CN-117207711-B - Cross-country vehicle tire reinforcing apparatus and mounting tool thereof

Abstract

The invention discloses a cross-country vehicle tire reinforcing device in the field of hub tire installation, which comprises a hub, wherein the hub comprises a rim and a spoke, the tire is integrally provided with an inner installation part and an outer installation part which are corresponding to each other, the inner installation part of the tire is correspondingly sleeved on the periphery of the rim and abuts against an inner limit boss, the outer installation part of the tire is correspondingly sleeved on one outward end of the rim and abuts against an outer limit boss, a threaded sleeve is arranged in an installation hole, the inner periphery and the periphery of the threaded sleeve are respectively provided with an inner thread and an outer thread, the outer threads of the threaded sleeve are connected with the inner threads of the inner wall of the installation hole, one outward end of the rim is correspondingly provided with a lock ring for pressing the outer installation part, a plurality of connecting holes are correspondingly formed in the lock ring in a penetrating manner, each connecting hole is correspondingly arranged with each threaded sleeve, and each installation bolt sequentially passes through the corresponding connecting holes, the threaded sleeve and the installation hole. The invention can strengthen the off-road tire, prevent the off-road tire from misplacement, and ensure the tight fitting of the hub and the tire.

Inventors

• LU YINGFENG
• LI GANG
• WANG JIE
• ZHANG FENG
• WANG XIONG
• WANG JUN
• CHEN JIAJIA
• TONG LEIQIANG
• FAN CHENGQIANG

Assignees

• 江苏苏美达铝业有限公司

Dates

Publication Date

20260505

Application Date

20231011

Claims (5)

1. 1. The utility model provides a cross-country vehicle tire reinforcing apparatus, including wheel hub, wheel hub includes rim and spoke, annular rim periphery is provided with the corresponding interior spacing protruding seat in front and back and outer spacing protruding seat respectively around, the last internal mounting portion and the outer mounting portion that correspond of an organic whole that are provided with of tire, the corresponding cover of internal mounting portion of tire is established in rim periphery and is supported the protruding seat of interior spacing, the corresponding cover of outer mounting portion of tire is established in rim outward one end and is supported the protruding seat of outer spacing, characterized in that, the one end inner periphery of facing outward of wheel hub is provided with annular inner step, a plurality of mounting holes have been offered along circumference interval run through on the inner step, be provided with the swivel nut in the mounting hole, the internal periphery and the periphery of swivel nut are equipped with internal thread one and external screw thread respectively, the external screw thread of swivel nut is connected with the internal thread of mounting hole inner wall, the outer one end of facing of rim is provided with the lock collar of pushing down outer mounting portion correspondingly, the lock collar is fixed connection with the interior step through a plurality of circumference interval distribution's mounting bolt, each swivel nut of correspondence is offered a plurality of coupling holes with each swivel nut, each coupling hole is provided with each swivel nut in turn corresponding setting up, each coupling hole is passed through the corresponding installation hole, each swivel nut is provided with a swivel nut; the inner thread I and the outer thread of the screw sleeve are respectively M8 thread and M12 thread, the axial length of the inner thread II of the inner wall of the mounting hole is smaller than the length of the mounting hole, the inner thread II corresponds to the outward end of the mounting hole, a plurality of inner grooves which are uniformly distributed along the circumferential direction are arranged on the periphery of the screw sleeve, the length direction of the inner grooves is parallel to the axis direction of the screw sleeve, the depth of the inner grooves is smaller than the wall thickness of the screw sleeve, the end part of the inner grooves is correspondingly provided with a connecting rib, the connecting rib is integrally provided with a middle part which is positioned on the end surface of the screw sleeve and corresponds to the end surface of the screw sleeve, the end part of the middle part is provided with an inserting key, the middle part is provided with a triangular shearing groove, the cross section of the insertion key is rectangular or trapezoid, the connecting ribs and the insertion key are arranged corresponding to external threads, the periphery of each connecting hole on the lock ring is provided with an embedded groove, a bolt seat of the mounting bolt compresses the bottom of the embedded groove, a gasket sleeved on the periphery of the mounting bolt is arranged between the bolt seat and the bottom of the embedded groove, the periphery of the lock ring is provided with a compressing part, the outer mounting part is provided with a compressing groove corresponding to the compressing part, and the compressing part is matched with the compressing groove.
2. 2. The tire reinforcement device of claim 1, wherein the sleeve is made of stainless steel, the hub is made of aluminum, and the insert keys are axially pushed into the mounting holes after the sleeve is installed in the mounting holes.
3. 3. The mounting tool for the tire reinforcement device of the off-road vehicle according to claim 1 or 2, characterized by comprising a mounting sleeve, wherein the mounting sleeve is arranged corresponding to the threaded sleeve, a central hole is formed in the mounting sleeve, the mounting shaft is matched and inserted into the central hole, the mounting shaft comprises a front shaft and a rear shaft, the outer diameter of the front shaft is larger than that of the rear shaft, the central hole comprises a front spring hole and a rear guide hole, an annular limiting groove is formed in the periphery of the guide hole in the mounting sleeve, the rear shaft is matched and inserted into the guide hole, the front end of the rear shaft extends into the spring hole, a reset spring sleeved on the periphery of the rear shaft is arranged between the rear end of the front shaft and the inner wall of the rear end of the spring hole, the front end of the front shaft extends out of the mounting sleeve and is provided with a threaded head, the threaded head is matched and screwed into the threaded sleeve, the threaded head is connected with the inner thread of the threaded sleeve, the outer diameter of the threaded head is smaller than the outer diameter of the front shaft, the end face of the front shaft abuts against the threaded sleeve, an annular limiting step is formed in the periphery of the rear shaft, an annular limiting step is formed in the periphery of the mounting sleeve, the limiting step is matched and mounted in the limiting groove and abuts against the inner wall of the limiting groove, and the front end is provided with the front end of the limiting step.
4. 4. The mounting tool for the tire reinforcement device of the off-road vehicle according to claim 3, wherein each of the insertion keys is circumferentially distributed on the outer periphery of the front axle, a space is reserved between the insertion key and the outer periphery of the front axle, a plurality of guide positioning holes are formed in the front end of the mounting sleeve corresponding to each of the insertion keys, each of the guide positioning holes comprises a front inlet hole, a transition hole and a rear positioning hole which are sequentially formed, a guide inclined wall is arranged on one side, close to the front axle, of each of the transition holes, the guide inclined wall is arranged corresponding to the shearing groove, the cross section area of the front inlet hole is larger than the cross section area of the rear positioning hole, the inner walls of the rear positioning holes are matched with the outer periphery of the insertion key, and the cross sections of the front inlet hole and the rear positioning hole are rectangular or trapezoidal.
5. 5. The mounting tool for tire reinforcement device of off-road vehicle according to claim 4, wherein the mounting sleeve is radially provided with a stopper bolt on both sides thereof, the two stopper bolts are circumferentially spaced 180 ° apart, two screw holes are formed in the side wall of the mounting sleeve corresponding to the two stopper bolts, a stopper hole is formed in both sides of the front axle corresponding to the two stopper bolts, the stopper bolt radially passes through the corresponding screw hole of the mounting sleeve and is inserted into the corresponding stopper hole in a matching manner, the stopper bolt is screwed with the corresponding screw hole, and grip handles are further provided on both sides of the mounting sleeve.

Description

Cross-country vehicle tire reinforcing apparatus and mounting tool thereof Technical Field The invention belongs to the field of hub tire installation, and particularly relates to an off-road tire reinforcing device and an installation tool thereof. Background In the prior art, an all-road cross-country radial tire has the patent application number of 201920816633.8 and the application date of 2019.06.01, and the all-road cross-country radial tire structurally comprises a central land part, a secondary shoulder land part and a shoulder land part, wherein two secondary shoulder land parts are respectively arranged on two sides of the central land part, shoulder land parts are arranged on the outer sides of the secondary shoulder land parts, the central land part, the secondary shoulder land parts and the shoulder land parts are distributed along the circumferential direction of the tire tread, and the central land part, the secondary shoulder land parts and the shoulder land parts are parallel to each other. The off-road radial tire has strong ground grabbing force, but the problem in the use process of the tire mounted on the off-road vehicle hub is that the tire is easy to move due to severe and complex road conditions of the off-road vehicle, so that the tire is more stably mounted on the off-road vehicle hub, and is firmly positioned, the tight fit between the hub and the tire is ensured, and the tire reinforcement device is urgently needed at present. Disclosure of Invention The invention aims to provide the off-road vehicle tire reinforcing device which can be used for reinforcing the off-road vehicle tire and preventing the off-road vehicle tire from misplacement, so that the tire is more stably arranged on the off-road vehicle hub, the positioning is firm, and the tight fitting between the hub and the tire is ensured. The cross-country vehicle tire reinforcing device comprises a hub, wherein the hub comprises a rim and spokes, an inner limit boss and an outer limit boss which are corresponding front and back are respectively arranged on the periphery of the annular rim in a surrounding mode, an inner mounting part and an outer mounting part which are corresponding front and back are integrally arranged on the tire, the inner mounting part of the tire is correspondingly sleeved on the periphery of the rim and abuts against the inner limit boss, the outer mounting part of the tire is correspondingly sleeved on the outer end of the rim and abuts against the outer limit boss, an annular inner step is arranged on the inner periphery of the outer end of the hub, a plurality of mounting holes are formed in the inner step in a penetrating mode at intervals along the circumferential direction, a threaded sleeve is arranged in the mounting holes, an inner thread I and an outer thread II are respectively arranged on the inner periphery and the outer periphery of the threaded sleeve, a locking ring which presses the outer mounting part is correspondingly arranged on the outer end of the rim and fixedly connected with the inner step through a plurality of mounting bolts which are distributed at intervals in the circumferential direction, a plurality of connecting holes are formed in a penetrating mode in the locking ring, a plurality of threaded sleeves are correspondingly arranged on the locking ring, and each threaded sleeve is correspondingly provided with a plurality of threaded sleeve through a plurality of threaded holes which are correspondingly arranged in a penetrating mode, and each threaded sleeve penetrates through each mounting hole in a corresponding mode. According to the invention, the lock ring is fixed with the hub through the mounting bolts, the stainless steel threaded sleeve is arranged on the hub corresponding to the mounting bolts, and the threaded sleeve is connected with the aluminum hub, so that the lock ring is firmly and stably connected with the hub, and the deformation of a hole site on the hub caused by the fact that the bolts are directly contacted with the aluminum hub is avoided. Compared with the prior art, the cross-country vehicle tire reinforcing device has the beneficial effects that the cross-country vehicle tire can be reinforced, the cross-country vehicle tire is prevented from being misplaced, the tire is more stably arranged on the cross-country vehicle hub, the positioning is firm, and the tight fitting of the hub and the tire is ensured. The screw sleeve is further improved in that the first internal thread and the external thread of the screw sleeve are respectively M8 threads and M12 threads, the axial length of the second internal thread on the inner wall of the mounting hole is smaller than that of the mounting hole, the second internal thread corresponds to the outward end of the mounting hole, a plurality of inner grooves which are uniformly distributed along the circumferential direction are formed in the periphery of the screw sleeve, the length direction of t