise-tenon joint node is owing to being more trend towards hinged varied rigid link, make using the structure of mortise-tenon joint to be all usually the design of horn structure, especially in the stability of the mortise-tenon joint of curved structure, among at present the arc materials being normally inserted in two interlockings mutually by wedge nail tenon of its technique cut, connection material can be made upper and lower, left and right does not offset and engages closely and is linked to be.
But among the mortise-tenon joint of above-mentioned curved structure cut by the arc materials that wedge nail tenon is inserted in two mutual interlockings, can make connection material up and down, left and right do not offset and engages technology the needs application be linked to be comparatively sturdy structure of cranking arm closely and just can make after wedge follows closely tenon insertion, could be durable, cannot meet the structure that existing brief template is cranked arm.
Model utility content
The utility model embodiment provides a kind of splicing construction of cranking arm based on mortise-tenon joint, for solving the technical problem that cannot meet the structure that existing brief template is cranked arm.
A kind of splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides, comprises mobile jib (1,6) and knee (2);
Described knee (2) is arcuate structure, and two ends respectively include first tenon (21) of symmetric design;
The described knee (2) of described first tenon (21) rear end has the first tongue-and-groove (22);
Described mobile jib (1,6) has the second tongue-and-groove (11,61) with the connecting end of described knee (2) and coordinates mutually embedding with described first tenon (21);
Described mobile jib (1,6) and the connecting end of described knee (2) are also provided with and coordinate mutually embedding the second tenon (12,62) with described first tongue-and-groove (22);
Between described first tongue-and-groove (22) Yu described second tongue-and-groove (11,61), there is hollow part (4), for inserting wedge nail tenon (3) of flat pattern.
Preferably,
Described knee (2) is two.
Preferably,
The described connecting end of two of described mobile jib (1) coordinates mutually embedding with two described knees (2).
Preferably,
Described wedge nail tenon (3) is trapezium structure.
Preferably,
Described first tenon (21) and described second tenon (12,62) all include uvula.
Preferably,
Described hollow part (4) is half ramp structure by described first tongue-and-groove (22) and described second tongue-and-groove (11,61) groove face.
Preferably,
Described first tongue-and-groove (22) and described second tongue-and-groove (11,61) groove inwall all has groove (5), coordinate mutually embedding with the uvula of described first tenon (21) and described second tenon (12,62).
Preferably,
The connecting end of described mobile jib (1,6) is curved structure, coordinates with described knee (2) cleanliness of arcuate structure.
Preferably,
Described mobile jib (1,6) is straight-bar.
Preferably,
The material of the described splicing construction of cranking arm based on mortise-tenon joint is bamboo or wood quality.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages:
A kind of splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides, comprises mobile jib and knee; Knee is arcuate structure, and two ends respectively include the first tenon of symmetric design; The knee of the first tenon rear end has the first tongue-and-groove; Mobile jib and the connecting end of knee have the second tongue-and-groove and coordinate mutually embedding with the first tenon; Mobile jib is also provided with the connecting end of knee and coordinates the second mutually embedding tenon with the first tongue-and-groove; Between first tongue-and-groove and the second tongue-and-groove, there is hollow part, for inserting the wedge nail tenon of flat pattern.In the present embodiment, by the second tenon of mobile jib and the first tongue-and-groove of knee, first tenon of mobile jib coordinates mutually embedding with the second tongue-and-groove of knee, and the wedge that the hollow part between the first tongue-and-groove and the second tongue-and-groove inserts flat pattern follows closely tenon, among the mortise-tenon joint not only solving the curved structure of prior art is cut by the arc materials that wedge nail tenon is inserted in two interlockings mutually, connection material can be made upper and lower, left and right do not offset and closely engage be linked to be technology needs application crank arm comparatively sturdy structure just can make wedge follow closely tenon insertion after, could be durable, and the technical problem of the structure that existing brief template is cranked arm cannot be met.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of splicing construction of cranking arm based on mortise-tenon joint of the utility model embodiment;
Fig. 2 is the structural representation of a kind of mobile jib of a kind of splicing construction of cranking arm based on mortise-tenon joint of the utility model embodiment;
Fig. 3 is the another kind of mobile jib structural representation of a kind of splicing construction of cranking arm based on mortise-tenon joint of the utility model embodiment;
Illustrate: mobile jib 1,6; Knee 2; First tenon 21; First tongue-and-groove 22; Second tongue-and-groove 11,61; Second tenon 12,62; Wedge nail tenon 3; Hollow part 4; Groove 5.
Embodiment
The utility model embodiment provides a kind of splicing construction of cranking arm based on mortise-tenon joint, for solving the technical problem that cannot meet the structure that existing brief template is cranked arm.
For making model utility object of the present utility model, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, the embodiments described below are only the utility model part embodiments, and the embodiment of not all.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Before consult Fig. 1 to 3, a kind of splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides, comprise mobile jib 1,6 and knee 2;
Knee 2 is arcuate structure, and two ends respectively include the first tenon 21 of symmetric design, are understandable that, the radian of the knee 2 of aforesaid arcuate structure can be corresponding with the DE of the material of knee 2, does not specifically limit herein;
The knee 2 of the first tenon 21 rear end having the first tongue-and-groove 22, as shown in Figure 1, it should be noted that, is a convex closure in the middle part of aforesaid knee 2, has the first tongue-and-groove 22 between this convex closure and aforesaid first tenon 21 for what offer;
Mobile jib 1,6 has the second tongue-and-groove 11,61 with the connecting end of knee 2 and coordinates mutually embedding with the first tenon 21;
Mobile jib 1,6 and the connecting end of knee 2 are also provided with and coordinate the second mutually embedding tenon 12,62 with the first tongue-and-groove 22, as shown in Figure 1, it should be noted that, is another convex closure in the middle part of aforesaid mobile jib 1, this convex closure and aforesaid second tenon 12, have the second tongue-and-groove 11,61 for what offer between 62;
Have hollow part 4 between first tongue-and-groove 22 and the second tongue-and-groove 11, for inserting the wedge nail tenon 3 of flat pattern, be understandable that, this wedge nail tenon 3 is trapezium structure further.
As shown in Figure 1, aforesaid knee 2 is two, is connected respectively with mobile jib 1 two ends as shown in Figure 2.
As shown in Figure 1 to Figure 3, the connecting end of two of aforesaid mobile jib 1 coordinates mutually embedding with two knees 2.
The splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides, the first tenon 21 and the second tenon 12,62 all include uvula.
Hollow part 4 is by the first tongue-and-groove 22 and the second tongue-and-groove 11,61 groove faces be half ramp structure, it should be noted that, aforesaid half ramp structure is the first tongue-and-groove 22 and the second tongue-and-groove 11,61 groove faces, namely groove bottom be designed to a half plane, half inclined-plane, and this inclined-plane is trapezoidal faces, to follow closely tenon 3 corresponding with the wedge of aforesaid trapezium structure.
The groove inwall of the first tongue-and-groove 22 and the second tongue-and-groove 11,61 all has groove 5, coordinates mutually embedding with the uvula of aforesaid first tenon 21 and the second tenon 12,62.
As shown in Figure 3, mobile jib 1, the connecting end of 6 is curved structure, coordinate with knee 2 cleanliness of arcuate structure, be understandable that, mobile jib 1 can be as shown in Figure 2, two ends have certain one end shown in the mobile jib of connecting end and Fig. 3 to be connecting end, no matter it should be noted that, be the mobile jib 1 shown in Fig. 2, or the mobile jib shown in Fig. 36, its connecting end is curved structure, should be noted that, the mobile jib 1,6 shown in Fig. 2 and Fig. 3 is straight-bar.
Based on the splicing construction of cranking arm of mortise-tenon joint.
Should be noted that, the material of a kind of splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides is bamboo or wood quality, can be such as the materials such as synthesis bamboo, specifically do not limit herein, and the present embodiment can be the design of " wood even does " visually formed, and does not specifically limit herein.
Be described in detail with the concrete splicing of splicing application scenarios to the structure shown in Fig. 1 below, application examples comprises:
By mobile jib 1, second tenon 12 of the connecting end of 6, the uvula of 62 inserts in the groove 5 of the first tongue-and-groove 22 inwall of knee 2, now uvula corresponding cooperation insertion second tongue-and-groove 11 of the first tenon 21 of knee 2, in the groove 5 of 61 inwalls, then the first tongue-and-groove 22 and the second tongue-and-groove 11, the corresponding coupling of one half plane of the groove face of 61, first tongue-and-groove 22 and the second tongue-and-groove 11, hollow part 4 is formed between the half inclined-plane of the groove face of 61, the wedge of the flat of trapezium structure nail tenon 3 is inserted aforesaid hollow part 4, be understandable that, no matter mobile jib 1, 6 all have connecting end for two ends, or single-endedly have connecting end, its connecting method is all as aforementioned identical.
It should be noted that; the design of a kind of splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides; can be applied to multiple fields; as the tables and chairs etc. of family property; include fillet, or pure structure circular design adopt the splicing construction of cranking arm based on mortise-tenon joint of the present embodiment all belong to the utility model protection domain.
A kind of splicing construction of cranking arm based on mortise-tenon joint that the utility model embodiment provides, comprises mobile jib 1, and 6 and knee 2; Knee 2 is arcuate structure, and two ends respectively include the first tenon 21 of symmetric design; The knee 2 of the first tenon 21 rear end has the first tongue-and-groove 22; Mobile jib 1,6 has the second tongue-and-groove 11,61 with the connecting end of knee 2 and coordinates mutually embedding with the first tenon 21; Mobile jib 1,6 and the connecting end of knee 2 are also provided with and coordinate the second mutually embedding tenon 12,62 with the first tongue-and-groove 22; First tongue-and-groove 22 and the second tongue-and-groove 11, has hollow part 4 between 61, for inserting the wedge nail tenon 3 of flat pattern.In the present embodiment, by mobile jib 1, second tenon 12 of 6, 62 with the first tongue-and-groove 22 of knee 2, mobile jib 1, first tenon 21 of 6 and the second tongue-and-groove 11 of knee 2, 61 cooperations are mutually embedding, and the first tongue-and-groove 22 and the second tongue-and-groove 11, hollow part 4 between 61 inserts the wedge nail tenon 3 of flat pattern, among the mortise-tenon joint not only solving the curved structure of prior art is cut by the arc materials that wedge nail tenon is inserted in two interlockings mutually, connection material can be made upper and lower, left and right do not offset and closely engage be linked to be technology needs application crank arm comparatively sturdy structure just can make wedge follow closely tenon insertion after, could be durable, and the technical problem of the structure that existing brief template is cranked arm cannot be met.
The above, above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (9)
1. based on a splicing construction of cranking arm for mortise-tenon joint, it is characterized in that, comprise mobile jib (1,6) and knee (2);
Described knee (2) is arcuate structure, and two ends respectively include first tenon (21) of symmetric design;
The described knee (2) of described first tenon (21) rear end has the first tongue-and-groove (22);
Described mobile jib (1,6) has the second tongue-and-groove (11,61) with the connecting end of described knee (2) and coordinates mutually embedding with described first tenon (21);
Described mobile jib (1,6) and the connecting end of described knee (2) are also provided with and coordinate mutually embedding the second tenon (12,62) with described first tongue-and-groove (22);
Between described first tongue-and-groove (22) Yu described second tongue-and-groove (11,61), there is hollow part (4), for inserting wedge nail tenon (3) of flat pattern.
2. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that, described knee (2) is two.
3. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that,
The described connecting end of two of described mobile jib (1) coordinates mutually embedding with two described knees (2).
4. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that, described wedge nail tenon (3) is trapezium structure.
5. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that, described first tenon (21) and described second tenon (12,62) all include uvula.
6. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that, described hollow part (4) is half ramp structure by described first tongue-and-groove (22) and described second tongue-and-groove (11,61) groove face.
7. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that,
Described first tongue-and-groove (22) and described second tongue-and-groove (11,61) groove inwall all has groove (5), coordinate mutually embedding with the uvula of described first tenon (21) and described second tenon (12,62).
8. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that, the connecting end of described mobile jib (1,6) is curved structure, coordinates with described knee (2) cleanliness of arcuate structure.
9. the splicing construction of cranking arm based on mortise-tenon joint according to claim 1, is characterized in that, described mobile jib (1,6) is straight-bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792531.4U CN204419777U (en) | 2014-12-13 | 2014-12-13 | A kind of splicing construction of cranking arm based on mortise-tenon joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792531.4U CN204419777U (en) | 2014-12-13 | 2014-12-13 | A kind of splicing construction of cranking arm based on mortise-tenon joint |
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| Publication Number | Publication Date |
|---|---|
| CN204419777U true CN204419777U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420792531.4U Expired - Fee Related CN204419777U (en) | 2014-12-13 | 2014-12-13 | A kind of splicing construction of cranking arm based on mortise-tenon joint |
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| CN (1) | CN204419777U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454836A (en) * | 2014-12-13 | 2015-03-25 | 方海 | Mortise and tenon connection based crank arm splicing structure |
| CN112441173A (en) * | 2019-08-27 | 2021-03-05 | 爱地雅工业股份有限公司 | Rod connecting device, bicycle frame comprising rod connecting device and assistant bicycle frame |
-
2014
- 2014-12-13 CN CN201420792531.4U patent/CN204419777U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454836A (en) * | 2014-12-13 | 2015-03-25 | 方海 | Mortise and tenon connection based crank arm splicing structure |
| CN112441173A (en) * | 2019-08-27 | 2021-03-05 | 爱地雅工业股份有限公司 | Rod connecting device, bicycle frame comprising rod connecting device and assistant bicycle frame |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20181213 |