CN208855755U - Spare tyre fastening bolt, vehicle body and vehicle - Google Patents
Spare tyre fastening bolt, vehicle body and vehicle Download PDFInfo
- Publication number
- CN208855755U CN208855755U CN201821144259.3U CN201821144259U CN208855755U CN 208855755 U CN208855755 U CN 208855755U CN 201821144259 U CN201821144259 U CN 201821144259U CN 208855755 U CN208855755 U CN 208855755U
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- China
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- spare tyre
- connecting rod
- pressing plate
- fastening bolt
- underbody
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Abstract
The utility model provides a kind of spare tyre fastening bolt, vehicle body and vehicle.The spare tyre fastening bolt of the utility model, including connecting rod and pressing plate；The bottom end of the connecting rod passes through from the spare tyre axle center hole of vehicle and connect with the underbody of the vehicle, and at least partly rod segment of the connecting rod is provided with external screw thread；The tapped through hole that connection can be screwed with the external screw thread is provided on the pressing plate, the pressing plate is connect by the tapped through hole with the connecting rod, and it can be used to support the spare tyre along the axial movement of the connecting rod, the one side towards the connecting rod bottom end of the pressing plate and be located at the underbody.The utility model is capable of fixing the spare tyre of different size model, and versatility is preferable.
Description
Technical field
The utility model relates to spare tyre tightening technology more particularly to a kind of spare tyre fastening bolts, vehicle body and vehicle.
Background technique
Automobile it is daily when driving, in order to avoid unexpected phenomenon of blowing out, it will usually dispose at least one spare tyre on the car body.
When blowing out, i.e., it is replaced problem tire using spare tyre, support vehicles still are able to normally travel.
Common, spare tyre can be generally placed in the spare wheel groove of automobile trunk, and in order to which spare tyre is fixed, usually
Spare tyre is fixed using spare tyre fastening bolt, spare tyre is avoided to occur being displaced and shake.Specifically, common spare tyre fastening
Bolt generally may include bolt and the pressing plate positioned at bolt one end end.Pressing plate is pressed in the top of spare tyre, and bolt is another
End passes through from the axle center hole of spare tyre and is connected to the underbody bracket below spare tyre, to complete the fixation of spare tyre.
However, the specification and size due to spare tyre are more various, for each different automobile types or spare tyre specification, it is required to
The spare tyre fastening bolt of different length is set, and versatility is poor, and there are rooms for improvement.
Utility model content
The utility model provides a kind of spare tyre fastening bolt, vehicle body and vehicle, can easily fix different size and type
Number spare tyre.
In a first aspect, the utility model provides a kind of spare tyre fastening bolt, including connecting rod and pressing plate.
The bottom end of connecting rod passes through from the spare tyre axle center hole of vehicle and connect with the underbody of vehicle, and connecting rod is extremely
Small part rod segment is provided with external screw thread；The tapped through hole that connection can be screwed with external screw thread is provided on pressing plate, pressing plate passes through screw thread
Through-hole is connect with connecting rod, and can be used for along the axial movement of connecting rod, the one side towards connecting rod bottom end of pressing plate by spare tyre
To being located on underbody.
Optionally, whole rod segments of connecting rod are provided with external screw thread；Alternatively, the top rod segment of connecting rod is provided with outer spiral shell
Line.
Optionally, external screw thread is self-locking thread.
Optionally, the top of connecting rod has the blocking portion for limiting the moving range of pressing plate.
Optionally, the handle for gripping is socketed on blocking portion；Or blocking portion forms handle.
Optionally, the side towards connecting rod top of pressing plate is provided with the escape groove for avoiding blocking portion, pressing plate edge
When moving axially to blocking portion same position of connecting rod, blocking portion is at least partially disposed at escape groove and is formed by space.
Optionally, pressing plate is greater than the axle center bore dia of spare tyre along the full-size of itself board direction.
Optionally, the side towards connecting rod bottom end of pressing plate is provided with boss, the shape of boss and the axle center hole of spare tyre
Shape is mutually matched, for limiting position of the spare tyre relative to connecting rod radial direction when spare tyre is supported and is located on underbody by pressing plate
It sets.
Second aspect, the utility model provide a kind of vehicle body, including underbody and spare tyre fastening bolt as described above,
Threaded mounting hole is provided on underbody, the connecting rod in spare tyre fastening bolt is connected by threaded mounting hole and underbody
It connects.
The third aspect, the utility model provide a kind of vehicle, including chassis and vehicle body as described above.
The utility model provides a kind of spare tyre fastening bolt, vehicle body and vehicle.The spare tyre fastening bolt of the utility model, tool
Body may include connecting rod and pressing plate；Wherein, the bottom end of connecting rod passes through and the vehicle body with vehicle from the spare tyre axle center hole of vehicle
Bottom plate connection, and at least partly rod segment of connecting rod is provided with external screw thread；Connection can be screwed with external screw thread by being provided on pressing plate
Tapped through hole, pressing plate are connect by tapped through hole with connecting rod, and can connecting rod axial movement, pressing plate towards connecting rod bottom
The one side at end, which is used to support spare tyre, is located at underbody.In this way when the vehicle of the vehicle either specification difference of spare tyre, pressure
Plate can be by the different height that is moved to above underbody, so that the spare tyre of fixed different dimensions, versatility are preferable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram for spare tyre fastening bolt that the utility model embodiment one provides；
Fig. 2 is that the utility model embodiment one provides the assembly relation of connecting rod and pressing plate in the spare tyre fastening bolt that changes and shows
It is intended to；
Fig. 3 is the scheme of installation for the spare tyre fastening bolt that the utility model embodiment one provides；
Fig. 4 is the structural schematic diagram for another spare tyre fastening bolt that the utility model embodiment one provides.
Description of symbols:
1-connecting rod；
2-pressing plates；
11-blocking portions；
12-handles；
21-tapped through holes；
22-escape groove；
23-boss；
121-grip parts；
122-interconnecting pieces；
10-spare tyres；
20-underbodies.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In order to which spare tyre is arranged on vehicle, spare wheel groove is usually provided on underbody, the shape of spare wheel groove is usually suitable
Assigned in spare tyre, and the size of spare wheel groove is slightly larger than the size of spare tyre, it is thus possible to be allowed using the edge shape of spare wheel groove itself
Spare tyre disposes wherein.Further, since situations such as vehicle usually has acceleration and deceleration in the process of moving, turns to and jolt, in order to keep away
The acceleration of different directions has an impact spare tyre when exempting from vehicle movement, is detached from spare tyre from spare wheel groove, usually also needs
Spare tyre fastening bolt is set on underbody.Spare tyre fastening bolt can pass through the axle center hole on spare tyre, and spare tyre is fixed on
On the underbody of vehicle.The structure, function and working principle of spare tyre fastening bolt provided by the utility model are carried out below
It is described in detail.
Fig. 1 is a kind of structural schematic diagram for spare tyre fastening bolt that the utility model embodiment one provides.Fig. 2 is that this is practical
New embodiment one provides the assembly relation schematic diagram of connecting rod and pressing plate in the spare tyre fastening bolt changed.Fig. 3 is that this is practical new
The scheme of installation for the spare tyre fastening bolt that type embodiment one provides.As shown in Figure 1 to Figure 3, spare tyre provided by the utility model
Fastening bolt can specifically include connecting rod 1 and pressing plate 2.
Wherein, the bottom end of connecting rod 1 passes through from the axle center hole of the spare tyre 10 of vehicle and connect with the underbody of vehicle 20,
And at least partly rod segment of connecting rod 1 is provided with external screw thread；Be provided on pressing plate 2 can be screwed with external screw thread connection screw thread it is logical
Hole, pressing plate 2 are connect by tapped through hole with connecting rod 1, and can along the axial movement of connecting rod 1, pressing plate 2 towards connecting rod 1
The one side of bottom end, which is used to support spare tyre 10, is located at underbody 20.
Wherein, the length of the connecting rod 1 of spare tyre fastening bolt is typically larger than the thickness of spare tyre 10, and such spare tyre fastens spiral shell
The connecting rod 1 of bolt can pass through the axle center hole of spare tyre 10 above spare tyre 10, and connect with the underbody 20 of 10 lower section of spare tyre,
And the top of spare tyre 10 still can be exposed from axle center hole and be located in the top of connecting rod 1, at this point, the top of connecting rod 1 will not be by
To blocking for spare tyre 10, thus it can realize and connect with the pressing plate 2 of 10 top of spare tyre.
Wherein, in order to realize the connection of connecting rod 1 and pressing plate 2, outer spiral shell is provided in at least partly rod segment of connecting rod 1
Line, and correspondingly, be provided with tapped through hole 21 on pressing plate 2, the internal screw thread on the hole wall of tapped through hole 21 can in connecting rod 1
External screw thread mutually screw, so that pressing plate 2 be made to be fixed in connecting rod 1.And due to passing through screw thread between pressing plate 2 and connecting rod 1
Realization connection is screwed, thus pressing plate 2 can be rotated relative to connecting rod 1, and be moved in 1 axial direction of connecting rod not using screw thread
Same position.Pressing plate 2 can be moved axially relative to connecting rod 1 in this way, and when the specification difference of spare tyre 10, pressing plate 2 can phase
That answers is moved to the different height of the top of underbody 20, fixes to abut with the spare tyre 10 of different-thickness, and by spare tyre 10
Clip is between pressing plate 2 and underbody 20.
Specifically, since pressing plate 2 is the adjustment of the relative position between realization and connecting rod 1 by threaded connection, it can
With first by 2 sets of pressing plate in connecting rod 1, and abut pressing plate 2 and spare tyre 10 after connecting rod 1 is passed through 10 axle center hole of spare tyre, then
By being rotatablely connected bar 1, makes it completely and underbody 20 is completed to fix.
As a kind of optional mode, the external screw thread in connecting rod 1 can be self-locking thread.At this point, corresponding, pressure
The internal screw thread of tapped through hole 21 on plate 2 is also self-locking thread.Since the screw thread in connecting rod 1 and tapped through hole 21 is that can oneself
The screw thread of lock, thus when attempting mobile connection bar 1 or pressing plate 2 from axial direction merely, the external screw thread and screw thread of connecting rod 1 are logical
The internal screw thread in hole 21 can be locked in current axial position by the frictional force of itself.Thus when positioned at 10 top of spare tyre
When pressing plate 2 is by along the axially upwards or downward active force of connecting rod 1, pressing plate 2 will not be mobile relative to connecting rod 1, thus by standby
Tire 10 is firmly fixed on underbody 20.
It is connected to be realized with pressing plate 2, optionally, the external screw thread in connecting rod 1 can be there are many different set-up modes.?
In one of optional embodiment, whole rod segments of connecting rod 1 are provided with external screw thread.At this point, the entirety of connecting rod 1 is
Threaded rod, thus pressing plate 2 can realize movement, the adjustment of pressing plate 2 in the axial direction of entire connecting rod 1 using the screw thread screwed
Range is larger；Meanwhile connecting rod 1 can be intercepted using ready-made screw thread steel profile, manufacturing cost is more cheap.
Alternatively, in another optional embodiment being also possible to that the top rod segment of connecting rod 1 is provided with outer spiral shell
Line.Since the middle part rod segment of connecting rod 1 would generally be hidden among the axle center hole of spare tyre 10, lower part rod segment is used for and underbody
20 connections, thus external screw thread only can be set in the upper bar pars infrasegmentalis rod segment of connecting rod 1, and the middle part rod segment of connecting rod 1 is
The smooth polished rod of outer wall.In this way, when the axle center hole hole wall of spare tyre 10 is extruded in the middle part rod segment of connecting rod 1, connecting rod 1
There is biggish contact surface between axle center hole hole wall, so as to undertake biggish lateral compression power, while can also be to avoid working as
When the whole rod segments of connecting rod 1 are respectively provided with external screw thread, the external screw thread positioned at 1 lower half of connecting rod is squeezed by the axle center hole hole wall of spare tyre 10
Crushing is bad.
When pressing plate 2 is connect by screw thread with connecting rod 1, on the one hand in order to which the position to pressing plate 2 is fixed, another party
Face avoids pressing plate 2 from being disconnected with connecting rod 1, and the limit knot of the position for limiting pressing plate 2 is usually provided in connecting rod 1
Structure.Wherein, optionally, the top of connecting rod 1 can have the blocking portion 11 of the moving range for limiting pressing plate 2.It presses in this way
Plate 2 just will receive the obstruction of blocking portion 11 and can not continue to move up when being moved to the position on 1 top of connecting rod, thus
It can not be detached from connecting rod 1.In addition, by mobile connection bar 1, can also make when pressing plate 2 abuts just and at the top of spare tyre 10
Blocking portion 11 is located at the position for being connected to 2 top of pressing plate, to limit the current location of pressing plate 2.
Wherein, blocking portion 11 can have various shapes and structure, such as blocking portion 11 can be for along 1 radial convex of connecting rod
Protrusion out is greater than disk or the frustum cone structure in 21 aperture of tapped through hole on pressing plate 2 etc. either for outer diameter.Such blocking portion
11 can be connected to the outside of 2 upper tapped through hole 21 of pressing plate, deviate to avoid pressing plate 2 from the top of connecting rod 1.
In general, to be threadedly coupled between spare tyre fastening bolt and the underbody 20 of vehicle, and in spare tyre fastening bolt
The general diameter of connecting rod 1 it is smaller, so operator is not easy to hold with a hand connecting rod 1 and is directly realized by the dismounting of connecting rod 1.For
Convenient for spare tyre fastening bolt to be connected on underbody 20, or spare tyre fastening bolt removed from underbody 20, it is standby
The structure for hold convenient for personnel rotation is usually provided in tire fastening bolt.
Fig. 4 is the structural schematic diagram for another spare tyre fastening bolt that the utility model embodiment one provides.Such as Fig. 4 institute
Show, as a kind of optional mode, the handle 12 for gripping can be socketed on blocking portion 11.Handle 12 is usually convenient for holding
The shape held, personnel can apply the rotary force in circumferential direction to connecting rod 1 by gripping handle 12, to be rotatablely connected bar 1, make
It realizes connection or disassembly between underbody 20, or makes to realize between connecting rod 1 and pressing plate 2 and relatively rotate.
Specifically, handle 12 generally has biggish radial dimension, thus rotary arm can be increased, so that using smaller
Active force, that is, rotatable connecting rod 1.Optionally, handle 12 typically handwheel, crank or it is other convenient for hold or
Convenient for increasing the structure of rotary arm, the present embodiment is with no restrictions.
Common in order to connect handle 12 and connecting rod 1, handle 12 may include having grip part 121 and cylindrical shape
Interconnecting piece 122 is in hollow structure inside interconnecting piece 121, thus can be used for accommodating blocking portion 11, makes handle 12 and blocking portion 11
It links together.Interconnecting piece 122 generally has certain height, guarantees there is biggish connect between interconnecting piece 122 and connecting rod 1
Contacting surface product allows connecting rod 1 to rotate to provide enough frictional force.
In addition, many shapes for gripping in order to realize handle 12, handle 12 generally use plastic cement or resin etc.
Easily molded material is made.
In addition, as another optional mode, blocking portion 11 can be formed directly as handle.At this point, blocking portion 11 can
To be located at 1 top of connecting rod, and blocking portion 11 usually has the bulge-structure for gripping, and hand can be held in by such user
On blocking portion 11, gripping manipulation is carried out.
Wherein, optionally, blocking portion 11 can be an integral structure with connecting rod 1, or split type structure.Example
Such as, when blocking portion 11 is handle, handle is hollow structure, and is directly set in the top of connecting rod 1, to realize and connect
Being fixedly connected between bar 1.When user's hand grip holds portion in this way, connecting rod 1 can be rotated synchronously.
Wherein, blocking portion 11 directly forms handle, and when blocking portion 11 and connecting rod 1 are an integral structure, connecting rod 1 is whole
Body can be made of metal material.And when blocking portion 11 and connecting rod 1 are split type structure, connecting rod 1 can be metal
It is made, and blocking portion 11 can use other materials, such as can be plastic cement, and be fixed on connecting rod 1 by injection molding manner
Top.
When pressing plate 2 is moved to close to the position on 1 top of connecting rod, in order to increase shifting of the pressing plate 2 in 1 axial direction of connecting rod
Dynamic range, while reducing the height that blocking portion 11 protrudes from 2 top of pressing plate, optionally, pressing plate 2 towards 1 top of connecting rod
Side is provided with the escape groove 22 for avoiding blocking portion 11, pressing plate 2 along connecting rod 1 move axially to it is same with blocking portion 11
When position, blocking portion 11 is at least partially disposed at escape groove 22 and is formed by space.
Specifically, escape groove 22 is generally provided with the central location of pressing plate 2, and the tapped through hole 21 on pressing plate 2 is located at and keeps away
It allows in slot 22.When the apical position that moves axially to connecting rod 1 of the pressing plate 2 along connecting rod 1, since escape groove 22 provides
Space, thus blocking portion 11 can be at least partially received in the space, and it is close to be located at pressing plate 2 and blocking portion 11
Or consistent height.
At this point, the bottom of blocking portion 11 or whole blocking portion 11 can be located at space provided by escape groove 22 it
In.In this way from the viewpoint of 1 side of connecting rod, the height that blocking portion 11 protrudes from the part of 2 top of pressing plate is greatly reduced, very
It is hidden within escape groove 22 to whole blocking portions 11.The height that thus blocking portion 11 protrudes from above pressing plate 2 is smaller, can
Be conducive to regular vehicle body space, and increase the moving range of pressing plate 2.
Specifically, due to that may produce relative rotation between pressing plate 2 and connecting rod 1, thus escape groove 22 is usually to justify
Shape turns round shape.No matter pressing plate 2 turns to which orientation of connecting rod 1 in this way, and escape groove 22 can accommodate blocking portion 11
Wherein.In general, the internal diameter of escape groove 22 can be slightly larger than the full-size of blocking portion 11 in radial directions.
And in order to realize the fixed function of pressing plate 2 in the axial direction to spare tyre 10, in general, pressing plate 2 is along itself board direction
Full-size can be greater than spare tyre 10 axle center bore dia.The pressing plate 2 being connected in connecting rod 1 in this way can form one and be greater than
The positioning plane of the axle center bore dia of spare tyre 10, when spare tyre 10 has the trend moved up, the bottom surface of pressing plate 2 will with it is standby
At least part top area of tire 10 abuts, and spare tyre 10 is prevented to continue to move to.Spare tyre 10 can be limited in pressing plate 2 in this way
In the region of lower section.
For example, optional, the outer rim shape of pressing plate 2 can be circle, at this point, the diameter of pressing plate 2 can be greater than spare tyre 10
The diameter of axle center hole, so that spare tyre 10 can be stablized and firm is pressed on underbody 20 by circular pressing plate 2.And due to axle center
Hole is located on the wheel hub of spare tyre 10, and the wheel hub of spare tyre 10 is the opposite symmetrical centrosymmetric structure of axle center hole, so by pressing plate 2
It is similarly arranged to circle, pressing plate 2 and the abutment of wheel hub can be made symmetrical also relative to the center of circle, so that 2 stress of pressing plate
Balance is not easy to tilt
Further, it is to be appreciated that the outer rim of pressing plate 2 be formed by shape may be ellipse, polygon either
Platen shape commonly used by the those skilled in the art such as irregular shape, it is without restriction herein.
In addition, as an alternative embodiment, the side towards 1 bottom end of connecting rod of pressing plate 2 is provided with boss 23,
The shape of boss 23 and the axle center hole shape of spare tyre 10 are mutually matched, and are located at underbody 20 for supporting spare tyre 10 in pressing plate 2
When upper, the radial position of limitation spare tyre 10.
In actual operation, since pressing plate 2 and underbody bracket have a certain distance, it is difficult connecting rod 1 directly
It is connected on underbody 20, so boss can be allowed by the way that boss 23 is arranged in side of the pressing plate 2 towards 1 bottom end of connecting rod
23 adapt to the depressed area of the wheel hub side of spare tyre 10, to complete the positioning of pressing plate 2 and connecting rod 1 in the axial direction, are convenient for
Pressing plate 2 is fastened on spare tyre 10, it, can be at this point, the axle center hole of the tapped through hole 21 of pressing plate 2 and spare tyre 10 is on the same line
It easily realizes 10 tightening operation of spare tyre, while also avoiding in the fastener cycle of spare tyre 10, pressing plate 2 is mobile to operation bring
It is inconvenient.
Further, since the shaft diameter of connecting rod 1 is typically small, it is not sufficient to radially consolidate spare tyre 10 at itself
It is fixed, thus also can further complete to make spare tyre 10 be not likely to produce radial direction the fixation in the radial direction of spare tyre 10 by boss 23
Play.
Specifically, boss 23 generally can be to be cylindrical or other convenient for the matched shape of axle center hole etc., herein not
It limits.
In the present embodiment, spare tyre fastening bolt can specifically include connecting rod and pressing plate；Wherein, the bottom end of connecting rod from
The spare tyre axle center hole of vehicle is passed through and is connect with the underbody of vehicle, and at least partly rod segment of connecting rod is provided with outer spiral shell
Line；The tapped through hole that connection can be screwed with external screw thread is provided on pressing plate, pressing plate is connect by tapped through hole with connecting rod, and can
Along the axial movement of connecting rod, the one side of pressing plate towards connecting rod bottom end, which is used to support spare tyre, is located at underbody.In this way when
The vehicle of vehicle either the specification difference of spare tyre when, pressing plate can by the different height that is moved to above underbody, from
And the spare tyre of different-thickness is fixed accordingly, so that spare tyre fastening bolt is capable of fixing the spare tyre of different dimensions, leads to
It is preferable with property.
In addition, the utility model also provides a kind of vehicle body, including underbody and spare tyre fastening bolt, underbody
On be provided with threaded mounting hole, the connecting rod in spare tyre fastening bolt is connect by threaded mounting hole with underbody.It is logical in this way
Crossing spare tyre fastening bolt can be firmly fixed to spare tyre on underbody.Wherein, the specific structure, function of spare tyre fastening bolt
It can be described in detail in the aforementioned embodiment with working principle, details are not described herein again.
Specifically, to generally include body shell (also referred to as white body), vehicle body exterior component, built-in fitting and body electric system attached for vehicle body
Part etc..Main structural component of the body shell as vehicle, usually by body structural members such as stringer, crossbeam, column, stiffening plates and
Body outer skin is welded.Wherein, body shell generally includes three parts from back to front, i.e., rear portion vehicle body, middle part vehicle body and
Foreside bodywork etc..Rear portion vehicle body is the body structure positioned at main cabin rear portion, including the luggage compartment for placing article, on luggage compartment
Side is equipped with boot lid, and luggage compartment two sides are respectively equipped with rear fender, and luggage compartment tail end is equipped with squab panel and rear bumper etc.,
And underbody is located at the vehicle body of rear portion, and can be used for placing spare tyre above underbody.In general, spare tyre is usually located at
The bottom section of luggage compartment.
Wherein, it is usually provided with threaded mounting hole on underbody 20, the dimensions of threaded mounting hole and connecting rod
Specification is mutually matched, and the bottom end of such connecting rod can be inserted and be combined in threaded mounting hole, to realize that spare tyre fastens spiral shell
Connection between bolt and underbody.
When installing spare tyre fastening bolt, first pressing plate can be placed in and be capable of fixing the height and position on spare tyre just,
Then by the axle center hole of connecting rod insertion spare tyre, make on the bottom end and underbody of connecting rod finally by rotation connection bar
Threaded mounting hole screws, and crush board is connected on spare tyre, to complete the fixation to spare tyre.
In the present embodiment, vehicle body includes underbody and spare tyre fastening bolt, is provided with threaded mounting hole on underbody,
Connecting rod in spare tyre fastening bolt is connect by threaded mounting hole with underbody；Spare tyre fastening bolt can specifically include company
The bottom end of extension bar and pressing plate, connecting rod passes through from the spare tyre axle center hole of vehicle and connect with the underbody of vehicle, and connecting rod
At least partly rod segment be provided with external screw thread；The tapped through hole that connection can be screwed with external screw thread is provided on pressing plate, pressing plate passes through
Tapped through hole is connect with connecting rod, and can be used for along the axial movement of connecting rod, the one side towards connecting rod bottom end of pressing plate will
Spare tyre is supported and is located on underbody.Spare tyre fastening in this way when the vehicle of the vehicle either specification difference of spare tyre, in vehicle body
Bolt can be fixed accordingly.
The utility model also provides a kind of vehicle, including vehicle body described in chassis and above-described embodiment.Wherein, the tool of vehicle body
Body structure, function and working principle have been described in detail in previous embodiment one, and details are not described herein again.
Wherein, the chassis of vehicle is mainly used for supporting and installing engine and its each component, assembly of vehicle etc., and receives
The power of engine makes automobile normally travel under the driving of engine.Automobile chassis generally may include transmission system, traveling
The component parts such as system, steering system and braking system.In addition, vehicle usually can also include engine, seat, driver's cabin etc.
Component part, details are not described herein again.
Chassis is carried below vehicle body in this way, and in the main structure of vehicle body of vehicle body, it include the component parts such as luggage compartment,
It may be provided with spare tyre fixing bolt above underbody below vehicle body luggage compartment, spare tyre be fixed on underbody.
When vehicle occurs blowing out in the process of moving in this way, spare tyre can be taken out from luggage compartment bottom, and carry out tire
Replacement guarantees that vehicle can continue to carry out normally travel to repairing website.
And since the spare tyre fixing bolt in the vehicle of the utility model can be adjusted to different fixation positions, thus it is right
In different vehicles or different spare tyre specifications, spare tyre fixing bolt can be easily fixed it, thus
With preferable versatility.
In the present embodiment, vehicle includes chassis and vehicle body；Vehicle body includes underbody and spare tyre fastening bolt, underbody
On be provided with threaded mounting hole, the connecting rod in spare tyre fastening bolt is connect by threaded mounting hole with underbody；Spare tyre is tight
Fixing bolt can specifically include connecting rod and pressing plate, and the bottom end of connecting rod is passed through from the spare tyre axle center hole of vehicle and the vehicle with vehicle
The connection of body bottom plate, and at least partly rod segment of connecting rod is provided with external screw thread；It is provided with to screw with external screw thread on pressing plate and connect
Tapped through hole, pressing plate connect by tapped through hole with connecting rod, and can connecting rod axial movement, pressing plate towards connecting rod
The one side of bottom end, which is used to support spare tyre, is located at underbody.In this way when the vehicle of the vehicle either specification difference of spare tyre,
Spare tyre fastening bolt in vehicle body can be fixed accordingly, have preferable versatility.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of spare tyre fastening bolt, which is characterized in that including connecting rod and pressing plate；
The bottom end of the connecting rod passes through from the spare tyre axle center hole of vehicle and connect with the underbody of the vehicle, and the company
At least partly rod segment of extension bar is provided with external screw thread；
The tapped through hole that connection can be screwed with the external screw thread is provided on the pressing plate, the pressing plate passes through the tapped through hole
Connect with the connecting rod, and can along the axial movement of the connecting rod, the pressing plate towards the one of the connecting rod bottom end
Face, which is used to support the spare tyre, is located at the underbody.
2. spare tyre fastening bolt according to claim 1, which is characterized in that whole rod segments setting of the connecting rod is
State external screw thread；Alternatively, the top rod segment of the connecting rod is provided with the external screw thread.
3. spare tyre fastening bolt according to claim 1, which is characterized in that the external screw thread is self-locking thread.
4. spare tyre fastening bolt according to claim 1-3, which is characterized in that the top of the connecting rod has
For limiting the blocking portion of the moving range of the pressing plate.
5. spare tyre fastening bolt according to claim 4, which is characterized in that be socketed on the blocking portion for gripping
Handle；Alternatively,
The blocking portion is formed as the handle.
6. spare tyre fastening bolt according to claim 4, which is characterized in that the pressing plate towards the connecting rod top
Side be provided with the escape groove for avoiding the blocking portion, the pressing plate along the connecting rod move axially to it is described
When blocking portion same position, the blocking portion is at least partially disposed at the escape groove and is formed by space.
7. spare tyre fastening bolt according to claim 1-3, which is characterized in that the pressing plate is along itself plate face side
To full-size be greater than the spare tyre axle center bore dia.
8. spare tyre fastening bolt according to claim 1-3, which is characterized in that the pressing plate towards the company
The side of extension bar bottom end is provided with boss, and the shape of the boss and the axle center hole shape of the spare tyre are mutually matched, and is used for
The pressing plate by the spare tyre support be located on the underbody when, limit position of the spare tyre relative to the connecting rod radial direction
It sets.
9. a kind of vehicle body, which is characterized in that including underbody and the described in any item spare tyre fastening bolts of claim 1-8,
Threaded mounting hole is provided on the underbody, the connecting rod in the spare tyre fastening bolt by the threaded mounting hole with
The underbody connection.
10. a kind of vehicle, which is characterized in that including chassis and vehicle body as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144259.3U CN208855755U (en) | 2018-07-19 | 2018-07-19 | Spare tyre fastening bolt, vehicle body and vehicle |
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| CN201821144259.3U CN208855755U (en) | 2018-07-19 | 2018-07-19 | Spare tyre fastening bolt, vehicle body and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857150A (en) * | 2022-06-16 | 2022-08-05 | 奇瑞汽车股份有限公司 | Spare tire fixing bolt and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114857150A (en) * | 2022-06-16 | 2022-08-05 | 奇瑞汽车股份有限公司 | Spare tire fixing bolt and vehicle |
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