CN1492156A - Easily dismantling lateral tube fastener - Google Patents
Easily dismantling lateral tube fastener Download PDFInfo
- Publication number
- CN1492156A CN1492156A CNA031402739A CN03140273A CN1492156A CN 1492156 A CN1492156 A CN 1492156A CN A031402739 A CNA031402739 A CN A031402739A CN 03140273 A CN03140273 A CN 03140273A CN 1492156 A CN1492156 A CN 1492156A
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- China
- Prior art keywords
- tube plug
- transverse tube
- vertical tube
- plug
- hole
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- 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.)
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Abstract
The present invention relates to easily dismantled lateral tube fastener and aims at providing fast connection between the lateral tube and vertical tube in music instrument frame. The lateral tube fastener includes connecting part, lateral tube stopper, vertical tube stopper and inclined wedge. The lateral tube stopper is inside the lateral tube to be connected and has exposed upper part to clamp outer wall of the lateral tube, the vertical tube stopper is inside the vertical tube to be connected and has conic hole in the lower part, the inclined wedge is located inside and matched with the conic hole; the connecting part is made to penetrate through the lateral tube stopper and the vertical tube stopper, connected to the screw part inside the inclined wedge and rotation drawn to press the inclined wedge for expanding to fasten the inner wall of the vertical tube. The present invention can fasten lateral tube and vertical tube and is suitable for various music instrument frames.
Description
Affiliated technical field
The present invention draws and a kind of easy mounted-dismounted type transverse tube securing means, belongs to musical instrument product accessories technical field.
Background technique
As everyone knows, during good big a part of instrument playing or when placement all need a music stand.In the prior art, most of music stands are made up of transverse tube and vertical tube, and transverse tube and vertical tube adopt the mode of directly welding to link together.Have following shortcoming: music stand can not be split, and volume is big, and in the time will carrying musical instrument to other local performance or placement, because music stand transverse tube and vertical tube are affixed, entrained music stand will make the volume of vanning become big, be not easy to carry and assemble.
Summary of the invention
Purpose of the present invention, be can not dismounting and the volume problem that very much not is easy to carry, assembles in order to solve prior art music stand music stand, a kind of easy mounted-dismounted type transverse tube securing means is provided, this invention can tighten together the transverse tube and the vertical tube of music stand, thereby make music stand easy to assembly, be easy to carry.
In order to reach purpose of the present invention, can take following technological scheme: a kind of easy mounted-dismounted type transverse tube securing means, its structural feature is: comprise link, transverse tube plug, vertical tube plug, tapered wedges; The transverse tube plug is positioned at connected transverse tube, and its top is exposed and can be blocked the transverse tube outer wall; The vertical tube plug is positioned at and is connected vertical tube, and its underpart is provided with cone shape hole, and tapered wedges is positioned at the blank hole, and the shape of its shape and cone shape hole matches; Link passes transverse tube plug, vertical tube plug and is connected with spiral shell spare in the tapered wedges, tightens up link by rotation, and tapered wedges compressing vertical tube plug expands outwardly, and forces tight vertical tube inner tubal wall.
The present invention can also adopt following technological scheme technical solution problem:
Transverse tube portion beyond the Great Wall is the arc piece, and the shape of arc piece and transverse tube coincide, and the cross section is
Shape is porose on the medial axis of transverse tube plug; Vertical tube portion beyond the Great Wall is the arc piece, and arc piece cross section is
On the medial axis circular hole is arranged in the shape, vertical tube plug, vertical tube plug bottom is provided with cone shape hole, and circular hole links to each other with cone shape hole and communicates, and circular hole is above cone shape hole; Tapered wedges has circular hole in the tapered wedges in the cone shape hole of vertical tube plug, link links together transverse tube plug, vertical tube plug, tapered wedges.
In the hole of transverse tube plug, be provided with the nut countersunk head; Link is band nut countersunk head screw rod.
The transverse tube plug is as cylindrical or polygon cylindricality.
The curved shape in transverse tube plug bottom section
Can be placed in the vertical tube plug arc piece arc shaped surface.
The vertical tube plug is as cylindrical or polygon cylindricality.
The vertical tube arc piece of portion beyond the Great Wall has a groove, and two holes are arranged in the groove, and two hole bilateral symmetry distribute; Location and fixation can be played to transverse tube in groove and two holes.
There is projection parts inboard, both sides, vertical tube plug lower taper hole; Described projection, plays a part to hold up tapered wedges, in case tapered wedges falls down from cone shape hole not with transverse tube plug, vertical tube plug, when tapered wedges links together at screw.
Link is a screw, is provided with internal thread in the circular hole in the tapered wedges, and the internal thread that is provided with in screw and the circular hole screws; Or link is screw, and the circular hole in the tapered wedges is embedded with inner nut, and the nut of setting screws in screw and the circular hole.
Adopt invention to have following outstanding effect:
1, the present invention is owing to adopted the easy mounted-dismounted type design, transverse tube plug, vertical tube plug, link, tapered wedges are discrete part, music stand is transporting and transverse tube and vertical tube when idle can be placed apart, saved greatly transport, required space during idle music stand.Not only make music stand be easier to place and carry, and also quite easy when transverse tube and vertical tube are installed, and installation process is simple.
2, self-lock force of the present invention is big, does not have resilience during clamping, can very securely transverse tube and vertical tube be linked together, and part is simple, compact structure, beautiful shape.
Description of drawings
Fig. 1 is a user mode reference drawing of the present invention.
Fig. 2 is the sectional view of the embodiment of the invention 1.
Fig. 3 is the left view of the embodiment of the invention 1.
Fig. 4 is the plan view of the embodiment of the invention 1 vertical tube piston part part.
Embodiment
Fig. 2, Fig. 3, Fig. 4 constitute embodiments of the invention 1.As can be seen from Figure 1, the present embodiment major component comprises link (1), transverse tube plug (2), vertical tube plug (3), tapered wedges (4); Transverse tube plug (2) top is the arc piece, and the bottom is a transverse tube plug body, and arc piece cross section is
Shape, transverse tube plug be as cylindrical, the curved shape of transverse tube plug body bottom sectional
On the medial axis of transverse tube plug (2) porose (9), there is the nut countersunk head in the hole in (9); Vertical tube plug (3) top is the arc piece, and the bottom is a vertical tube plug body, and arc piece cross section is
Shape, the arc piece has a groove (10), two holes (11) are arranged in the groove, and two holes (11) bilateral symmetry distributes, and the material of vertical tube plug body is an elastic material, described vertical tube plug is as four side column shapes, vertical tube plug (3) has circular hole (8) on the interior medial axis, and bottom vertical tube plug body has cone shape hole (7), and the parts of cone shape hole (7) both sides have projection, circular hole (8) links to each other with cone shape hole (7) and communicates, and circular hole (8) is in the top of cone shape hole (7); Tapered wedges (4) is in the cone shape hole (7) of vertical tube plug (3), circular hole (6) is arranged in the tapered wedges (4), link (1) is socket head screw and nut (5), embedded nut (5) is arranged in the interior circular hole of tapered wedges (4) (6), and link links together transverse tube plug (2), vertical tube plug (3), tapered wedges (4); Transverse tube (12) is loaded onto transverse tube plug (2), vertical tube plug (3) is inserted into vertical tube (13) when interior, by screwing screw, relative movement takes place with vertical tube plug (3) in transverse tube plug (2), transverse tube plug (2) top arc piece and vertical tube plug (3) top arc piece clamp transverse tube, and tapered wedges (4) with vertical tube plug (3) relative movement takes place, tapered wedges (4) extruding vertical tube plug (3) cone shape hole (7), vertical tube plug (3) produces external tension force, compresses vertical tube (13) inwall.
The structural feature of the embodiment of the invention 2 is: the transverse tube plug is as four side column shapes, and the face of transverse tube plug body bottom is the plane, and the vertical tube plug is as cylindrical; In the interior circular hole of tapered wedges (4) (6) internal thread is arranged, link is socket head screw (1), and the internal thread in socket head screw (1) and the interior circular hole of tapered wedges (4) (6) is connected; All the other are with embodiment 1.
The structural feature of the embodiment of the invention 3 is: the transverse tube plug is as the triangle cylindricality, and the face of transverse tube plug body bottom is the plane; The vertical tube plug is as the triangle cylindricality, and embodiment's 1 described vertical tube is not provided with groove (10) and hole (11) on the arc piece of portion beyond the Great Wall; In the interior circular hole of tapered wedges (4) (6) internal thread is arranged, link is socket head screw (1), and the internal thread in socket head screw (1) and the interior circular hole of tapered wedges (4) (6) is connected; All the other are with embodiment 1.
Claims (9)
1. an easy mounted-dismounted type transverse tube securing means is characterized in that: comprise link (1), transverse tube plug (2), vertical tube plug (3), tapered wedges (4); Transverse tube plug (2) is positioned at connected transverse tube (12), and its top is exposed and can be blocked transverse tube (12) outer wall; Vertical tube plug (3) is positioned at and is connected vertical tube (13), and its underpart is provided with cone shape hole (7), and tapered wedges (4) is positioned at cone shape hole (7), and the shape of its shape and cone shape hole (7) matches; Link (1) passes transverse tube plug (2), vertical tube plug (3) and is connected with spiral shell spare in the tapered wedges (4), tightens up link (1) by rotation, and tapered wedges (4) is oppressed vertical tube plug (3) and expanded outwardly, and forces tight vertical tube (13) inner tubal wall.
2. according to right 1 described a kind of easy mounted-dismounted type transverse tube securing means, it is characterized in that: transverse tube plug (2) top is the arc piece, and the bottom is a transverse tube plug body, and arc piece cross section is
Shape, on the medial axis of transverse tube plug (2) porose (9), vertical tube plug (3) top is the arc piece, and the bottom is a vertical tube plug body, and arc piece cross section is
Shape, vertical tube plug (3) has circular hole (8) on the interior medial axis, bottom vertical tube plug body has cone shape hole (7), circular hole (8) links to each other with cone shape hole (7) and communicates, circular hole (8) is in the top of cone shape hole (7), tapered wedges (4) has circular hole (6) in the tapered wedges (4) in the cone shape hole (7) of vertical tube plug (3), link links together transverse tube plug (2), vertical tube plug (3), tapered wedges (4).
3. according to right 2 described a kind of easy mounted-dismounted type transverse tube securing meanss, it is characterized in that: in the hole (9) of transverse tube plug, be provided with the nut countersunk head; Link (1) is band nut countersunk head screw rod.
4. according to right 2 described a kind of easy mounted-dismounted type transverse tube securing meanss, it is characterized in that: the transverse tube plug is as cylindrical or polygon cylindricality.
5. according to right 2 described a kind of easy mounted-dismounted type transverse tube securing meanss, it is characterized in that: the vertical tube plug is as cylindrical or polygon cylindricality.
6. according to right 1 or 2 described a kind of easy mounted-dismounted type transverse tube securing meanss, it is characterized in that: the curved shape in transverse tube plug (2) body bottom section
Can be placed in vertical tube plug (3) the arc piece arc shaped surface.
7. according to right 1 or 2 described a kind of easy mounted-dismounted type transverse tube securing meanss, it is characterized in that: the arc piece on vertical tube plug (3) top has a groove (10), and two holes (11) are arranged in the groove (10), and two holes (11) bilateral symmetry distributes.
8. according to right 1 or 2 described a kind of easy mounted-dismounted type transverse tube securing meanss, it is characterized in that: there is projection inboard, vertical tube plug (3) lower taper hole (7).
9. according to right 1 described a kind of easy mounted-dismounted type transverse tube securing means, it is characterized in that: link (1) is a screw, is provided with internal thread in the circular hole (6) in the tapered wedges (4), and the internal thread that is provided with in screw and the circular hole (6) screws; Or link (1) is screw, and the circular hole in the tapered wedges is embedded with inner nut (5), and the nut (5) of setting screws in screw and the circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031402739A CN1492156A (en) | 2003-08-26 | 2003-08-26 | Easily dismantling lateral tube fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031402739A CN1492156A (en) | 2003-08-26 | 2003-08-26 | Easily dismantling lateral tube fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1492156A true CN1492156A (en) | 2004-04-28 |
Family
ID=34240267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031402739A Pending CN1492156A (en) | 2003-08-26 | 2003-08-26 | Easily dismantling lateral tube fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1492156A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728568A (en) * | 2013-12-19 | 2015-06-24 | 上银科技股份有限公司 | Multi-freedom-degree locking device of support arm |
-
2003
- 2003-08-26 CN CNA031402739A patent/CN1492156A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728568A (en) * | 2013-12-19 | 2015-06-24 | 上银科技股份有限公司 | Multi-freedom-degree locking device of support arm |
| CN104728568B (en) * | 2013-12-19 | 2016-11-09 | 上银科技股份有限公司 | The multiple degrees of freedom locked instrument of support arm |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |