CN207360014U - Leaf spring axis pin and the vehicle suspension with the leaf spring axis pin - Google Patents
Leaf spring axis pin and the vehicle suspension with the leaf spring axis pin Download PDFInfo
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- CN207360014U CN207360014U CN201721351354.6U CN201721351354U CN207360014U CN 207360014 U CN207360014 U CN 207360014U CN 201721351354 U CN201721351354 U CN 201721351354U CN 207360014 U CN207360014 U CN 207360014U
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- axis pin
- leaf spring
- pin
- spring axis
- pin body
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Abstract
It the utility model is related to vehicle sheet steel spring suspension technical field.The utility model discloses a kind of leaf spring axis pin, it includes pin body and the first oiling connector, and pin body includes the first oil duct, and pin body one end is equipped with the first counterbore of axis pin, first oiling connector is arranged in the first counterbore of axis pin, and the first oiling connector is connected with the first oil duct.The invention also discloses a kind of vehicle suspension with the leaf spring axis pin, it includes dumb iron, leaf spring component and leaf spring axis pin, is hinged between dumb iron and leaf spring component by leaf spring axis pin.The beneficial effects of the utility model are compared with the prior art：Improve the efficiency of vehicle assembling and maintenance；Reduce the dead weight of vehicle；Add the service life of leaf spring axis pin；In addition, oiling connector is arranged on inside counterbore, occupancy of the oiling connector to accommodating space and operating space is effectively reduced, vehicle space design is more optimized.
Description
Technical field
It the utility model is related to vehicle sheet steel spring suspension technical field, and in particular to a kind of leaf spring axis pin, this reality
A kind of vehicle suspension with the leaf spring axis pin is further related to new.
Background technology
Leaf spring component, reliable operation simple in structure with it is of low cost, it is easy to maintenance the advantages that, be wide on automobile
The suspension flexibility component of general application.Generally by steel plate of the prior art between leaf spring component and dumb iron
Spring catch carry out it is hinged, wherein, spring piot be used for transmit power and torque.
Spring piot is a kind of vulnerable part, it is necessary to regularly be maintained spring piot in routine use,
It is especially needed in time to coat lubricating grease in spring piot outer surface.To mitigate the workload of coating lubricating grease, the prior art
In spring piot generally using setting oil duct in spring catch body, and install oiling mouth structure additional in outside.
However, although leaf spring latch structure of the prior art can achieve the purpose that efficiently to coat lubricating grease, its
There is also it is certain the defects of, defect is mainly reflected in the occupancy to space.Pump nozzle is arranged on the outer of spring catch body one end
Portion, therefore in complete vehicle structure placement process, not only need the installation settings accommodating space for pump nozzle, also to reserve oil gun
Operating space, if accommodating space and operating space are larger, is unfavorable for system optimization and the vehicle production cost of complete vehicle structure
Control.If accommodating space and operating space are smaller, each inter-module is easily produced and influenced each other.For example, when in dumper
When installing spring piot 100 of the prior art on preceding bridge system, as shown in Figure 1, being spring piot in the prior art
A kind of schematic diagram after assembling, if pump nozzle 101 assembles the inner side of vehicle frame 102, pump nozzle 101 and water tank 103 are closer to the distance,
In the presence of interference hidden danger.As shown in Fig. 2, it is the schematic diagram after another assembling of spring piot in the prior art, if pump nozzle
101 assembling vehicle frame, 102 outside, pump nozzle 101 are interfered with steering drag link assembly 104；In the presence of interference hidden danger.In conclusion set
It is particularly important to count a kind of relatively small spring piot of occupied space.
In addition, spring piot of the prior art does not only exist the problem of relative mass is bigger than normal, and pump nozzle is fixed
Bolt is exposed outside, loose or dislocation easily occurs.
In view of drawbacks described above, the utility model creator obtains this practicality newly finally by prolonged research and practice
Type.
Utility model content
To solve above-mentioned technological deficiency, the technical solution adopted in the utility model is, the utility model provides a kind of steel
Flat spring axis pin, it is characterised in that including pin body and the first oiling connector；
The pin body includes the first oil duct；
Described pin body one end is equipped with the first counterbore of axis pin；
The first oiling connector is arranged in first counterbore of axis pin；
The first oiling connector is connected with first oil duct.
It is preferred that the first oiling connector is the connector of straight-through structure.
It is preferred that it further includes the second oiling connector；The pin body includes the second oil duct；The pin body it is another
One end is equipped with the second counterbore of axis pin；The second oiling connector is arranged in second counterbore of axis pin；Second oiling connects
Head is connected with second oil duct.
It is preferred that the second oiling connector is the connector of straight-through structure.
It is preferred that the pin body is additionally provided with out oil groove, it is described go out oil groove pass through oil discharge passage and first oil duct
Connection.
It is preferred that the pin body is additionally provided with out oil groove, it is described go out oil groove connected with oil discharge passage, the oil discharge passage
Connected with first oil duct and/or second oil duct.
It is preferred that it is described go out oil groove quantity be two or more.
It is preferred that with it is each it is described go out the quantity of the oil discharge passage that connects of oil groove be two or more.
It is preferred that the pin body is equipped with dowel hole.
The utility model also provides a kind of vehicle suspension, including dumb iron, leaf spring component and leaf spring
Axis pin, is hinged between the dumb iron and the leaf spring component by the leaf spring axis pin.
The beneficial effects of the utility model are compared with the prior art：
(1) oiling connector is arranged on inside counterbore, effectively reduces oiling connector to accommodating space and operating space
Take, vehicle space design is more optimized；
(2) two end faces of leaf spring axis pin are smooth, convenient dismounting and maintenance, improve the effect of vehicle assembling and maintenance
Rate；
(3) dead weight of vehicle is reduced, reduces vehicle development cost and fuel consumption；
(4) oiling connector is arranged on inside counterbore, and the connecting portion connection of oiling connector is more firm, is not likely to produce loosening；
(5) assembly method of leaf spring axis pin is allowed hand over, avoids the single side serious wear of leaf spring axis pin
The problem of, effectively increase the service life of leaf spring axis pin.
Brief description of the drawings
Fig. 1 is the schematic diagram after a kind of assembling of spring piot in the prior art；
Fig. 2 is the schematic diagram after another assembling of spring piot in the prior art；
Fig. 3 is that the utility model embodiment 1 light plate axis pin of the spring faces half-sectional view；
Fig. 4 is the bottom view of 1 light plate axis pin of the spring of the utility model embodiment；
Fig. 5 is the schematic diagram after a kind of assembling of 1 light plate axis pin of the spring of the utility model embodiment；
Fig. 6 is the schematic diagram after another assembling of 1 light plate axis pin of the spring of the utility model embodiment；
Fig. 7 is the cross-sectional view of 5 light plate axis pin of the spring of the utility model embodiment.
Reference numeral：
Leaf spring axis pin 1, pin body 10, axis pin first end face 11, axis pin second end face 12, the first oil duct 13, go out
Oil groove 14, oil discharge passage 15, the second oil duct 16, the first oiling connector 20, the second oiling connector 30, spring piot 100, oiling
Mouth 101, vehicle frame 102, water tank 103, steering drag link assembly 104, axis pin the first counterbore 111, the first dowel hole 121, second
Dowel hole 122 and the second counterbore of axis pin 131.
Embodiment
Below in conjunction with attached drawing, and other technical characteristic above-mentioned to the utility model and advantage are described in more detail.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings
Or position relationship, description the utility model is for only for ease of, rather than the device or element of instruction or hint meaning must have
There is specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the utility model, " multiple " are meant that at least two, unless otherwise
It is clearly specific to limit.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, can be the interaction relationship of connection inside two elements or two elements, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
Combine in an appropriate manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this area
Technical staff can by the different embodiments or example described in this specification and different embodiments or exemplary feature into
Row combines and combination.
Embodiment 1
As shown in figure 3, face half-sectional view for the present embodiment light plate axis pin of the spring.The utility model embodiment 1 carries
A kind of leaf spring axis pin 1 supplied, it includes 10 and first oiling connector 20 of pin body, and 10 and first oiling of pin body connects
It is detachably connected and seals between first 20, it is preferable that 10 and first oiling connector 20 of pin body is connected through a screw thread.
The end face at 10 both ends of pin body is respectively axis pin first end face 11 and axis pin second end face 12.Axis pin first end face
11 are equipped with the first counterbore of axis pin 111.The first oil duct 13 is additionally provided with pin body 10, it is preferable that the first oil duct 13 is arranged on
On the axis of pin body 10.Oil groove 14 is additionally provided with out in pin body 10, it is preferable that go out oil groove 14 in pin body 10
Ring-type is slotted, and further, in the present embodiment goes out 14 quantity of oil groove for 1.
First oil duct 13 is connected with the first counterbore of axis pin 111；First oil duct 13 is also connected with oil discharge passage 15.Oil discharge passage
15 respectively with the first oil duct 13 and going out oil groove 14 and connecting, and oil discharge passage 15 includes an inlet and an outlet, 15 arrival end of oil discharge passage with
First oil duct 13 connects, and 15 port of export of oil discharge passage is connected with going out oil groove 14.Preferably, oil discharge passage 15 is in pin body 10
Portion is radially set, and the quantity of oil discharge passage 15 is 1.
First oiling connector 20 is placed in the inside of pin body 10 and inside the first counterbore of axis pin 111, it is preferable that the
One oiling connector 20 is straight-through structure, and further, the first oiling connector 20 can be through type forced filling oil cup.First oiling connects
First 20 one end is connected with the arrival end of the first oil duct 13.Its advantage is：
(1) pump nozzle for being different from leaf spring axis pin in the prior art is installed on the outside of pin body, the present embodiment
First oiling connector 20 of the leaf spring axis pin 1 of middle offer is arranged on inside pin body 10, so effectively reduces
One oiling connector 20 makes vehicle space design more optimize the occupancy of accommodating space and operating space；
(2) two end faces of pin body 10 are smooth, convenient dismounting and maintenance, improve the effect of vehicle assembling and maintenance
Rate；
(3) reduce light weight, reduce vehicle development cost and fuel consumption；
(4) first oiling connectors 20 are arranged on inside pin body 10, the connecting portion of the first oiling connector 20 not with other
Component contact, it is not easy to produce loosening.
As shown in figure 4, the bottom view for the present embodiment light plate axis pin of the spring.Pin body 10 is equipped with dowel hole,
Dowel hole includes the first dowel hole 121 and the second dowel hole 122.In the pin body 10 of axis pin first end face 11
Equipped with the first dowel hole 121.Pin body 10 close to axis pin second end face 12 is equipped with the second dowel hole 122.
The present embodiment also provides a kind of vehicle suspension for including leaf spring axis pin 1, its further include dumb iron and
Leaf spring component, leaf spring component are equipped with grasswort, lead between the grasswort on dumb iron and leaf spring component
It is hinged to cross leaf spring axis pin 1.The other assemblies part of vehicle suspension is vehicle suspension component of the prior art, the present embodiment
In no longer describe.
When installing leaf spring axis pin 1, leaf spring component is fallen into dumb iron so that dumb iron
Mounting hole and grasswort it is coaxial, then by leaf spring axis pin 1 provided by the utility model slowly knock in dumb iron and
In grasswort, when the first dowel hole 121 and the corresponding dumb iron locking screw keyhole pair of the second dowel hole 122
After just, clamping screw is inserted into respectively, and clamping screw is used to lock leaf spring axis pin 1 and dumb iron, installation locking spiral shell
Bolt can prevent leaf spring axis pin 1 from being fallen off during vehicle movement, ensure vehicle driving safety.
Leaf spring axis pin 1 by the first counterbore of lubricating grease implantation tool insertion axis pin 111, works as lubrication after installation is complete
After fat implantation tool and the first oiling connector 20 are tightly connected, lubricating grease is injected into the first oiling connector 20, lubricating grease passes through
After first oiling connector 20 enters the first oil duct 13, then by oil discharge passage 15, and then it is full of oil groove 14.Go out in oil groove 14
Lubricating grease can be moved to axis pin first end face 11 and 12 direction of axis pin second end face respectively along the outer surface of pin body 10.
Therefore, the lubricating grease gone out in oil groove 14 can provide lubrication for the connecting portion of leaf spring axis pin 1 and grasswort.
As shown in figure 5, it is the schematic diagram after a kind of assembling of the present embodiment light plate axis pin of the spring.Leaf spring axis pin 1
A kind of assembly method be the axis pin first end face 11 of leaf spring axis pin 1 close to 103 side of water tank.
As shown in fig. 6, it is the schematic diagram after another assembling of the present embodiment light plate axis pin of the spring.Leaf spring axis pin
1 another assembly method is the axis pin first end face 11 of leaf spring axis pin 1 close to steering drag link assembly 104.
Embodiment 2
The present embodiment is that the quantity for going out oil groove 14 in pin body 10 is one with the difference part of embodiment 1.Respectively with
First oil duct 13 with to go out the quantity of the oil discharge passage 15 that oil groove 14 connects be two or more, its advantage is, makes lubricating grease
It can be distributed on 14 periphery of oil groove is gone out more balanced, and lubricating grease can be made to be full of oil groove 14 faster.
Embodiment 3
The present embodiment is that the quantity for going out oil groove 14 in pin body 10 is two or more, often with the difference part of embodiment 1
It is a go out oil groove 14 be distributed in the axial direction of pin body 10, each go out oil groove 14 and connected with an oil discharge passage 15, its beneficial to effect
Fruit is：
(1) lubricating grease is made to be distributed in 10 axial direction of pin body more balanced；
(2) weight of leaf spring axis pin 1 is reduced；
(3) amount of storage of lubricating grease in pin body 10 can be effectively lifted, effectively extends maintenance period；
(4) time of injection lubricating grease is shortened.
Embodiment 4
The present embodiment is with the difference part of embodiment 3, each goes out oil groove 14 and is connected with two or more oil discharge passage 15.Its
Beneficial effect is：
(1) lubricating grease is made to be distributed in 10 axial direction of pin body more balanced；
(2) weight of leaf spring axis pin 1 is reduced；
(3) amount of storage of lubricating grease in pin body 10 can be effectively lifted, effectively extends maintenance period；
(4) time of injection lubricating grease is shortened；
(5) make lubricating grease it is each go out 14 periphery of oil groove on be distributed more balanced, and lubricating grease can be made to be full of faster
Go out oil groove 14.
Embodiment 5
The present embodiment is with the difference part of embodiment 1, as shown in fig. 7, being 5 light plate spring of the utility model embodiment
The cross-sectional view of axis pin.A kind of leaf spring axis pin 1 that the utility model embodiment 5 provides, it includes pin body
10th, the first oiling connector 20 and the second oiling connector 30, be detachably connected between 10 and first oiling connector 20 of pin body and
Seal, be detachably connected and seal between 10 and second oiling connector 30 of pin body, it is preferable that 10 and first note of pin body
Oily connector 20 is connected through a screw thread, and 10 and second oiling connector 30 of pin body is connected through a screw thread.
The end face at 10 both ends of pin body is respectively axis pin first end face 11 and axis pin second end face 12.Axis pin first end face
11 are equipped with the first counterbore of axis pin 111.Axis pin second end face 12 is equipped with the second counterbore of axis pin 131.Also set in pin body 10
There are the first oil duct 13 and the second oil duct 16, the first oil duct 13 is connected with the second oil duct 16, it is preferable that the first oil duct 13 and the second oil
Road 16 is arranged on the axis of pin body 10.Oil groove 14 is additionally provided with out in pin body 10, it is preferable that it is axis pin to go out oil groove 14
Ring-type on body 10 is slotted, and 14 quantity of oil groove is gone out in the present embodiment for 1.
First oil duct 13 is connected with the first counterbore of axis pin 111, and the second oil duct 16 is connected with the second counterbore of axis pin 131.First
13 and second oil duct 16 of oil duct is also connected with oil discharge passage 15 respectively.Oil discharge passage 15 is also connected with going out oil groove 14, oil discharge passage
15 include an inlet and an outlet, and 15 port of export of oil discharge passage is connected with going out oil groove 14.Preferably, oil discharge passage 15 is in pin body 10
Inner radial is set, and the quantity of oil discharge passage 15 is 1.
First oiling connector 20 is placed in the inside of pin body 10 and inside the first counterbore of axis pin 111, it is preferable that the
One oiling connector 20 is straight-through structure, and further, the first oiling connector 20 can be through type forced filling oil cup.First oiling connects
First 20 one end is connected with the arrival end of the first oil duct 13.Second oiling connector 30 is placed in the inside of pin body 10 and is installed on axis pin
Inside second counterbore 131, it is preferable that the second oiling connector 30 is straight-through structure, and further, the second oiling connector 30 can be
Through type forced filling oil cup.Second oiling connector, 30 one end is connected with the arrival end of the second oil duct 16.
Its advantage is：
(1) pump nozzle for being different from leaf spring axis pin in the prior art is installed on the outside of pin body, the present embodiment
The the first oiling connector 20 and the second oiling connector 30 of the leaf spring axis pin 1 of middle offer are arranged on inside pin body 10, this
Sample effectively reduces the first oiling connector 20 and the second oiling connector 30 to the occupancy of accommodating space and operating space, makes vehicle
Spatial design more optimizes；
(2) two end faces of pin body 10 are smooth, convenient dismounting and maintenance, improve the effect of vehicle assembling and maintenance
Rate；
(3) reduce light weight, reduce vehicle development cost and fuel consumption；
(4) first oiling connectors 20 and the second oiling connector 30 are arranged on inside pin body 10, the first oiling connector 20
Connecting portion and the connecting portion of the second oiling connector 30 do not contacted with miscellaneous part, it is not easy to produce loosening.
Pin body 10 is equipped with dowel hole, and dowel hole includes the first dowel hole 121 and the second dowel hole
122.Pin body 10 close to axis pin first end face 11 is equipped with the first dowel hole 121.Close to axis pin second end face 12
Pin body 10 is equipped with the second dowel hole 122.
The present embodiment also provides a kind of vehicle suspension for including leaf spring axis pin 1, its further include dumb iron and
Leaf spring component, leaf spring component are equipped with grasswort, and the grasswort on dumb iron and leaf spring component passes through steel
Flat spring axis pin 1 is hinged.The other assemblies part of vehicle suspension is vehicle suspension component of the prior art, in the present embodiment not
Describe again.
When installing leaf spring axis pin 1, leaf spring component is fallen into dumb iron so that dumb iron
Mounting hole and grasswort it is coaxial, then by leaf spring axis pin 1 provided by the utility model slowly knock in dumb iron and
In grasswort, when the first dowel hole 121 and the corresponding dumb iron locking screw keyhole pair of the second dowel hole 122
After just, clamping screw is inserted into respectively, and clamping screw is used to lock leaf spring axis pin 1 and dumb iron, installation locking spiral shell
Bolt can prevent leaf spring axis pin 1 from coming off during vehicle movement, ensure vehicle driving safety.
Leaf spring axis pin 1 can take in the following manner to carry out injection lubricating grease after installation is complete：
(1) lubricating grease implantation tool is inserted into the first counterbore of axis pin 111, when lubricating grease implantation tool and the first oiling connect
After first 20 are tightly connected, lubricating grease is injected into the first oiling connector 20, lubricating grease enters first by the first oiling connector 20
After oil duct 13, then by oil discharge passage 15, and then enter oil groove 14.
(2) lubricating grease implantation tool is inserted into the second counterbore of axis pin 131, when lubricating grease implantation tool and the second oiling connect
After first 30 are tightly connected, lubricating grease is injected into the second oiling connector 30, lubricating grease enters second by the second oiling connector 30
After oil duct 16, then by oil discharge passage 15, and then enter oil groove 14.
(3) or it is used together above two mode and carries out injection lubricating grease.
The lubricating grease gone out in oil groove 14 can be along the outer surface of pin body 10 respectively to axis pin first end face 11 and pin
Move in 12 direction of axis second end face.Therefore, the lubricating grease gone out in oil groove 14 can be the connecting portion of leaf spring axis pin 1 and grasswort
Lubrication is provided.
The assembly method of leaf spring axis pin 1 can be the following two kinds mode：
(1) the axis pin first end face 11 of leaf spring axis pin 1 is close to 103 side of water tank, and the pin of leaf spring axis pin 1
Axis second end face 12 is close to 104 side of steering drag link assembly.
(2) the axis pin first end face 11 of leaf spring axis pin 1 is close to 104 side of steering drag link assembly, and steel plate bullet
The axis pin second end face 12 of spring axis pin 1 is close to 103 side of water tank.
The mounting means of spring piot of the prior art cannot arbitrarily change, and be limited and single fixation by space.By
It is different with the stress of the pin body close to 104 side of steering drag link assembly in the pin body close to 103 side of water tank, because
The degree of wear of this pin body close to 103 side of water tank and the pin body close to 104 side of steering drag link assembly is not
Together, it is often leading to the result is that pin body side serious wear, a lateral wearing is smaller, have impact on component service life.
Above-mentioned the problems of the prior art that leaf spring axis pin 1 in the present embodiment can solve, steel in the present embodiment
Flat spring axis pin 1 is respectively provided with oiling connector in axis pin first end face 11 and axis pin second end face 12, therefore, uses process
In, leaf spring axis pin 1 can switch in two kinds of following assembly methods：
(1) the axis pin first end face 11 of leaf spring axis pin 1 is close to 103 side of water tank, and the pin of leaf spring axis pin 1
Axis second end face 12 is close to 104 side of steering drag link assembly.
(2) the axis pin first end face 11 of leaf spring axis pin 1 is close to 104 side of steering drag link assembly, and steel plate bullet
The axis pin second end face 12 of spring axis pin 1 is close to 103 side of water tank.
In this way, in leaf spring axis pin 1 using after a period of time, by axis pin first end face 11 and axis pin second end face 12
Installation site is exchanged, it is possible to solves the problems, such as 10 unbalance stress of pin body and single side serious wear.Therefore it is above-mentioned
The switching of assembly method can extend the service life in leaf spring axis pin 1 from the restriction of locus.
Embodiment 6
The present embodiment and embodiment 5 difference part are that the quantity for going out oil groove 14 in pin body 10 is one, and fuel-displaced
The quantity for the oil discharge passage 15 that groove 14 connects is two or more, and its advantage is, makes lubricating grease on 14 periphery of oil groove is gone out
Distribution is more balanced, and lubricating grease can be made to be full of oil groove 14 faster.
Embodiment 7
The present embodiment is that the quantity for going out oil groove 14 in pin body 10 is two or more, often with the difference part of embodiment 5
It is a go out oil groove 14 be distributed in the axial direction of pin body 10, each go out oil groove 14 and connected with an oil discharge passage 15, its beneficial to effect
Fruit is：
(1) lubricating grease is made to be distributed in 10 axial direction of pin body more balanced；
(2) weight of leaf spring axis pin 1 is reduced；
(3) amount of storage of lubricating grease in pin body 10 can be effectively lifted, effectively extends maintenance period；
(4) time of injection lubricating grease is shortened.
Embodiment 8
The present embodiment is with the difference part of embodiment 7, each goes out oil groove 14 and is connected with two or more oil discharge passage 15.Go out
Oily passage 15 is connected with the first oil duct 13 and the second oil duct 16 respectively.Its advantage is：
(1) lubricating grease is made to be distributed in 10 axial direction of pin body more balanced；
(2) weight of leaf spring axis pin 1 is reduced；
(3) amount of storage of lubricating grease in pin body 10 can be effectively lifted, effectively extends maintenance period；
(4) time of injection lubricating grease is shortened；
(5) make lubricating grease it is each go out 14 periphery of oil groove on be distributed more balanced, and lubricating grease can be made to be full of faster
Go out oil groove 14.
Embodiment 9
The present embodiment in place of the difference of embodiment 1 with being, the first oil duct 13 is gone back with oil discharge passage 15 in the present embodiment
Can be integral structure, i.e., the arrival end of the first oil duct 13 is connected with the first oiling connector 20, the port of export of the first oil duct 13
It is set directly in pin body 10.
It these are only the preferred embodiment of the utility model, be merely illustrative for the utility model, rather than limit
Property processed.The structure of each component and connection mode etc. can be all varied from the utility model, every new in this practicality
The equivalents carried out on the basis of type technical solution and improvement, should not exclude outside the scope of protection of the utility model.
Claims (10)
1. leaf spring axis pin, it is characterised in that including pin body and the first oiling connector；
The pin body includes the first oil duct；
Described pin body one end is equipped with the first counterbore of axis pin；
The first oiling connector is arranged in first counterbore of axis pin；
The first oiling connector is connected with first oil duct.
2. leaf spring axis pin as claimed in claim 1, it is characterised in that the first oiling connector is straight-through structure
Connector.
3. leaf spring axis pin as claimed in claim 1, it is characterised in that it further includes the second oiling connector；The axis pin
Body includes the second oil duct；The other end of the pin body is equipped with the second counterbore of axis pin；The second oiling connector is arranged on
In second counterbore of axis pin；The second oiling connector is connected with second oil duct.
4. leaf spring axis pin as claimed in claim 3, it is characterised in that the second oiling connector is straight-through structure
Connector.
5. leaf spring axis pin as claimed in claim 1, it is characterised in that the pin body is additionally provided with out oil groove, described
Go out oil groove to connect with first oil duct by oil discharge passage.
6. leaf spring axis pin as claimed in claim 3, it is characterised in that the pin body is additionally provided with out oil groove, described
Go out oil groove to connect with oil discharge passage, the oil discharge passage is connected with first oil duct and/or second oil duct.
7. the leaf spring axis pin as described in claim 5 or 6, it is characterised in that it is described go out oil groove quantity be two or more.
8. the leaf spring axis pin as described in claim 5 or 6, it is characterised in that with it is each it is described go out described in oil groove connects
The quantity of oil discharge passage is two or more.
9. the leaf spring axis pin as described in claim 1-6 is any, it is characterised in that the pin body is equipped with positioning pin
Hole.
10. vehicle suspension, including dumb iron and leaf spring component, it is characterised in that it further includes such as claim 1
To 9 any leaf spring axis pins, pass through the steel plate between the dumb iron and the leaf spring component
Axis pin of the spring is hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721351354.6U CN207360014U (en) | 2017-10-19 | 2017-10-19 | Leaf spring axis pin and the vehicle suspension with the leaf spring axis pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721351354.6U CN207360014U (en) | 2017-10-19 | 2017-10-19 | Leaf spring axis pin and the vehicle suspension with the leaf spring axis pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207360014U true CN207360014U (en) | 2018-05-15 |
Family
ID=62420788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721351354.6U Expired - Fee Related CN207360014U (en) | 2017-10-19 | 2017-10-19 | Leaf spring axis pin and the vehicle suspension with the leaf spring axis pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207360014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263902A (en) * | 2022-06-30 | 2022-11-01 | 东风柳州汽车有限公司 | Spring pin shaft, metal plate spring assembly and automobile |
-
2017
- 2017-10-19 CN CN201721351354.6U patent/CN207360014U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263902A (en) * | 2022-06-30 | 2022-11-01 | 东风柳州汽车有限公司 | Spring pin shaft, metal plate spring assembly and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 Termination date: 20191019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |