CN201475104U - Pipe connecting mechanism - Google Patents
Pipe connecting mechanism Download PDFInfo
- Publication number
- CN201475104U CN201475104U CN2009203095811U CN200920309581U CN201475104U CN 201475104 U CN201475104 U CN 201475104U CN 2009203095811 U CN2009203095811 U CN 2009203095811U CN 200920309581 U CN200920309581 U CN 200920309581U CN 201475104 U CN201475104 U CN 201475104U
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- CN
- China
- Prior art keywords
- transverse tube
- leg
- hole
- pipe fitting
- nut
- 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 - Lifetime
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Abstract
The utility model discloses a pipeline connecting mechanism which is fixedly connected with a transverse tube and a longitudinal tube, wherein one end of the longitudinal tube forms a supporting foot, and at least one through hole is respectively arranged at the left side and the right side of the supporting foot; the inner wall of the transverse tube is grafted with a nut rack in an approaching way, the nut rack comprises a base plate, the transverse tube and the base plate are both provided with a through hole which corresponds to the through hole of the supporting foot, and the periphery of the base plate through hole extends to one side that is away from the inner wall of the transverse tube, thus forming a nut; and the supporting foot, the transverse tube and the nut rack are fixed by bolts which are respectively locked with all nuts. The pipeline connecting mechanism has high connecting intensity, high safety performance, beautiful appearance and convenient installation.
Description
Technical field
The utility model relates to a kind of bindiny mechanism, refers to a kind of bindiny mechanism of pipe fitting especially.
Background technique
When the equipment that assembling iron bed, sports equipment etc. are loaded bigger,, therefore, should improve the join strength of connection part as much as possible for avoiding the loosening accident that meets accident of connection part.The Placement of existing pipe fitting is generally on transverse tube and longitudinal tubule (L tubule) through hole is set, and then uses screw bolt and nut to be connected and fixed.But in above-mentioned Placement, screw bolt and nut all breaks in the outside of pipe fitting, and profile is not attractive in appearance, and user easily damages; In addition, connect, in use,, can cause bolt looseness to come off in case longitudinal tubule (L tubule) or transverse tube deform because the various connection parts between transverse tube and the longitudinal tubule (L tubule) are simple point.
For improving the join strength of pipe fitting, CN2881181Y discloses a kind of pipe fitting connection mechanism of sports equipment, it comprises a main connection pipe fitting, one with the vertically disposed connecting tube of this main connection pipe fitting and a upper cover plate that is installed in this main connection pipe fitting, the outside of the connection part of this connecting tube is installed with a lower plate cover corresponding with this upper cover plate, then uses two lock firmwares to combine this main connection pipe fitting and this connecting tube by this upper cover plate with the locking of this time cover plate.Even above-mentioned structure also can keep strong connection when stressed, pipe fitting slight deformation for a long time, can improve the join strength of pipe fitting greatly.But above-mentioned structure still exists nut, screw rod etc. to break in the pipe fitting outside, the inaesthetic problem of profile.
For obtaining bindiny mechanism more attractive in appearance, nut can be welded in advance or is riveted on the inwall of transverse tube.Yet when using welded nut, because nut is welded on the iron pipe inwall in advance, in follow-up powder injection process, having dusts on a small quantity enters screw inside, influences the continuity of screw thread, bolt occurs and is difficult to lock the problem of knot on nut; It is stressed undesirable to use riveting nut then to exist, loosening easily problem.
The model utility content
The purpose of this utility model is to provide a kind of bindiny mechanism of novel pipe fitting, to solve the above-mentioned problems in the prior art.The join strength height of the bindiny mechanism of this pipe fitting, Safety performance height, beautiful shape, easy for installation.
For achieving the above object, technical solution of the present utility model is:
A kind of bindiny mechanism of pipe fitting, its a fixedly connected transverse tube and longitudinal tubule (L tubule) is characterized in that: an end of described longitudinal tubule (L tubule) forms a leg, and the left and right sides of this leg is respectively arranged with the through hole of at least one; The inwall of described transverse tube is abutted against a nut frame, this nut frame comprises a substrate, be provided with the through hole corresponding on described transverse tube and the described substrate with the leg through hole, the periphery of described substrate through-hole extends to form a nut to the side away from described transverse tube inwall, described leg, transverse tube and the nut frame bolt by locking knot respectively with each nut.
In the utility model, the shape and the material of described transverse tube and longitudinal tubule (L tubule) are not limit, and its shape is generally selected square, rectangular or other polygonal cylinder of hollow for use, and its material then is generally steel, preferably uses stainless steel.
In the alternate embodiment of the present utility model, the through hole that is provided with on described leg, transverse tube, the substrate is a screw.
Preferably, the side shape near described transverse tube outer wall on the described leg matches with the shape of transverse tube outer wall, and the side shape near described transverse tube inwall on the described nut frame matches with the shape of transverse tube inwall.
Further preferably, the side shape away from described transverse tube inwall on this nut frame is not limit, and the side shape away from described transverse tube outer wall on the described leg is not limit.
In the preferred embodiment of the present utility model, described transverse tube is a square tubular, and it is tabular that described nut frame and described leg are level.
In the preferred embodiment of the present utility model, described transverse tube is a circular pipe, and the side near described transverse tube inwall on the described nut frame forms the circular arc that cooperates with it, and the side near described transverse tube outer wall on the described leg forms the circular arc that cooperates with it.
In the preferred embodiment of the present utility model, in the installation process of iron pipe, assemble voluntarily for ease of the Consumer, need be with the nut frame pre-aligned and be fixed on the transverse tube.Therefore, a location screw can also be set respectively on described nut frame and the transverse tube, described nut frame and described transverse tube are fixed with the screw rod of described positioning screw hole lock knot by one; Certainly, the mode of above-mentioned use screw fastening knot also can realize by other Placement, as utilizes the mode of inserted link and jack to realize, the bayonet end of described inserted link is flexible member or deformable piece.During installation, only need inserted link is plugged in the jack that is provided with on nut frame and the transverse tube, the nut frame can be positioned at the inboard of described transverse tube.
In the preferred embodiment of the present utility model, the through hole that is provided with on described longitudinal tubule (L tubule) leg, transverse tube and the nut frame distribution that is centrosymmetric, described positioning screw hole is arranged on the symmetry center of described through hole.Like this, when the connection of finishing pipe fitting, screw rod can be hidden to longitudinal tubule (L tubule), and does not influence the outward appearance of pipe fitting.
In the preferred embodiment of the present utility model, the moulding of described nut frame integrally casting.
In the preferred embodiment of the present utility model, between bolt and the leg, between leg and the transverse tube, and be provided with pad between transverse tube and the nut frame.
By above-mentioned description to the utility model structure as can be known, compare with background technique, the beneficial effects of the utility model are:
One, the join strength height of the bindiny mechanism of this pipe fitting, Safety performance height, beautiful shape, easy for installation;
Its two, this bindiny mechanism is applicable to the connection and the installation of the pipe fitting of Any shape, applicability is strong;
Its three, the nut frame can be finished at pipe fitting and reinstall pipe fitting inside after dusting, thus need not to worry bolt occurs and is difficult to lock the situation of knot on nut;
Its four, the nut frame can be mounted to the transverse tube inboard that is provided with screw or jack in advance by screw rod or inserted link etc., the person of being easy to use assembles voluntarily and uses.
Description of drawings
Fig. 1 is a kind of perspective view of iron bed;
Fig. 2 is embodiment 1 the structural representation of bindiny mechanism under assembled state;
Fig. 3 is embodiment 1 the structural representation of bindiny mechanism under disassembled form;
Fig. 4 is the sectional view that embodiment 1 is abutted against the transverse tube that a nut frame is arranged;
Fig. 5 is the schematic perspective view of nut frame;
Fig. 6 is to use a screw rod nut frame to be fixed to the schematic representation of transverse tube inboard.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
As shown in Fig. 1 and Fig. 2, a kind of bindiny mechanism of pipe fitting, a transverse tube 1 of its fixedly connected iron bed and a longitudinal tubule (L tubule) 2, transverse tube 1 and longitudinal tubule (L tubule) 2 are square steel pipe.
As shown in Fig. 3 and Fig. 5, an end of longitudinal tubule (L tubule) 2 forms one and is the tabular leg of level 21, and two through holes 22 that are symmetrically distributed along the longitudinal tubule (L tubule) central shaft are set on the leg 21.The inwall of transverse tube 1 is abutted against a nut frame 11, nut frame 11 comprises that one is the tabular substrate of level 111, transverse tube 1 is provided with two through holes 12 corresponding with leg through hole 22, then be provided with two through holes 112 corresponding on the substrate 111 with leg through hole 22, wherein, the periphery of two substrate through-holes 112 extends to form a nut 116 to the side away from the transverse tube inwall, bolt 114 passes through hole 22, through hole 12 and the through hole 112 that is arranged at respectively on leg 21, transverse tube 1 and the nut frame 11, and then the lock knot is fixed on the nut 116.
As shown in Fig. 4 and Fig. 6, for nut frame 11 is pre-aligned and be fixed on the transverse tube 1, in position one screw 13 is set on the transverse tube 1 corresponding to two transverse tube through hole 12 symmetry center, then one screw 113 is set on the substrate 111, then uses screw rod 115 lock knots that have end thread to be fixed in screw 13 and the screw 113 in position corresponding to two substrate through-hole 112 symmetry center.
In the alternate embodiment of the present utility model, between bolt 114 and the leg 21, between leg 21 and the transverse tube 1, and be provided with the pad (not shown) between transverse tube 1 and the nut frame 11.
The foregoing description is the utility model preferred implementation; but mode of execution of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (8)
1. the bindiny mechanism of a pipe fitting, its a fixedly connected transverse tube and longitudinal tubule (L tubule) is characterized in that: an end of described longitudinal tubule (L tubule) forms a leg, and the left and right sides of this leg is respectively arranged with the through hole of at least one; The inwall of described transverse tube is abutted against a nut frame, this nut frame comprises a substrate, be provided with the through hole corresponding on described transverse tube and the described substrate with the leg through hole, the periphery of described substrate through-hole extends to form a nut to the side away from described transverse tube inwall, described leg, transverse tube and the nut frame bolt by locking knot respectively with each nut.
2. according to the bindiny mechanism of the pipe fitting described in the claim 1, it is characterized in that: the through hole that is provided with on described leg, transverse tube, the substrate is a screw.
3. according to the bindiny mechanism of the pipe fitting described in the claim 1, it is characterized in that: the side shape near described transverse tube outer wall on the described leg matches with the shape of transverse tube outer wall, and the side shape near described transverse tube inwall on the described nut frame matches with the shape of transverse tube inwall.
4. according to the bindiny mechanism of the pipe fitting described in the claim 3, it is characterized in that: described transverse tube is a square tubular, and it is tabular that described nut frame and described leg are level.
5. according to the bindiny mechanism of the pipe fitting described in the claim 3, it is characterized in that: described transverse tube is a circular pipe, side near described transverse tube inwall on the described nut frame forms the circular arc that cooperates with it, and the side near described transverse tube outer wall on the described leg forms the circular arc that cooperates with it.
6. according to the bindiny mechanism of the pipe fitting described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that: a location screw also is set respectively on described nut frame and the transverse tube, and described nut frame and described transverse tube are fixed with the screw rod of described positioning screw hole lock knot by one.
7. according to the bindiny mechanism of the pipe fitting described in the claim 6, it is characterized in that: the through hole that is provided with on described longitudinal tubule (L tubule) leg, transverse tube and the nut frame distribution that is centrosymmetric, described positioning screw hole is arranged on the symmetry center of described through hole.
8. according to the bindiny mechanism of the pipe fitting described in the claim 7, it is characterized in that: between bolt and the leg, between leg and the transverse tube, and be provided with pad between transverse tube and the nut frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203095811U CN201475104U (en) | 2009-09-03 | 2009-09-03 | Pipe connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203095811U CN201475104U (en) | 2009-09-03 | 2009-09-03 | Pipe connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201475104U true CN201475104U (en) | 2010-05-19 |
Family
ID=42411351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203095811U Expired - Lifetime CN201475104U (en) | 2009-09-03 | 2009-09-03 | Pipe connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201475104U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295575A (en) * | 2013-11-09 | 2015-01-21 | 郑州宇通客车股份有限公司 | Square profile butt joint method and connection structure |
| CN106678141A (en) * | 2017-02-24 | 2017-05-17 | 山东省纺织科学研究院 | Device for conveying positioning nut in inner cavity of square tube and using method of device |
| CN108019402A (en) * | 2016-10-28 | 2018-05-11 | 上海屹韧铁艺有限公司 | A kind of stainless steel connects inventive structure |
| CN109648519A (en) * | 2019-01-24 | 2019-04-19 | 武汉格罗夫氢能汽车有限公司 | A kind of the installation equipment and installation method of profile built-in nut |
-
2009
- 2009-09-03 CN CN2009203095811U patent/CN201475104U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295575A (en) * | 2013-11-09 | 2015-01-21 | 郑州宇通客车股份有限公司 | Square profile butt joint method and connection structure |
| CN108019402A (en) * | 2016-10-28 | 2018-05-11 | 上海屹韧铁艺有限公司 | A kind of stainless steel connects inventive structure |
| CN106678141A (en) * | 2017-02-24 | 2017-05-17 | 山东省纺织科学研究院 | Device for conveying positioning nut in inner cavity of square tube and using method of device |
| CN106678141B (en) * | 2017-02-24 | 2019-05-14 | 山东省纺织科学研究院 | A kind of utensil and its application method of square tube inner cavity conveying location nut |
| CN109648519A (en) * | 2019-01-24 | 2019-04-19 | 武汉格罗夫氢能汽车有限公司 | A kind of the installation equipment and installation method of profile built-in nut |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100519 |
|
| CX01 | Expiry of patent term |