CN219749415U - Tread pattern replacement type solid tire - Google Patents

Abstract

The utility model relates to the technical field of solid tires, in particular to a tread pattern-replaceable solid tire. The tire comprises an inner tire clamped on a rim, a plurality of clamping grooves are uniformly formed in the outer side wall of the inner tire at intervals along the circumferential direction of the inner tire, movable clamping fixing seats are respectively arranged in the clamping grooves, an outer tire clamped on the inner tire is arranged on the outer side of the inner tire, the outer tire comprises two clamping sleeves which are arranged in a front-back symmetrical mode, each clamping sleeve comprises a tire side which is abutted against the front side wall and the rear side wall of the inner tire, and a tire tread which is abutted against the outer side wall of the inner tire and each fixing seat. The tire tread pattern replacement device has the advantages that the solid tire is not required to be detached from the rim, the pattern replacement on the tire tread can be completed, so that the assembly and disassembly of the tire and the rim are simplified, the time and the labor are saved, the accident danger is reduced, meanwhile, the whole tire replacement is replaced by the replacement of the local part, the recycling rate of the solid tire is greatly improved, the consumption of rubber is reduced, and the problem in the prior art is solved.

Description

Tread pattern replacement type solid tire

Technical Field

The utility model relates to the technical field of solid tires, in particular to a tread pattern-replaceable solid tire.

Background

Solid tires are often used for high-load vehicles running at low speeds and vehicles operating on severe terrain, and because the solid tires have no inner tube, there is no concern about tire burst. Solid tires are generally classified into adhesive type tires, in which rubber is directly vulcanized on a rim, and non-adhesive type tires, in which rubber is fixed on a rim after vulcanization. Because of the working specificity of the solid tyre, the solid tyre is used under special working conditions for a long time, and the abrasion to the tread pattern of the tyre is serious and needs to be replaced periodically. When the non-adhesive solid tire is detached, the rim is required to be split into two parts, the two parts are respectively smashed into the tire from the two sides of the solid tire by a hammer head, finally the tire is screwed up by bolts, the position of the solid tire is fixed by the rim, the whole operation is time-consuming and labor-consuming, the tire is slightly careless, and the tire is easy to smash. In addition, the consumption of rubber by the solid tire is large, and the worn position of the solid tire is mainly concentrated on the tread pattern, so that the rubber is wasted due to frequent replacement.

Disclosure of Invention

The utility model provides a tread pattern replacement type solid tire for overcoming the defects of the prior art, which has reasonable structural design and convenient operation, and can complete the replacement of the pattern on the tread of the tire without detaching the solid tire from a rim when the solid tire needs to be replaced, thereby simplifying the assembly and disassembly of the tire and the rim, saving time and labor, reducing the occurrence of unexpected danger, simultaneously replacing the whole tire by replacing local parts, greatly improving the recycling rate of the solid tire, reducing the consumption of rubber and solving the problems existing in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a tread decorative pattern replacement type solid tyre, includes the inner tube of a tyre of joint on the rim, evenly is equipped with a plurality of draw-in groove along its circumferencial direction on the inner tube lateral wall, respectively activity joint fixing base in each draw-in groove, is equipped with the cover tire of joint on the inner tube of a tyre outside the inner tube of a tyre, the cover tire includes two cutting ferrule that the front and back symmetry set up, each the cutting ferrule includes the butt at the inner tube of a tyre lateral wall, the side wall on the back lateral wall to and the tread on each fixing base, is equipped with a plurality of recess respectively on the cover tire lateral wall that corresponds each fixing base position, is equipped with the decorative pattern piece respectively in each recess, each decorative pattern piece links to each other with the fixing base that corresponds one side through the connecting piece that sets up in its bottom four corners respectively.

Optionally, the connecting piece includes the screw rod that passes the decorative pattern piece perpendicularly, is equipped with the cylinder at the screw rod outer end, is equipped with interior hexagonal hole on the cylinder surface, is equipped with the mounting groove at the decorative pattern piece surface that corresponds the cylinder position, is equipped with the slip chamber in the fixing base that corresponds the screw rod position, the inner of screw rod inwards passes decorative pattern piece, cover tire and fixing base in proper order to stretch to the slip intracavity of fixing base, at the slip intracavity activity joint square column, offer the screw hole along its length direction in the middle part of the square column, the inner of screw rod links to each other with the screw hole of square column.

Optionally, a positioning block is arranged at the bottom of the pattern block corresponding to the mounting groove, the screw rod downwards passes through the positioning block, and a positioning groove matched with the positioning block is arranged at the bottom of the outer tire groove corresponding to the positioning block.

Optionally, the axis of the square column and the axis of the screw rod are arranged in a collinear way.

Optionally, a limiting mechanism is arranged between the two clamping sleeves on the opposite sides, the limiting mechanism comprises a plurality of protruding blocks arranged on the tread side wall of the rear clamping sleeve, each protruding block is uniformly arranged along the circumferential direction of the tread, and limiting grooves matched with the protruding blocks are arranged on the tread side wall of the front clamping sleeve corresponding to the protruding block.

Optionally, the fixing base is a polyurethane fixing base.

The utility model adopts the technical proposal and has the advantages that: the tire tread is reasonable in structural design and convenient to operate, when the solid tire needs to be replaced, the solid tire does not need to be detached from the rim, and the patterns on the tire tread can be replaced, so that the assembly and disassembly of the tire and the rim are simplified, time and labor are saved, accidental danger is reduced, meanwhile, the whole replacement of the tire is replaced through the replacement of the local part, the recycling rate of the solid tire is greatly improved, and the consumption of rubber is reduced.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side view of the structure of FIG. 1;

FIG. 3 is a schematic view of the cross-sectional structure of A-A of FIG. 2;

FIG. 4 is a schematic perspective view of a block;

FIG. 5 is a schematic perspective view of the tire casing;

FIG. 6 is a schematic perspective view of an inner tube;

FIG. 7 is a schematic perspective view of a square column;

FIG. 8 is a schematic perspective view of a screw and cylinder;

in the figure, 1, an inner tube; 2. a clamping groove; 3. a fixing seat; 4. an outer tire; 401. a cutting sleeve; 4011. a sidewall; 4012. a tread; 5. a groove; 6. a pattern block; 7. a screw; 8. a cylinder; 9. an inner hexagonal hole; 10. a mounting groove; 11. a sliding chamber; 12. square columns; 13. a threaded hole; 14. a positioning block; 15. a positioning groove; 16. a bump; 17. and a limit groove.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1-8, in this embodiment, a tread pattern-replaceable solid tire comprises an inner tire 1 clamped on a rim, a plurality of clamping grooves 2 are uniformly arranged on the outer side wall of the inner tire 1 at intervals along the circumferential direction of the inner tire, clamping fixing seats 3 are movably clamped in the clamping grooves 2 respectively, an outer tire 4 clamped on the inner tire 1 is arranged on the outer side of the inner tire 1, the outer tire 4 comprises two clamping sleeves 401 which are symmetrically arranged in front and back, each clamping sleeve 401 comprises a sidewall 4011 abutted on the front side wall and the rear side wall of the inner tire 1, a tread 4012 abutted on the outer side wall of the inner tire 1 and each fixing seat 3, a plurality of grooves 5 are respectively arranged on the outer side wall of the outer tire 4 corresponding to the positions of each fixing seat 3, pattern blocks 6 are respectively arranged in the grooves 5, and each pattern block 6 is respectively connected with the fixing seat 3 corresponding to one side through connecting pieces arranged at four corners of the bottom of the pattern blocks.

Optionally, the connecting piece includes the screw rod 7 that vertically passes the decorative pattern piece 6, is equipped with cylinder 8 at screw rod 7 outer end, is equipped with interior hexagonal hole 9 at cylinder 8 surface, is equipped with mounting groove 10 at the decorative pattern piece 6 surface that corresponds cylinder 8 positions, is equipped with sliding chamber 11 in the fixing base 3 that corresponds screw rod 7 positions, the inner of screw rod 7 inwards passes decorative pattern piece 6, cover tire 4 and fixing base 3 in proper order to stretch into the sliding chamber 11 of fixing base 3, at sliding chamber 11 internal activity joint square column 12, offer screw hole 13 along its length direction at square column 12 middle part, the inner of screw rod 7 links to each other with the screw hole 13 of square column 12.

Optionally, a positioning block 14 is arranged at the bottom of the pattern block 6 corresponding to the position of the mounting groove 10, the screw 7 downwards moves through the positioning block 14, and a positioning groove 15 matched with the positioning block is arranged at the bottom of the groove 5 of the cover tire 4 corresponding to the position of the positioning block 14. On the one hand, the pattern block 6 can further enlarge the contact area with the two clamping sleeves 401 through the positioning blocks 14 arranged at the four corners of the bottom of the pattern block, so that friction is increased, and the two clamping sleeves 401 are closed together more stably; on the other hand, the screw 7 is also oriented so as to extend more accurately into the sliding cavity 11 of the fixed seat 3.

Optionally, the axis of the square column 12 is arranged in line with the axis of the screw 7.

Optionally, a limiting mechanism is disposed between two ferrules 401 on opposite sides, the limiting mechanism includes a plurality of protruding blocks 16 disposed on a sidewall of a tread 4012 of the rear ferrule 401, each protruding block 16 is uniformly disposed along a circumferential direction of the tread 4012, and a limiting groove 17 matched with the protruding block 16 is disposed on a sidewall of the tread 4012 of the front ferrule 401 corresponding to a position of each protruding block 16. The positions of the two clamping sleeves 401 can be further improved to be unchanged by matching the convex blocks 16 with the corresponding limiting grooves 17, so that the two clamping sleeves 401 are prevented from being radially misplaced.

Optionally, the fixing base 3 is a polyurethane fixing base. The polyurethane material has the properties of high hardness, aging resistance and low temperature resistance, and the polyurethane material is used for replacing the rubber material, so that the consumption of rubber can be further reduced while the support of the tire is ensured.

When the tread pattern of the solid tire is worn and needs to be replaced, the pattern blocks 6 can be replaced only, the tire is not required to be separated from the rim, the assembly and disassembly procedures of the tire are simplified, time and labor are saved, and accidents are effectively reduced. The specific replacement steps are as follows: the tool is inserted into each mounting groove 10 of the pattern block 6, and the screw 7 is separated from the threaded hole 13 of the square column 12 by screwing the inner hexagonal hole 9 on the cylinder 8, so that the cylinder 8 and the screw 7 are taken out. After the four screws 7 on the pattern block 6 are taken out, the pattern block 6 can be pried out of the groove 5 of the cover tire 4 by using a screwdriver. And then the new pattern block 6 is clamped into the groove 5 again, each screw rod 7 is connected with the square column 12 in the corresponding sliding cavity 11 in a threaded manner, and along with continuous screwing, the screw rods 7 drive the square column 12 to slide outwards in the corresponding sliding cavity 11 until the square column is abutted to the top of the sliding cavity 11. At this time, the blocks 6 are tightly attached to the outer sidewall of the tire case 4. It should be noted that the two ferrules 401 are fixed by the rim in a front-rear limit manner, so that the outer tire 4 is firmly clamped on the inner tire 1. When the tire is in use, the tire is pressed by the pattern blocks 6 inwards to press the outer tire 4, the pattern blocks 6 slide downwards in the corresponding sliding cavities 11 through the respective screw rods 7, and the deformed pattern blocks 6 recover to deform when not being stressed along with the rotation of the tire. Meanwhile, the screw rod 7 is further protected, a buffer space is provided for the screw rod 7, and deformation caused by stress is prevented, so that normal use is affected. Its structural design is reasonable, convenient operation, when needs change solid child, need not to pull down solid child from the rim, can accomplish to change the decorative pattern on the tire tread to simplified the loading and unloading of tire and rim, labour saving and time saving reduces unexpected dangerous emergence, simultaneously, replace the holistic change of tire through the change of office part, improved solid child's reuse rate greatly, reduced the consumption to rubber, solved the problem that exists among the prior art.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model and are intended to be within the scope of the appended claims and description; any alternative modifications or variations to the embodiments of the present utility model will fall within the scope of the present utility model for those skilled in the art.

The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims (6)

1. The utility model provides a tread decorative pattern change type solid tire, its characterized in that includes the inner tube of a tyre of joint on the rim, evenly is equipped with a plurality of draw-in groove along its circumferencial direction on the inner tube lateral wall, respectively activity joint fixing base in each draw-in groove, is equipped with the cover tire of joint on the inner tube of a tyre outside, the cover tire includes two cutting ferrule that the front and back symmetry set up, each cutting ferrule includes the side wall of butt on inner tube of a tyre front and back lateral wall to and the tread of butt on inner tube lateral wall, each fixing base, is equipped with a plurality of recess respectively on the cover tire lateral wall that corresponds each fixing base position, is equipped with the decorative pattern piece respectively in each recess, each decorative pattern piece links to each other with the fixing base that corresponds one side through the connecting piece that sets up in its bottom four corners respectively.

2. The tread pattern replacement type solid tire according to claim 1, wherein the connecting piece comprises a screw rod vertically penetrating through the pattern block, a cylinder is arranged at the outer end of the screw rod, an inner hexagonal hole is formed in the surface of the cylinder, a mounting groove is formed in the surface of the pattern block corresponding to the cylinder, a sliding cavity is formed in a fixing seat corresponding to the screw rod, the inner end of the screw rod sequentially penetrates through the pattern block, the outer tire and the fixing seat inwards and stretches into the sliding cavity of the fixing seat, a square column is movably clamped in the sliding cavity, a threaded hole is formed in the middle of the square column along the length direction of the square column, and the inner end of the screw rod is connected with the threaded hole of the square column.

3. The tread pattern replaceable solid tire as in claim 2, wherein a positioning block is arranged at the bottom of the pattern block corresponding to the mounting groove, the screw rod moves downwards to pass through the positioning block, and a positioning groove matched with the positioning block is arranged at the bottom of the outer tire groove corresponding to the positioning block.

4. A tread pattern changing solid tire as in claim 2 wherein the axis of said square post is disposed co-linear with the axis of the screw.

5. A tread pattern changing solid tire as in claim 1 wherein a spacing mechanism is provided between two ferrules on opposite sides, said spacing mechanism comprising a plurality of lugs disposed on the tread side walls of the rear ferrule, each of said lugs being disposed uniformly along the tread circumferential direction, and a spacing groove being provided on the tread side wall of the front ferrule corresponding to each lug position for mating therewith.

6. The tread pattern changing solid tire as in claim 1, wherein the mounting is a polyurethane mounting.