CN111421999A

CN111421999A - Rim and wheel

Info

Publication number: CN111421999A
Application number: CN202010283985.9A
Authority: CN
Inventors: 徐超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-07-17

Abstract

The invention relates to a rim and a wheel. The rim includes annular rim and sets up in interior rim limit and the outer rim limit of annular rim both sides edge, forms the U-shaped groove that is used for installing the tire between inside and outside rim limit, and outer rim limit is including fixed rim limit and activity rim limit, and the connection can be dismantled with annular rim to the activity rim limit. The movable part is arranged on the outer rim edge, so that the tire is convenient to mount and dismount; the inclined micro-raised lines are arranged on the outer wall of the annular rim, and the micro-raised lines of the rims on the left side and the right side of the same vehicle are arranged in an outward splayed shape under the front visual angle of the vehicle, so that impact force formed on rubber tires in the driving process of the vehicle is facilitated to approach the inner rim, the impact force is prevented from being gathered to the outer rim, extrusion is formed on the movable rim, and potential safety hazards of driving are caused; meanwhile, the inclination angle of the micro-convex lines is small and is approximately flat, so that the safety of the inner rim edge can be effectively ensured.

Description

Rim and wheel

Technical Field

The invention relates to the technical field of wheels, in particular to a rim and a wheel.

Background

In the prior art, in order to facilitate the assembly and disassembly of a tire, an outer rim edge and an inner rim edge are respectively arranged on two sides of a rim, a U-shaped groove for embedding the tire is formed between the inner rim edge and the outer rim edge, and meanwhile, the inner rim edge and the outer rim edge have the function of keeping and supporting the direction of the tire. The inner rim and the outer rim in the prior art are of complete annular structures, and the outer diameter of the rim is larger than the inner diameter of a tire, so that the tire is difficult to mount, and particularly, a solid rubber tire is generally mounted by using a crow bar in an auxiliary manner. The wheel of prior art does not generally have the shock attenuation design itself, and for solving this technical problem, utility model patent with publication number CN 208180656U discloses a wheel, provides a wheel that itself has shock-absorbing function. On the basis of the wheel with the structure, if the tire can be further conveniently disassembled and assembled, the function of the wheel can be more complete.

Disclosure of Invention

The invention mainly aims to overcome the defects of the prior art and provide a rim and a wheel which are convenient to mount and dismount a tire, in particular a solid rubber tire, are convenient to dismount and mount, and are time-saving and labor-saving.

The invention adopts the following technical scheme:

the utility model provides a rim, is including annular rim and set up in interior rim limit and the outer rim limit of annular rim both sides edge, forms the U-shaped groove that is used for installing the tire between interior, the outer rim limit, interior rim limit and annular rim fixed connection, outer rim limit is including fixed rim limit and activity rim limit, fixed rim limit and annular rim fixed connection, and the activity rim limit can be dismantled with annular rim and be connected.

Furthermore, the movable rim edge is detachably connected with the fixed rim edge and the annular rim respectively.

Furthermore, the edges of the butt joint positions of the movable rim edge and the fixed rim edge form butt joint pieces which are matched with each other, the butt joint pieces are respectively provided with corresponding screw holes, and the movable rim edge and the fixed rim edge are fixedly connected through screws which penetrate through the screw holes in the butt joint pieces.

Furthermore, a plurality of connecting pieces used for being fixedly connected with the annular rim are arranged on the movable rim edge along the inner edge of the movable rim edge at intervals, the connecting pieces are fixedly connected with the movable rim edge and provided with a plurality of fixing screw holes, a plurality of fixing bolts correspondingly matched with the fixing screw holes on the connecting pieces are arranged on the inner wall of the annular rim, and the movable rim edge is fixedly connected with the annular rim through the matching of the fixing screw holes on the connecting pieces and the fixing bolts.

Furthermore, the radian occupied by the movable rim edge is 1/5-1/3 of the whole outer rim edge.

Furthermore, a plurality of micro-convex lines are formed on the outer wall of the annular rim along the circumferential direction of the annular rim, the micro-convex lines are gradually inclined upwards from the outer side to the inner side at the front view angle of the vehicle, the inclination angle is 1-5 degrees, and the micro-convex lines of the rims on the left side and the right side of the same vehicle are arranged in an outer splayed manner.

Further, the inner rim edge is arranged in parallel with the outer rim edge.

Furthermore, the inner rim edge, the fixed rim edge and the annular rim are of an integrally formed structure.

Further, the height of the annular rim of the inner rim edge and the annular rim of the outer rim edge is 0.8-1.2 cm.

The wheel comprises a hub, a spoke, a rim and a tire, wherein the rim comprises an inner rim and an outer rim, the outer rim adopts the rim, and the inner rim is connected with the outer rim through a damping device.

As can be seen from the above description of the present invention, compared with the prior art, the beneficial effects of the present invention are:

according to the invention, the outer rim edge comprises the fixed rim edge and the movable rim edge, so that the movable rim edge can be detached when the tire is mounted or detached, and the mounting and the detaching of the tire are more convenient, especially for a solid rubber tire, and the movable net edge is mounted after the tire is dismounted, so that the mounting and the detaching are convenient, and the time and the labor are saved. Simultaneously, through set up little raised line on annular rim outer wall, and by outside leaned on to inboard gradually under the vehicle forward viewing angle, the little raised line of the rim of the same vehicle left and right sides is outer splayed and arranges, the vehicle of being convenient for goes the in-process and is close to the inner rim limit to the impact force that rubber tire formed, avoid the impact force to gather to outer rim limit, form the extrusion to the activity rim limit, cause driving safety hidden danger, and the inclination of little raised line is less, be close straight, can avoid the impact force too big to the pressure that the inner rim limit formed, can effectively guarantee the security of inner rim limit.

Drawings

FIG. 1 is a perspective view showing a split structure of a rim according to example 1 of the present invention in a state where a movable rim side is not attached;

FIG. 2 is a perspective view showing the entire structure of a rim in a state where a movable rim is attached according to example 1 of the present invention;

fig. 3 is a front structural sectional view of a wheel according to embodiment 1 of the present invention.

In the figure: 1. the wheel comprises an annular rim, 2 parts of an inner rim edge, 3 parts of an outer rim edge, 30 parts of a fixed rim edge, 31 parts of a movable rim edge, 4 parts of a tire, 5 parts of a micro-raised line, 6 parts of a butt joint piece, 7 parts of a screw hole, 8 parts of a screw, 9 parts of a connecting piece, 10 parts of a fixed screw hole, 11 parts of a fixed bolt, 12 parts of a hub, 13 parts of a spoke, 14 parts of an inner rim, 15 parts of an outer rim, 16 parts of a damping piece, 17 parts of a damping piece joint, 18 parts of a locking shaft, 19 parts of a hydraulic driving part and 20 parts of a locking hole.

Detailed Description

The invention is further described below by means of specific embodiments.

Example 1

Referring to fig. 1 to 3, the rim of the present invention includes an annular rim 1, and an inner rim 2 and an outer rim 3 disposed on two side edges of the annular rim 1. Inner rim limit 2, outer rim limit 3 parallel arrangement form the U-shaped groove that is used for installing tire 4 between inner rim limit 2, the outer rim limit 3, and inner rim limit 2 is 1 centimetre with outer rim limit 3 relative annular rim 1 height. A plurality of micro-convex lines 5 are formed on the outer wall of the annular rim 1 along the circumferential direction of the annular rim, the micro-convex lines 5 are gradually inclined upwards from the outer side to the inner side under the front visual angle of the vehicle, the inclination angle is 3 degrees and is close to the vertical rim edge, and the micro-convex lines 5 of the rims on the left side and the right side of the same vehicle are arranged in an outer splayed manner.

Outer rim limit 3 is including fixed rim limit 30 and activity rim limit 31, and interior rim limit 2 and fixed rim limit 30 and annular rim 1 fixed connection and integrated into one piece, and activity rim limit 31 can dismantle with fixed rim limit 30 and annular rim 1 respectively and be connected, and the shared radian of activity rim limit 31 is 1/4 of whole outer rim limit 3. The abutting joint edges of the movable rim edge 31 and the fixed rim edge 30 form abutting joint pieces 6 which are matched with each other respectively, corresponding screw holes 7 are formed in the abutting joint pieces 6 respectively, and the movable rim edge 31 and the fixed rim edge 30 are fixedly connected through screws 8 which penetrate through the screw holes 7 in the abutting joint pieces 6. Three connecting pieces 9 which are fixedly connected with the annular rim 1 are arranged on the movable rim edge 31 at intervals along the inner edge of the movable rim edge, the connecting pieces 9 are fixedly connected with the movable rim edge 31 and are provided with two fixing screw holes 10, two fixing bolts 11 which are correspondingly matched with the fixing screw holes 10 on the connecting pieces 9 are arranged on the corresponding positions of the inner wall of the annular rim 1, and the movable rim edge 31 is fixedly connected with the annular rim 1 through the matching of the fixing screw holes 10 on the connecting pieces 9 and the fixing bolts 11.

When the tire 4 is installed on the wheel, the movable rim edge 31 can be detached firstly, then the tire 4 is installed, and after the tire 4 is installed, the movable rim edge 31 is fixedly connected with the annular rim 1 and the fixed rim edge 30; similarly, when the tire 4 is disassembled, the movable rim edge 31 can be disassembled firstly, then the tire 4 is disassembled, and after the tire 4 is disassembled, the movable rim edge 31 is fixedly connected with the annular rim 1 and the fixed rim edge 30.

Referring to fig. 1 to 3, the wheel of the present invention comprises a hub 12, a wheel disc 13, a rim and a tire 4, wherein the rim comprises an inner rim 14 and an outer rim 15, the outer rim 15 adopts the rim, and the inner rim 14 is connected with the outer rim 15 through a shock absorbing device. The damping device comprises six damping sheets 16 arranged between the inner rim 14 and the outer rim 15, and the damping sheets 16 are elastic steel sheets. Wheel hub 12 and interior rim 14 are connected respectively to spoke 13 both ends, six shock attenuation pieces 16 evenly arrange along 14 circumference of interior rim, outer rim 15 cover is located interior rim 14 outsidely, leave 2.5 ~ 3 cm's clearance between outer rim 15 and the interior rim 14, shock attenuation piece 16 supports and sets up between outer rim 15 and interior rim 14, the width of shock attenuation piece 16 is the same with interior rim 14 width, shock attenuation piece 16 and the radial certain contained angle installation that exists of wheel, and be provided with shock attenuation piece joint 17 on the 15 inner walls of outer rim. The spoke 13 is internally provided with a hydraulic locking device which comprises a locking shaft 18 and a hydraulic driving part 19 for connecting and driving the locking shaft 18 to reciprocate, the hydraulic driving part 19 can adopt a hydraulic cylinder, the inner wall of the outer rim 15 is provided with a locking hole 20 corresponding to the position of the locking shaft 18, and the locking shaft 18 can reciprocate relative to the locking hole 20.

Load is transmitted between the outer rim 15 and the inner rim 14 through the shock absorption sheets 16, and when the whole vehicle encounters sudden load change (such as pits encountered on a roadway), the shock absorption sheets 16 can counteract a part of sudden load change through self deformation, so that the vibration amplitude of the vehicle is reduced. If the wheel of the present embodiment is used as a driving wheel of a vehicle, when the vehicle moves forward, the inner rim 14 is a driving member, the outer rim 15 is a driven member, the inner rim 14 drives the outer rim 15 through the inclined shock absorbing pieces 16, and the shock absorbing pieces 16 are in a tension state. On the contrary, if the vehicle is reversed and the damper blade 16 is subjected to a pressure, which is very disadvantageous to the damper blade 16, the hydraulic locking device should be unlocked and the control locking shaft 18 should be inserted into the locking hole 20 so that the inner rim 14 and the outer rim 15 are locked to each other while the vehicle is put into the reversed state. The hydraulic locking device structure may also be omitted if the wheels of the present embodiment are used as non-driving wheels or a vehicle without a reverse gear.

Example 2

This example differs from example 1 in that: in the front view of the vehicle, the micro-convex lines 5 are gradually inclined upwards from the outer side to the inner side, and the inclination angle is 5 degrees. The radian occupied by the movable rim edge 31 is 1/5 of the whole outer rim edge 3. The height of the inner rim edge 2 and the outer rim edge 3 relative to the annular rim 1 is 0.8 cm. Eight shock absorbing sheets 16 are uniformly arranged on the wheel along the circumferential direction of the inner rim 14.

Example 3

This example differs from example 1 in that: in the front view of the vehicle, the micro-convex lines 5 are gradually inclined upwards from the outer side to the inner side, and the inclination angle is 1 degree. The radian occupied by the movable rim edge 31 is 1/3 of the whole outer rim edge 3. The height of the inner rim edge 2 and the outer rim edge 3 relative to the annular rim 1 is 1.2 cm.

Two connecting pieces 9 which are fixedly connected with the annular rim 1 are arranged on the movable rim edge 31 along the inner edge of the movable rim edge at intervals, the connecting pieces 9 are fixedly connected with the movable rim edge 31 and are provided with two fixed screw holes 10, two fixed screw holes which are correspondingly matched with the fixed screw holes 10 on the connecting pieces 9 are arranged on the corresponding positions of the inner wall of the annular rim 1, and the movable rim edge 31 is fixedly connected with the annular rim 1 through screws which penetrate through the fixed screw holes 10 on the connecting pieces 9 and the fixed screw holes on the annular rim 1.

The above description is only three specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. A rim, characterized in that: including annular rim and set up interior rim limit and outer rim limit at annular rim both sides edge, form the U-shaped groove that is used for installing the tire between inside and outside rim limit, interior rim limit and annular rim fixed connection, outer rim limit is including fixed rim limit and activity rim limit, fixed rim limit and annular rim fixed connection, and the activity rim limit can be dismantled with annular rim and be connected.

2. A wheel rim as claimed in claim 1, wherein: the movable rim edge is detachably connected with the fixed rim edge and the annular rim respectively.

3. A rim as claimed in claim 1 or 2, wherein: the butt joint pieces which are matched with each other are respectively formed at the edges of the butt joint positions of the movable rim edge and the fixed rim edge, corresponding screw holes are respectively formed in the butt joint pieces, and the movable rim edge and the fixed rim edge are fixedly connected through screws which penetrate through the screw holes in the butt joint pieces.

4. A rim as claimed in claim 1 or 2, wherein: the movable rim edge is provided with a plurality of connecting pieces at intervals along the inner edge thereof, the connecting pieces are fixedly connected with the annular rim edge, a plurality of fixing screw holes are formed in the connecting pieces, a plurality of fixing bolts correspondingly matched with the fixing screw holes in the connecting pieces are arranged at corresponding positions on the inner wall of the annular rim, and the movable rim edge is matched with the fixing bolts through the fixing screw holes in the connecting pieces and is fixedly connected with the annular rim.

5. A wheel rim as claimed in claim 1, wherein: the radian occupied by the movable rim edge is 1/5-1/3 of the whole outer rim edge.

6. A wheel rim as claimed in claim 1, wherein: a plurality of micro-convex lines are formed on the outer wall of the annular rim along the circumferential direction of the annular rim, the micro-convex lines are gradually inclined upwards from the outer side to the inner side under the front view angle of the vehicle, the inclination angle is 1-5 degrees, and the micro-convex lines of the rims on the left side and the right side of the same vehicle are arranged in an outer splayed mode.

7. A wheel rim as claimed in claim 1, wherein: the inner rim edge and the outer rim edge are arranged in parallel.

8. A wheel rim as claimed in claim 1, wherein: the inner rim edge, the fixed rim edge and the annular rim are of an integrally formed structure.

9. A wheel rim as claimed in claim 1, wherein: the height of the annular rim of the inner rim edge and the annular rim of the outer rim edge is 0.8-1.2 cm.

10. A wheel, includes wheel hub, spoke, rim and tire, its characterized in that: the wheel rim comprises an inner wheel rim and an outer wheel rim, the outer wheel rim adopts the wheel rim according to any one of claims 1 to 9, and the inner wheel rim and the outer wheel rim are connected through a shock absorption device.