Bendable helmet TPR lining

Abstract

The utility model discloses a bendable helmet TPR lining which comprises a bottom layer and a top layer, the bottom layer and the top layer are arranged in a long strip shape, the front end and the rear end of the bottom layer are connected with the front end and the rear end of the top layer through a plurality of connecting parts, two partitions are arranged in the middle of the top layer, and grooves are formed in the positions, corresponding to the partitions, of the lower surface of the bottom layer. The connecting parts are arranged between the two ends of the bottom layer and the two ends of the top layer to form an integral structure, the two symmetrical partitions are arranged in the middle of the top layer, and the grooves opposite to the partitions are formed in the bottom of the bottom layer, so that the lining can be bent into two sections, the lining can be well matched with the inner wall of a helmet lining, the buffering and damping performance is improved, and the service life of the lining is prolonged. Meanwhile, an air flow channel, a first ventilation channel and a second ventilation channel are formed among the first connecting parts, the second connecting parts, the convex corners, the bottom layer and the top layer, the air circulation speed of the lining is greatly increased, and therefore the heat dissipation effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to helmet technical field, concretely relates to a bendable helmet TPR inner lining. BACKGROUND

[0002] The helmet is a kind of head protection harness, it includes helmet body and helmet lining structure, wherein the helmet body is shell structure, usually made of high-strength material;The helmet lining structure is usually made of foamed material and fixed in the helmet inner wall, it can absorb impact, and play the role of shock absorption protection;Although the helmet lining can play the role of protection, but due to the helmet inner wall is curved surface, the lining needs to have curved surface, so that the density of the outer layer of the lining is less than the density of the inner layer, so that the whole lining is relatively hard, when the head is impacted, it cannot produce enough buffering protection effect;At the same time, the ventilation and heat dissipation performance of the helmet lining is poor, leading to easy to sweat when wearing the helmet for a long time;Therefore, design a bendable helmet TPR lining to change the above technical defects. SUMMARY

[0003] (1) technical problem to be solved

[0004] In view of the deficiency of prior art, the purpose of the utility model is to provide a bendable helmet TPR lining to solve the technical problems proposed above.

[0005] (2) technical scheme

[0006] In order to solve the above technical problems, the utility model provides a kind of bendable helmet TPR lining, including bottom layer and top layer, bottom layer and top layer are all arranged in long strip shape, and the front and rear ends of bottom layer and the front and rear ends of top layer are all connected by multiple connecting parts, and the middle part of top layer is equipped with two partitions, the lower surface of bottom layer is provided with recess corresponding to the position of partition, and the both ends of top layer are all equipped with fracture part.

[0007] Preferably, bottom layer, top layer and connecting part are integrally formed structure, and the material of bottom layer is TPR material.

[0008] Preferably, the thickness of top layer is greater than the thickness of bottom layer, and the front and rear ends of top layer top are all equipped with arc inclined plane.

[0009] Further, the middle part of top layer is provided with a plurality of heat dissipation holes, and the plurality of heat dissipation holes are distributed at equal intervals and form a honeycomb structure.

[0010] Further, the front and rear ends of top layer and the side of heat dissipation hole are provided with a plurality of reinforcing parts, the projection of reinforcing part is isosceles trapezoid, and connecting part corresponds to reinforcing part.

[0011] Further, the fracture part is half heat dissipation hole, and the two partitions are distributed at equal intervals, and the partition penetrates any two heat dissipation holes.

[0012] Further, the plurality of connecting portions, the top layer and the bottom layer form an air flow channel therebetween, the plurality of connecting portions each include a first connecting portion and a second connecting portion, the first connecting portion and the second connecting portion are arranged in parallel, the first connecting portion and the second connecting portion each integrally form a protruding corner arranged oppositely at one end close to the air flow channel, the first connecting portion, the second connecting portion and the protruding corner form a first air passage therebetween, the second connecting portion and the adjacent first connecting portion form a second air passage therebetween, and the width of the first air passage is greater than the width of the second air passage.

[0013] (3) Advantageous effects

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses a connecting portion is arranged between the both ends of the bottom layer and the top layer, forms an integral structure, the middle part of the top layer is equipped with two symmetrical partitions, the bottom of the bottom layer is equipped with the recess opposite to the partition, makes this inner lining can carry out two -segment bending, can be good adaptation the inner wall of helmet lining, improves the buffering shock -absorbing performance, and the plurality of first connecting portion, second connecting portion and protruding corner form the air flow channel, first air passage and second air passage between the bottom layer and the top layer, greatly improve the air circulation speed of inner lining, thereby improve the heat dissipation effect. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic diagram in the utility model;

[0017] Figure 2 It is whole main view structure schematic diagram in the utility model;

[0018] Figure 3 It is whole plan view structure schematic diagram in the utility model;

[0019] Figure 4 It is whole right view structure schematic diagram in the utility model;

[0020] Figure 5 It is whole bottom view structure schematic diagram in the utility model;

[0021] Figure 6 It is part plan view structure schematic diagram in the utility model.

[0022] The marks in the drawings are: 1, bottom layer;2, top layer;3, heat dissipation hole;4, reinforcing portion;5, first connecting portion;6, second connecting portion;7, partition;8, recess;9, fracture portion;10, air flow channel;11, protruding corner;12, first air passage;13, second air passage. DETAILED DESCRIPTION

[0023] The specific embodiment is a foldable helmet TPR lining, a structural schematic diagram of which is shown in the figure Figures 1-6 The specific embodiment is a foldable helmet TPR lining, a structural schematic diagram of which is shown in the figure

[0024] Specifically, the bottom layer 1, the top layer 2 and the plurality of connecting parts jointly form a multi-channel strip-shaped structure lining, and the two partitions 7 and the two grooves 8 enable the strip-shaped structure lining to be bent in two sections. When the lining is bonded to the inner wall of the helmet lining with the bottom layer 1, the lining can be bent, which can well adapt to the curved surface of the helmet, avoid stress concentration, and also enable the head to not directly contact the helmet lining. The plurality of connecting parts can play a role in buffering and shock absorption and ventilation, thereby improving the comfort of wearing the helmet.

[0025] In addition, the bottom layer 1, the top layer 2 and the connecting part are integrally formed, and the material of the bottom layer 1 is TPR material; wherein the lining made of TPR material and integrally formed has good softness, tensile strength and anti-deformation ability, and can be recycled and reused.

[0026] In addition, the thickness of the top layer 2 is greater than the thickness of the bottom layer 1, and the front and rear ends of the top of the top layer 2 are provided with arc inclined surfaces; wherein the top layer 2 can quickly rebound after an external force impact without deformation, and the arc inclined surfaces can reduce the contact area between the top layer 2 and the head when not under stress, thereby improving the heat dissipation effect. When the top layer 2 is stressed and deformed, the arc inclined surfaces can contact the head, further buffering and shock absorption, and protecting the head.

[0027] In addition, the middle part of the top layer 2 is provided with a plurality of heat dissipation holes 3, and the plurality of heat dissipation holes 3 are distributed at equal intervals and form a honeycomb structure; wherein the honeycomb-shaped heat dissipation holes 3 can greatly improve the heat dissipation effect and the buffering and shock absorption capacity.

[0028] In addition, the front and rear ends of the top layer 2 and located on one side of the heat dissipation holes 3 are provided with a plurality of reinforcing parts 4, the projection of the reinforcing part 4 is isosceles trapezoidal, and the connecting part corresponds to the reinforcing part 4; wherein the reinforcing part 4 can improve the strength and toughness of the top layer 2.

[0029] In addition, the fracture part 9 is half of the heat dissipation hole 3, the two partitions 7 are distributed at equal intervals, and the partition 7 penetrates any two heat dissipation holes 3; wherein the fracture part 9 can make the overall buffering and shock absorption performance consistent, and make the overall stress uniform.

[0030] In addition, the air flow channel 10 is formed between the plurality of connecting portions, the top layer 2 and the bottom layer 1, the plurality of connecting portions each include a first connecting portion 5 and a second connecting portion 6, the first connecting portion 5 and the second connecting portion 6 are arranged in parallel, the first connecting portion 5 and the second connecting portion 6 each integrally form a convex corner 11 arranged oppositely near one end of the air flow channel 10, the first connecting portion 5, the second connecting portion 6 and the convex corner 11 form a first air passage 12, the second connecting portion 6 and the adjacent first connecting portion 5 form a second air passage 13, the width of the first air passage 12 is greater than the width of the second air passage 13; wherein the plurality of first air passages 12 and the plurality of second air passages 13 are communicated with the air flow channel 10, so that the channel for air flow is formed between the top layer 2, the bottom layer 1 and the connecting portions, the heat dissipation efficiency is greatly improved, and the first connecting portion 5, the second connecting portion 6 and the convex corner 11 can improve the damping effect.

[0031] All the technical features in the embodiment can be freely combined according to actual needs.

[0032] The above embodiment is a preferred implementation scheme of the utility model, and the utility model can also be implemented in other manners, and any obvious replacement without departing from the technical scheme concept is within the protection scope of the utility model.

Claims

1. A bendable helmet TPR inner liner, characterized by, Including bottom layer (1) and top layer (2), bottom layer (1) and top layer (2) are long strip shape, the front and rear ends of bottom layer (1) and the front and rear ends of top layer (2) are connected by multiple connecting parts, the middle part of top layer (2) is provided with two partitions (7), the lower surface of bottom layer (1) is provided with a groove (8) corresponding to the position of partition (7), both ends of top layer (2) are provided with a fracture part (9).

2. A foldable helmet TPR liner as claimed in claim 1, wherein: The bottom layer (1), top layer (2) and connecting part are integrally formed, the material of the bottom layer (1) is TPR material.

3. A foldable helmet TPR liner as claimed in claim 2, wherein: The thickness of the top layer (2) is greater than the thickness of the bottom layer (1), and the front and rear ends of the top of the top layer (2) are provided with arc inclined surfaces.

4. The foldable helmet TPR liner of claim 3, wherein: The middle part of the top layer (2) is provided with a plurality of heat dissipation holes (3), and the plurality of heat dissipation holes (3) are distributed at equal intervals and form a honeycomb structure.

5. A foldable helmet TPR liner as claimed in claim 4, wherein: The front and rear ends of the top layer (2) and one side of the heat dissipation hole (3) are provided with a plurality of reinforcing parts (4), the projection of the reinforcing part (4) is isosceles trapezoidal, and the connecting part corresponds to the reinforcing part (4).

6. A foldable helmet TPR liner as claimed in claim 5, wherein: The fracture part (9) is half of the heat dissipation hole (3), and the two partitions (7) are distributed at equal intervals, and the partition (7) penetrates any two heat dissipation holes (3).

7. A foldable helmet TPR liner as claimed in claim 6, wherein: The connecting part, top layer (2) and bottom layer (1) form an air flow channel (10), the connecting part includes a first connecting part (5) and a second connecting part (6), the first connecting part (5) and the second connecting part (6) are parallelly arranged, the first connecting part (5) and the second connecting part (6) are integrally formed with the convex corner (11) arranged oppositely at one end close to the air flow channel (10), the first connecting part (5), the second connecting part (6) and the convex corner (11) form a first air passage (12), the second connecting part (6) and the adjacent first connecting part (5) form a second air passage (13), and the width of the first air passage (12) is greater than that of the second air passage (13).

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