CN209370279U - A kind of self-locking joint pin shaft - Google Patents
A kind of self-locking joint pin shaft Download PDFInfo
- Publication number
- CN209370279U CN209370279U CN201821967988.9U CN201821967988U CN209370279U CN 209370279 U CN209370279 U CN 209370279U CN 201821967988 U CN201821967988 U CN 201821967988U CN 209370279 U CN209370279 U CN 209370279U
- Authority
- CN
- China
- Prior art keywords
- pin shaft
- main body
- shaft main
- axis hole
- self
- 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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Abstract
The utility model discloses a kind of self-locking joint pin shafts, including the first pin shaft main body and the second pin shaft main body, and first is movably equipped with liner between pin shaft main body and the second pin shaft main body, the other side fixation of first pin shaft body interior offers axis hole, magnet is fixedly installed in the one side wall of axis hole inner cavity, several equidistant toothholders are offered in axis hole top sidewall, several equidistant springs are fixed at the top of second pin shaft main body, one end of several equidistant springs is fixedly connected to bucket tooth, the beneficial effects of the utility model are: passing through the spring and liner that are equipped with, it is convenient in disassembly, toothholder will not be caused to wear, increase service life, pass through the mating connection of the magnet and bucket tooth and toothholder that are equipped with, it is compact-sized during installation, it will not loosen, it causes inconvenient for use, pass through the first hexagonal (hexagon)nut being equipped with With the second hexagonal (hexagon)nut, it is convenient to pin removal and pulls pin.
Description
Technical field
The utility model relates to a kind of pin shaft, in particular to a kind of self-locking joint pin shaft.
Background technique
In self-locking joint, the place of two joints connection will use pin shaft, and current pin shaft be mostly using key with
Bucket tooth is connected with toothholder, and the cooperation of key and axis will seem inconvenience extremely when needing replacing, and replacement is often
It will lead to toothholder and abrasion deformation occur, connection is caused not fasten, influence using while existing pin shaft is when in use, all
It is used with pin shaft with guide, in self-locking joint movement, often because frictional force causes to fall off.
Utility model content
The purpose of this utility model is to provide a kind of self-locking joint pin shafts, to solve mentioned above in the background art tear open
The problem of unloading inconvenience, being easy to fall off.
To achieve the above object, the utility model provides the following technical solutions: a kind of self-locking joint pin shaft, including the first pin
The interspersed connection of shaft body and the second pin shaft main body, the first pin shaft main body and the second pin shaft main body, and the first pin shaft master
Gap between body and the second pin shaft main body is movably equipped with liner, and the side of the first pin shaft main body is fixedly connected with first
Hexagonal (hexagon)nut, the other side of the first pin shaft body interior, which is fixed, offers axis hole, solid in the one side wall of the axis hole inner cavity
Dingan County is equipped with magnet, offers several equidistant toothholders in the axis hole top sidewall, the second pin shaft main body it is another
Side is fixedly connected with the second hexagonal (hexagon)nut, several equidistant springs are fixed at the top of the second pin shaft main body, several
One end of a equidistant spring is fixedly connected to bucket tooth.
As a kind of optimal technical scheme of the utility model, the spacing between the adjacent toothholder and two two-phases two-by-two
Spacing between adjacent spring is equal.
As a kind of optimal technical scheme of the utility model, the diameter of the axis hole is greater than the straight of the second pin shaft main body
Diameter, and the depth of the axis hole is 2-3 centimetres.
As a kind of optimal technical scheme of the utility model, one end bending of the liner, and bending part position
At the first pin shaft main body and the second pin shaft body slit.
As a kind of optimal technical scheme of the utility model, the end point of the second pin shaft main body is fixed with magnetic
Stone, and the magnetite is connect with magnet magnetism.
Compared with prior art, the utility model has the beneficial effects that by the spring and liner that are equipped with, in disassembly
It is convenient, toothholder will not be caused to wear, increase service life, by the mating connection of the magnet and bucket tooth and toothholder that are equipped with,
It is compact-sized during installation, it will not loosen, cause inconvenient for use, pass through the first hexagonal (hexagon)nut and the second hexagonal spiral shell being equipped with
Cap is convenient to pin removal and pulls pin.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the second pin shaft of the utility model main body schematic diagram.
In figure: 1, the first pin shaft main body；2, the first hexagonal (hexagon)nut；3, the second pin shaft main body；4, the second hexagonal (hexagon)nut；5, tooth
Seat；6, magnet；7, axis hole；8, spring；9, bucket tooth；10, liner.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiment of description is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of self-locking joint pin shaft, including the first pin shaft main body 1 and second referring to FIG. 1-2,
The interspersed connection of pin shaft main body 3, the first pin shaft main body 1 and the second pin shaft main body 3, and the first pin shaft main body 1 and the second pin shaft main body 3
Between gap be movably equipped with liner 10, the side of the first pin shaft main body 1 is fixedly connected with the first hexagonal (hexagon)nut 2, the first pin
Other side fixation inside shaft body 1 offers axis hole 7, and magnet 6 is fixedly installed in the one side wall of 7 inner cavity of axis hole, and axis hole 7 pushes up
Several equidistant toothholders 5 are offered on the side wall in portion, the other side of the second pin shaft main body 3 is fixedly connected with the second hexagonal (hexagon)nut
4, the top of the second pin shaft main body 3 is fixed with several equidistant springs 8, and one end of several equidistant springs 8 is fixed
It is connected with bucket tooth 9.
Preferably, the spacing two-by-two between the spacing between adjacent toothholder 5 and adjacent spring 8 two-by-two is equal, so that
What is cooperated is more compact, connects stronger.
Preferably, the diameter of axis hole 7 is greater than the diameter of the second pin shaft main body 3, and the depth of the axis hole 7 is 2-3 lis
Rice, is easily installed the second pin shaft main body 3, so that cooperation is more compact.
Preferably, one end bending of liner 10, and bending part is located at the first pin shaft main body 1 and the second pin shaft main body 3 seam
It at gap, is convenient to extract out liner 10, the second pin shaft of quick-replaceable main body 3.
Preferably, the end point of the second pin shaft main body 3 is fixed with magnetite, and magnetite is connect with 6 magnetism of magnet, so that
The fastness that second pin shaft main body 3 is connect with the first pin shaft main body 1 is higher, prevents from loosening.
When specifically used, the first pin shaft main body 1 and the second pin shaft main body 3 are each passed through at the hole of self-locking joint, first
The axis hole 7 and the second pin shaft main body 3 being equipped with inside pin shaft main body 1 carry out interspersed connection, the toothholder 5 and the second pin at 7 top of axis hole
Bucket tooth 9 in shaft body 3 carries out ratcheting connection, then liner 10 is inserted into the first pin shaft main body 1 and the second pin shaft main body 3 is interted
It connects in the gap generated, since the bottom of bucket tooth 9 is equipped with spring 8, there is certain elasticity, the liner 10 of insertion makes first
10 one end bending of liner is located at the first pin shaft main body 1 and the second pin by 3 better tightness of pin shaft main body 1 and the second pin shaft main body
At 3 gap of shaft body, since the inside of axis hole 7 is equipped with magnet 6, the magnetite being fixed with the end point of the second pin shaft main body 3
Magnetic connection is carried out, connection is stronger, will not generate loosening.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of self-locking joint pin shaft, including the first pin shaft main body (1) and the second pin shaft main body (3), which is characterized in that described
One pin shaft main body (1) and the interspersed connection of the second pin shaft main body (3), and the first pin shaft main body (1) and the second pin shaft main body (3)
Between gap be movably equipped with liner (10), the side of the first pin shaft main body (1) is fixedly connected with the first hexagonal (hexagon)nut
(2), the internal other side fixation of the first pin shaft main body (1) offers axis hole (7), the one side wall of axis hole (7) inner cavity
On be fixedly installed with magnet (6), offer several equidistant toothholders (5) in axis hole (7) top sidewall, second pin
The other side of shaft body (3) is fixedly connected with the second hexagonal (hexagon)nut (4), is fixed at the top of the second pin shaft main body (3)
One end of several equidistant springs (8), several equidistant springs (8) is fixedly connected to bucket tooth (9).
2. a kind of self-locking joint pin shaft according to claim 1, it is characterised in that: two-by-two the adjacent toothholder (5) it
Between spacing it is equal with the spacing between adjacent spring (8) two-by-two.
3. a kind of self-locking joint pin shaft according to claim 1, it is characterised in that: the diameter of the axis hole (7) is greater than the
The diameter of two pin shaft main bodys (3), and the depth of the axis hole (7) is 2-3 centimetres.
4. a kind of self-locking joint pin shaft according to claim 1, it is characterised in that: one end bending of the liner (10),
And the bending part is located at the first pin shaft main body (1) and second pin shaft main body (3) gap.
5. a kind of self-locking joint pin shaft according to claim 1, it is characterised in that: the end of the second pin shaft main body (3)
Magnetite is fixed at head, and the magnetite is connect with magnet (6) magnetism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967988.9U CN209370279U (en) | 2018-11-28 | 2018-11-28 | A kind of self-locking joint pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967988.9U CN209370279U (en) | 2018-11-28 | 2018-11-28 | A kind of self-locking joint pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370279U true CN209370279U (en) | 2019-09-10 |
Family
ID=67833951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821967988.9U Expired - Fee Related CN209370279U (en) | 2018-11-28 | 2018-11-28 | A kind of self-locking joint pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370279U (en) |
-
2018
- 2018-11-28 CN CN201821967988.9U patent/CN209370279U/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: 20190910 Termination date: 20211128 |