CN208216909U - A kind of motor tricycle headstock - Google Patents
A kind of motor tricycle headstock Download PDFInfo
- Publication number
- CN208216909U CN208216909U CN201721728213.1U CN201721728213U CN208216909U CN 208216909 U CN208216909 U CN 208216909U CN 201721728213 U CN201721728213 U CN 201721728213U CN 208216909 U CN208216909 U CN 208216909U
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- CN
- China
- Prior art keywords
- layer
- lower connecting
- rod
- upper junction
- connecting plate
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of motor tricycle headstocks, including middle shaft, the upper junction plate and lower connecting plate being set side by side up and down, the middle part of the upper junction plate is equipped with axis hole, the rod aperture of the lower connecting plate being respectively arranged on the left side and the right side for being inserted into for fork arm, axisymmetrical of the axis of two rod aperture based on axis hole, axle sleeve is fixed between the axis hole and lower connecting plate, rod set is fixed between the rod aperture and upper junction plate, the middle shaft coaxially protrudes into axis hole and axle sleeve and is fixedly connected, the top of the middle shaft is successively arranged with clamp nut and tapered sleeve from top to bottom, the tapered sleeve is welded and fixed with handle, the clamp nut is bolted in middle shaft and compresses tapered sleeve, reinforcing rod is fixed between the upper junction plate and lower connecting plate and positioned at position of the axle sleeve respectively between two rod sets, two reinforcing rods are symmetrical arranged；The utility model structural strength with higher, effectively prolongs the service life, and reduces use cost.
Description
Technical field
The utility model relates to tricycle field of components, in particular to a kind of motor tricycle headstock.
Background technique
Motor tricycle headstock includes handle, middle shaft and front fork connector, and handle is fixed on middle shaft top, and front fork connects
Fitting is connected to middle shaft and fork arm, and middle shaft controls direction, and fork arm is connected to the axis of wheel；Existing front fork connector one
As include that the front forks of two plates connects bulk-breaking, front fork connection bulk-breaking is all provided with there are three hole, and two front forks connection bulk-breakings are arranged up and down
It arranges, is connected between corresponding aperture by axle sleeve；However, the structural strength of two front fork connection bulk-breakings is insufficient, before often occurring in the structure
The case where fork connection bulk-breaking forced breakage, leads to the reduced service life of front fork connector, increase consumer's use cost.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of motor tricycle headstock, it is with higher
Structural strength effectively prolongs the service life, and reduces use cost.
A kind of motor tricycle headstock provided by the utility model, including handle, middle shaft, the up and down upper company that is set side by side
The middle part of fishplate bar and lower connecting plate, the upper junction plate is equipped with axis hole, and being respectively arranged on the left side and the right side for the lower connecting plate is used for
For the rod aperture of fork arm insertion, the axis of two rod aperture is fixed between the axis hole and lower connecting plate based on the axisymmetrical of axis hole
Axle sleeve, is fixed with rod set between the rod aperture and upper junction plate, the middle shaft coaxially protrudes into axis hole and axle sleeve and is fixedly connected,
The top of the middle shaft is successively arranged with clamp nut and tapered sleeve from top to bottom, and the tapered sleeve is welded and fixed with handle, described
Clamp nut be bolted in middle shaft and compress tapered sleeve, between the upper junction plate and lower connecting plate and be located at axle sleeve respectively with two bars
Position between set is fixed with reinforcing rod, and two reinforcing rods are symmetrical arranged.
As a further improvement, the axle sleeve, rod set and reinforcing rod pass through welding manner and upper junction plate and lower company
Fishplate bar is connected.
As a further improvement, the surface of the handle is equipped with protective layer group, and the protective layer group includes Zi in outer
Pickling layer, erosion resistant coating and the wearing layer set gradually.
As a further improvement, the erosion resistant coating includes anti-corrosion internal layer and asepticised outer layer, and the anti-corrosion internal layer is epoxy
Resinous coat, the asepticised outer layer are phosphorization membrane.
As a further improvement, the wearing layer is tungsten carbide coating.
As a further improvement, the anti-corrosion internal layer surface opposite with asepticised outer layer is in the corrugated mutually agreed with.
As a further improvement, damp-proof layer is additionally provided with outside the wearing layer, the damp-proof layer is PVC membrane waterproofing.
The utility model has following advantageous effects:
Axis hole is arranged in a kind of motor tricycle headstock of the utility model, upper junction plate, and lower connecting plate is arranged rod aperture, can subtract
The setting of few unrelated through-hole, to avoid causing upper junction plate, lower connecting plate the damage in structure；In addition, upper junction plate with
Between lower connecting plate other than being connected with axle sleeve, rod set, it is also additionally arranged reinforcing rod, upper junction plate and lower connection can be effectively improved
The bonding strength of plate, while handle and the bonding strength of middle shaft are also improved, so that the utility model knot with higher
Structure intensity effectively extends its service life, reduces use cost.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
Fig. 1 is the structure chart of the utility model；
Fig. 2 is the top view of the upper junction plate of the utility model；
Fig. 3 is the top view of the lower connecting plate of the utility model；
Fig. 4 is the structural schematic diagram of the protective layer group of the utility model.
Specific embodiment
As shown in Figures 1 to 4, in the preferred embodiment, a kind of motor tricycle headstock include handle 7, middle shaft 9,
The upper junction plate 11 and lower connecting plate 12 being set side by side up and down, the middle part of the upper junction plate 11 are equipped with for shaft insertion in supplying
Axis hole 11a, the rod aperture 12a of the lower connecting plate 12 being respectively arranged on the left side and the right side for being inserted into for fork arm, two rod aperture 12a's
Axisymmetrical of the axis based on axis hole 11a is fixed with axle sleeve 2, the rod aperture 12a between the axis hole 11a and lower connecting plate 12
It is fixed with rod set 3 between upper junction plate 11, the middle shaft 9 coaxially protrudes into axis hole 11a and axle sleeve 2 and is fixedly connected, described
The top of middle shaft 9 is successively arranged with clamp nut 61 and tapered sleeve 62 from top to bottom, and the tapered sleeve 62 is welded and fixed with handle 7,
The clamp nut 61 is bolted in middle shaft 9 and compresses tapered sleeve, between the upper junction plate 11 and lower connecting plate 12 and is located at axis
Position of the set 2 respectively between two rod sets 3 is fixed with reinforcing rod 4, and two reinforcing rods 4 are symmetrical arranged；Upper junction plate 11 and lower connection
Plate 12 is all made of steel plate and is made；Cooperate after two fork arm insertion rod aperture 12a with rod set 3 and fixes；The axle sleeve 2, rod set 3 and reinforcement
Bar 4 is connected by welding manner with upper junction plate 11 and lower connecting plate 12；Tapered sleeve 62 is equipped with for being adapted to middle shaft 9
Taper hole, its so as to plane in be provided with arc groove with taper hole central axis, that radian is consistent with the circular arc of handle 7,
Handle 7 is welded and fixed by arc groove；Axis hole 11a is arranged in upper junction plate 11, and lower connecting plate 12 is arranged rod aperture 12a, can reduce nothing
The setting for closing through-hole, to avoid causing upper junction plate 11, lower connecting plate 12 damage in structure；In addition, upper junction plate 11
Between lower connecting plate 12 other than being connected with axle sleeve 2, rod set 3, it is also additionally arranged reinforcing rod 4, upper junction plate can be effectively improved
11 with the bonding strength of lower connecting plate 12 so that this connector structural strength with higher, effectively extends its service life,
Reduce use cost.
In the present embodiment, the surface of the handle 7 is equipped with protective layer group, and the protective layer group includes from interior to successively setting outside
Pickling layer 51, erosion resistant coating and the wearing layer 53 set；Protective layer group can effectively improve the corrosion resistance of handle 7, extend it and use the longevity
Life；Pickling layer 51 is that handle 7 is formed by pickling, such as can be used with matched proportion density is HF:HNO3:H2The acid of O=1:1:10
Liquid carries out pickling 4~6 hours when temperature is 60 DEG C~80 DEG C, not only ensure that the cleanliness of related components, while to having
Good processing has also been made in evil microelement；Erosion resistant coating has etch-proof effect, and wearing layer 53 then has anti abrasive effect；
The thickness of pickling layer 51, erosion resistant coating and wearing layer 53 can be determined according to actual needs；53 institute of pickling layer 51, erosion resistant coating and wearing layer
The protective layer of formation can effectively extend the service life of handle 7.
In the present embodiment, the erosion resistant coating includes anti-corrosion internal layer 521 and asepticised outer layer 522, and the anti-corrosion internal layer 521 is ring
Oxygen resinous coat, the asepticised outer layer 522 are phosphorization membrane；Epoxy coating has close alkali and most of solvent-stable
The features such as reality, water resistant, anti-leakage are good, intensity is high, at the same adhesive force it is strong, can normal-temperature operation；Epoxy coating is set to pickling layer
Outside 51, there can be biggish thickness；Phosphorization membrane is that one layer of insoluble phosphate film (such as can be handled by zinc phosphate solution
Formed), effective reinforcing member antiseptic property；The anti-corrosion internal layer surface opposite with asepticised outer layer is in the corrugated mutually agreed with；
The upper surface of anti-corrosion internal layer and the lower surface of asepticised outer layer fit, and corrugated makes two surfaces form the groove structure to rise and fall,
The stable degree that anti-corrosion internal layer is connect with asepticised outer layer can be effectively improved；The wearing layer 53 is tungsten carbide coating, and tungsten carbide applies
Layer corrosion resistance is strong
In the present embodiment, damp-proof layer 54 is additionally provided with outside the wearing layer 53, the damp-proof layer is PVC membrane waterproofing；It is moisture-proof
Layer Pasting is on wearing layer 53；When connector is in state to be installed, damp-proof layer prevents its dampness.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention；It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on are included in the protection scope of the present invention.
Claims (2)
1. a kind of motor tricycle headstock, it is characterised in that: including handle, middle shaft, up and down the upper junction plate that is set side by side and
The middle part of lower connecting plate, the upper junction plate is equipped with axis hole, and the lower connecting plate is respectively arranged on the left side and the right side for for fork arm
The rod aperture of insertion, the axis of two rod aperture are fixed with axle sleeve, institute based on the axisymmetrical of axis hole between the axis hole and lower connecting plate
State and be fixed with rod set between rod aperture and upper junction plate, the middle shaft coaxially protrudes into axis hole and axle sleeve and is fixedly connected, it is described in
The top of shaft is successively arranged with clamp nut and tapered sleeve from top to bottom, and the tapered sleeve is welded and fixed with handle, the compression spiral shell
Mother is bolted in middle shaft and compresses tapered sleeve, between the upper junction plate and lower connecting plate and is located at axle sleeve respectively between two rod sets
Position be fixed with reinforcing rod, two reinforcing rods are symmetrical arranged；
The surface of the handle is equipped with protective layer group, and the protective layer group includes Zi interior to the pickling layer set gradually outside, anti-corrosion
Layer and wearing layer；
The erosion resistant coating includes anti-corrosion internal layer and asepticised outer layer, and the anti-corrosion internal layer is epoxy coating, the asepticised outer layer
For phosphorization membrane；
The wearing layer is tungsten carbide coating；
The anti-corrosion internal layer surface opposite with asepticised outer layer is in the corrugated mutually agreed with；
Damp-proof layer is additionally provided with outside the wearing layer, the damp-proof layer is PVC membrane waterproofing.
2. a kind of motor tricycle headstock according to claim 1, it is characterised in that: the axle sleeve, rod set and reinforcing rod
It is connected by welding manner with upper junction plate and lower connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721728213.1U CN208216909U (en) | 2017-12-13 | 2017-12-13 | A kind of motor tricycle headstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721728213.1U CN208216909U (en) | 2017-12-13 | 2017-12-13 | A kind of motor tricycle headstock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208216909U true CN208216909U (en) | 2018-12-11 |
Family
ID=64532632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721728213.1U Expired - Fee Related CN208216909U (en) | 2017-12-13 | 2017-12-13 | A kind of motor tricycle headstock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208216909U (en) |
-
2017
- 2017-12-13 CN CN201721728213.1U patent/CN208216909U/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 |
Granted publication date: 20181211 Termination date: 20191213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |