PU explosion-proof tire

Abstract

The utility model relates to the technical field of vehicle parts, in particular to a PU (polyurethane) run-flat tire, which comprises a hub outer ring, a hub inner ring, a plurality of spokes, a tire main body and a protective component, the tire main body is arranged on the hub outer ring, the spokes are arranged between the hub inner ring and the hub outer ring, and the protective component is arranged between the hub inner ring and the hub outer ring. The protection assembly comprises a protection plate, two insertion blocks, a rotary abutting piece, two stress blocks, two T-shaped blocks, two springs and a rotating block, a groove, two insertion holes, two guide holes and a rotating hole are formed in the inner ring of the hub, sliding grooves are formed in the two vertically-arranged spokes, one ends of the two insertion blocks are fixedly connected with the protection plate, and the other ends of the two insertion blocks are fixedly connected with the rotating block. The other ends of the two inserting blocks penetrate through the corresponding inserting holes correspondingly, the inserting blocks are provided with abutting grooves, the rotating abutting pieces are rotationally connected with the grooves, the rotating blocks are slidably connected with the rotating holes, and the rotating blocks are fixedly connected with the rotating abutting pieces, in this way, the hub inner ring and the spokes can be protected, and disassembly and replacement are convenient after the protection plate is damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle components, in particular to a PU explosion-proof tire. Background Art

[0002] Tires are circular elastic rubber products that roll on the ground and are installed on various vehicles or machinery. They are usually installed on metal rims. Their main functions are to support the vehicle body, cushion external impacts, and contact the road surface to ensure the vehicle's driving performance. As an important component of the vehicle, the performance and quality of the tire directly affect the vehicle's driving safety and comfort.

[0003] For example, a PU explosion-proof tire disclosed in the prior art patent announcement number CN205818812U includes a wheel hub inner ring, a wheel hub outer ring and a PU solid tire, wherein the wheel hub inner ring and the wheel hub outer ring are connected by a plurality of support parts evenly arranged around the wheel hub inner ring, wherein the support part is composed of two radially arranged arc plates and a transverse support plate filling the area between the two arc plates, and a wear-resistant sleeve is installed inside the wheel hub inner ring. The utility model has a simple structure, a high wheel hub strength, and a light weight. It uses solid PU material as a tire, which can achieve the wear resistance and elasticity required by the tire, and ensures that there will be no tire blowout.

[0004] However, in the above manner, the arc plate and the transverse support plate of the tire hub are easily damaged due to uneven road surface, scratches during parking, etc., which affects driving safety and vehicle appearance. Utility Model Content

[0005] The utility model aims to provide a PU explosion-proof tire, aiming to solve the technical problem in the prior art that the arc plate and the lateral support plate of the tire hub are easily damaged due to uneven road surface, scratches during parking, etc. during use, which affects driving safety and vehicle appearance.

[0006] To achieve the above-mentioned purpose, the utility model adopts a PU explosion-proof tire, including a wheel hub outer ring, a wheel hub inner ring, a plurality of spokes, a tire body and a protection component, wherein the tire body is arranged on the wheel hub outer ring, and the plurality of spokes are arranged between the wheel hub inner ring and the wheel hub outer ring, and the protection component includes a protection plate, two plug blocks, a rotating abutment, two force blocks, two T-blocks, two springs and a rotating block, the wheel hub inner ring is provided with a groove, two plug holes, two guide holes and a rotating hole, the two vertically arranged spokes are both provided with a slide groove, one end of the two plug blocks are fixedly connected to the protection plate, and the other ends of the two plug blocks are fixedly connected to the protection plate. One end respectively passes through the corresponding insertion hole, the insertion block has a supporting groove, the rotating supporting piece is rotatably connected to the groove, the rotating block is slidably connected to the rotating hole, and the rotating block is fixedly connected to the rotating supporting piece, the two T-blocks are respectively slidably connected to the corresponding sliding grooves, one end of the spring is fixedly connected to the corresponding spoke, and the other end of the spring is fixedly connected to the corresponding T-block, the end of the T-block away from the spring passes through the corresponding guide hole and is inserted into the corresponding supporting groove, the force-bearing block is fixedly connected to the corresponding T-block, and the force-bearing block is in contact with the rotating supporting piece.

[0007] Wherein, the protection component further includes a force-applying member, the force-applying member is fixedly connected to the rotating block, and the force-applying member is located at an end of the rotating block away from the rotating supporting member.

[0008] Wherein, the rotating abutment member comprises a rotating plate and two abutment blocks, the rotating plate is rotatably connected to the groove, the two abutment blocks are both fixedly connected to the rotating plate, and the two abutment blocks are respectively fixedly connected to the corresponding force-bearing blocks.

[0009] Wherein, the PU explosion-proof tire further includes a supporting and stabilizing component, and the supporting and stabilizing component is arranged on a plurality of the spokes.

[0010] Wherein, the supporting and stabilizing assembly includes a plurality of inclined rods, a plurality of supporting blocks and a plurality of bolts, the two ends of the inclined rods are respectively fixedly connected to the corresponding supporting blocks, one end of the bolt passes through the corresponding supporting block and is tightened on the corresponding spoke.

[0011] Wherein, the PU explosion-proof tire further includes a plurality of anti-skid patterns, and the plurality of anti-skid patterns are all arranged on the tire body.

[0012] The utility model provides a PU explosion-proof tire. By setting the protection component, when the protection plate is installed in specific use, the rotating block is rotated, the rotating block slides in the rotating hole, the rotating block drives the rotating abutment to rotate, the rotating abutment abuts the two force blocks, so that the two force blocks move backwards, the two force blocks drive the two T-blocks to move backwards, the two T-blocks drive the two springs to contract, and then the two plug blocks on the protection plate are respectively inserted into the corresponding plug holes, so that the two plug blocks are placed in the specified positions, and then the rotating block is rotated in the opposite direction. At this time, the rotating block drives the rotating abutment to rotate and no longer abuts the two force blocks. At this time, the spring resets and extends, and the spring drives the corresponding T-block to move, so that the T-blocks are respectively inserted into the corresponding abutment grooves to limit the two plug blocks, thereby completing the installation of the protection plate, the inner ring of the wheel hub and the spokes are protected by the protection plate, and the protection plate is easy to disassemble and replace after it is damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of the first embodiment of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the first embodiment of the utility model from another viewing angle.

[0016] Figure 3 It is a side view of the first embodiment of the utility model.

[0017] Figure 4 The utility model Figure 3 AA line structural cross-section view.

[0018] Figure 5 The utility model Figure 3 BB line structural cross-sectional view.

[0019] Figure 6 It is a structural schematic diagram of the second embodiment of the utility model.

[0020] 101-wheel hub outer ring, 102-wheel hub inner ring, 103-spokes, 104-tire body, 105-protective plate, 106-insert block, 107-force block, 108-T-block, 109-spring, 110-rotating block, 111-force applying member, 112-rotating plate, 113-holding block, 114-groove, 115-insert hole, 116-guide hole, 117-rotating hole, 118-slide groove, 119-holding groove, 201-anti-slip pattern, 202-diagonal rod, 203-support block, 204-bolt. DETAILED DESCRIPTION

[0021] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0022] The first embodiment of the present application is:

[0023] See also Figure 1 to Figure 5 ,in Figure 1 It is a structural schematic diagram of the first embodiment of the utility model. Figure 2 It is a structural schematic diagram of another viewing angle of the first embodiment of the utility model. Figure 3 is a side view of the first embodiment of the utility model, Figure 4 The utility model Figure 3 AA line structural section view, Figure 5 The utility model Figure 3 BB line structural cross-sectional view.

[0024] The utility model provides a PU explosion-proof tire, comprising a wheel hub outer ring 101, a wheel hub inner ring 103, a plurality of spokes 103, a tire body 104 and a protection component, wherein the protection component comprises a protection plate 105, two plug blocks 106, a rotating abutment, two force blocks 107, two T-blocks 108, two springs 109, a rotating block 110 and a force-applying member 111, and the rotating abutment comprises a rotating plate 112 and two abutment blocks 113. The above-mentioned scheme solves the technical problem in the prior art that the arc plate and the transverse support plate of the tire wheel hub are easily damaged due to uneven road surface, scratches during parking and the like during use, thereby affecting driving safety and vehicle appearance.

[0025] According to this specific embodiment, the tire body 104 is arranged on the wheel hub outer ring 101, and the plurality of spokes 103 are arranged between the wheel hub inner ring 103 and the wheel hub outer ring 101. When in specific use, the tire body 104 is made of polyurethane material, and a certain ratio is adopted to form a material that meets the requirements of tire use, so that the tire body 104 can achieve the wear resistance and elasticity required by the tire, ensuring that there will be no tire blowout.

[0026] The hub inner ring 103 is provided with a groove 114, two insertion holes 115, two guide holes 116 and a rotation hole 117. The two vertically arranged spokes 103 are provided with a slide groove 118. One end of the two insertion blocks 106 is fixedly connected to the protective plate 105, and the other ends of the two insertion blocks 106 respectively penetrate the corresponding insertion holes 115. The insertion blocks 106 have abutment grooves 119. The rotation abutment is rotatably connected to the groove 114. The rotation block 110 is slidably connected to the rotation hole 117, and the rotation block 110 is fixedly connected to the rotation abutment. The two T-blocks 108 are slidably connected to the corresponding slide grooves 118 respectively, one end of the spring 109 is fixedly connected to the corresponding spoke 103, the other end of the spring 109 is fixedly connected to the corresponding T-block 108, the end of the T-block 108 away from the spring 109 passes through the corresponding guide hole 116 and is inserted into the corresponding abutting groove 119, the force block 107 is fixedly connected to the corresponding T-block 108, and the force block 107 is in contact with the rotating abutting member. By setting the protective assembly, when the protective plate 1 is used, During installation, the rotating block 110 is rotated, and the rotating block 110 slides in the rotating hole 117. The rotating block 110 drives the rotating abutment to rotate, and the rotating abutment abuts the two force blocks 107, so that the two force blocks 107 move in opposite directions, and the two force blocks 107 drive the two T-blocks 108 to move in opposite directions, and the two T-blocks 108 drive the two springs 109 to contract, and then the two plug blocks 106 on the protective plate 105 are respectively inserted into the corresponding plug holes 115, so that the two plug blocks 106 are placed in the designated positions. position, and then rotate the rotating block 110 in the opposite direction. At this time, the rotating block 110 drives the rotating abutting piece to rotate and no longer abuts the two force-bearing blocks 107. At this time, the spring 109 is reset and extended, and the spring 109 drives the corresponding T-block 108 to move, so that the T-block 108 is respectively inserted into the corresponding abutting groove 119 to limit the two plug-in blocks 106, thereby completing the installation of the protective plate 105. The protective plate 105 is used to protect the inner ring 103 of the wheel hub and the spokes 103, and it is easy to disassemble and replace the protective plate 105 after it is damaged.

[0027] Secondly, the force-applying member 111 is fixedly connected to the rotating block 110 . The force-applying member 111 is located at one end of the rotating block 110 away from the rotating abutting member. When used in practice, the force-applying member 111 can more conveniently drive the rotating block 110 to rotate.

[0028] At the same time, the rotating plate 112 is rotatably connected to the groove 114, the two supporting blocks 113 are fixedly connected to the rotating plate 112, and the two supporting blocks 113 are respectively fixedly connected to the corresponding force blocks 107. When the rotating block 110 rotates, it drives the two supporting blocks 113 to rotate, and the two supporting blocks 113 resist the movement of the two force blocks 107.

[0029] A PU explosion-proof tire of the present embodiment is used, and the protective assembly is set. When the protective plate 105 is installed, the rotating block 110 is rotated, and the rotating block 110 slides in the rotating hole 117. The rotating block 110 drives the rotating abutment to rotate, and the rotating abutment abuts the two force blocks 107, so that the two force blocks 107 move backwards, and the two force blocks 107 drive the two T-blocks 108 to move backwards, and the two T-blocks 108 drive the two springs 109 to contract, and then the two plug blocks 106 on the protective plate 105 are respectively inserted into the corresponding plugs. The two insert blocks 106 are placed in the designated positions in the holes 115, and then the rotating block 110 is rotated in the opposite direction. At this time, the rotating block 110 drives the rotating abutting member to rotate and no longer abuts against the two force blocks 107. At this time, the spring 109 is reset and extended, and the spring 109 drives the corresponding T-block 108 to move, so that the T-block 108 is respectively inserted into the corresponding abutting groove 119 to limit the two insert blocks 106, thereby completing the installation of the protective plate 105. The inner ring 103 of the wheel hub and the spokes 103 are protected by the protective plate 105, and the protective plate 105 is easy to disassemble and replace after it is damaged.

[0030] The second embodiment of the present application is:

[0031] Based on the first embodiment, please refer to Figure 6 , Figure 6 It is a structural schematic diagram of the second embodiment of the utility model.

[0032] The utility model provides a PU explosion-proof tire, which also includes a supporting and stabilizing component and a plurality of anti-skid patterns 201 . The supporting and stabilizing component includes a plurality of inclined rods 202 , a plurality of supporting blocks 203 and a plurality of bolts 204 .

[0033] According to this specific embodiment, the supporting and stabilizing assembly is disposed on the plurality of spokes 103 . When used, the supporting and stabilizing assembly can enhance the stability of the plurality of spokes 103 .

[0034] Among them, the two ends of the inclined rod 202 are fixedly connected to the corresponding support blocks 203 respectively, one end of the bolt 204 passes through the corresponding support block 203 and is tightened on the corresponding spoke 103, the two support blocks 203 at the two ends of the inclined rod 202 are respectively placed on the corresponding spokes 103, and one end of the bolt 204 passes through the corresponding support block 203 and is tightened on the corresponding spoke 103, and the inclined rod 202 can be installed, and the inclined rod 202 improves the stability of the spoke 103.

[0035] Secondly, the plurality of anti-skid patterns 201 are all arranged on the tire body 104 , and the plurality of anti-skid patterns 201 can enhance the grip and anti-skid effect of the tire body 104 .

[0036] When using a PU explosion-proof tire of this embodiment, the two support blocks 203 at both ends of the diagonal rod 202 are respectively placed on the corresponding spokes 103, and one end of the bolt 204 passes through the corresponding support block 203 and is tightened on the corresponding spoke 103. The diagonal rod 202 can be installed. The diagonal rod 202 improves the stability of the spoke 103, and the anti-skid patterns 201 can improve the grip and anti-skid effect of the tire body 104.

[0037] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A PU explosion-proof tire, comprising a wheel hub outer ring, a wheel hub inner ring, a plurality of spokes and a tire body, wherein the tire body is arranged on the wheel hub outer ring, and the plurality of spokes are arranged between the wheel hub inner ring and the wheel hub outer ring, characterized in that: Also included are protection components; The protective assembly comprises a protective plate, two plug blocks, a rotating abutment, two force blocks, two T-blocks, two springs and a rotating block, the inner ring of the wheel hub is provided with a groove, two insertion holes, two guide holes and a rotating hole, the two vertically arranged spokes are provided with a slide groove, one end of the two plug blocks are fixedly connected to the protective plate, the other ends of the two plug blocks respectively penetrate the corresponding insertion holes, the plug blocks have a supporting groove, the rotating abutment is rotatably connected to the groove, the rotating block is slidably connected to the rotating hole, and the rotating block is fixedly connected to the rotating abutment, the two T-blocks are respectively slidably connected to the corresponding slide grooves, one end of the spring is fixedly connected to the corresponding spoke, the other end of the spring is fixedly connected to the corresponding T-block, one end of the T-block away from the spring penetrates the corresponding guide hole and is inserted into the corresponding supporting groove, the force block is fixedly connected to the corresponding T-block, and the force block contacts the rotating abutment.

2. The PU explosion-proof tire according to claim 1, characterized in that: The protection component also includes a force-applying member, which is fixedly connected to the rotating block and is located at an end of the rotating block away from the rotating supporting member.

3. The PU explosion-proof tire according to claim 2, characterized in that: The rotating abutment member comprises a rotating plate and two abutment blocks. The rotating plate is rotatably connected to the groove, the two abutment blocks are both fixedly connected to the rotating plate, and the two abutment blocks are respectively fixedly connected to the corresponding force-bearing blocks.

4. The PU explosion-proof tire according to claim 3, characterized in that: The PU explosion-proof tire further comprises a supporting and stabilizing component, and the supporting and stabilizing component is arranged on a plurality of the spokes.

5. The PU explosion-proof tire according to claim 4, characterized in that: The supporting and stabilizing assembly includes a plurality of inclined rods, a plurality of supporting blocks and a plurality of bolts. The two ends of the inclined rods are respectively fixedly connected to the corresponding supporting blocks. One end of the bolt passes through the corresponding supporting block and is tightened on the corresponding spoke.

6. The PU explosion-proof tire according to claim 5, characterized in that: The PU explosion-proof tire also includes a plurality of anti-skid patterns, and the plurality of anti-skid patterns are all arranged on the tire body.

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