Buffer layer structure for helmet

Abstract

The utility model relates to the technical field of helmets, and discloses a buffer layer structure for a helmet, which comprises an outer helmet and an inner helmet arranged in an inner cavity of the outer helmet, a plurality of groups of buffer structures are arranged on the outer side of the inner helmet and are fixedly connected to the inner wall of the outer helmet; the buffer structure comprises an outer arc plate, an inner arc plate, a plurality of groups of buffer pieces and a plurality of groups of buffer rubber sleeves; through cooperation of the outer helmet, the inner helmet and the buffer structure, the inner arc plate is fixed to the outer side of the inner helmet, the outer arc plate is fixed to the inner side of the outer helmet, and the inner arc plate and the outer arc plate are connected through the multiple sets of buffer pieces and buffer rubber barrels, so that when the outer helmet is impacted, impact force is counteracted through the buffer pieces and the buffer rubber barrels; the multi-layer buffering design can effectively absorb impact force, the buffering structure is arranged at equal angles, the impact force can be better dispersed, impact on the head is reduced, the helmet wearing safety is improved, and meanwhile the helmet wearing comfort is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to helmet technical field, concretely is a kind of buffer layer structure for helmet. BACKGROUND

[0002] Safety helmet is also called safety cap, it is the cap that the injury caused by falling object and other specific factors to human head is protected, different safety cap has different technical performance index and application scope, and selection safety cap is according to the industry and operation environment selected and purchased corresponding product;

[0003] The present stage most safety helmet is connected by inside hat lining and outside hat body, to realize buffering effect, and when safety helmet encounters collision impact, only one layer of lining cannot well buffer and absorb enough impact force, and its collision impact force is transmitted to the head of wearer, which can easily cause great harm to user, so we need to propose a kind of buffer layer structure for helmet. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of buffer layer structure for helmet, by increasing buffer structure between helmet shell and lining, to be able to buffer the impact received by helmet, reduce the influence of rigid impact on the head of wearer, improve the safety of wearing helmet, to solve the problems proposed in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of buffer layer structure for helmet, comprising:

[0006] Outer helmet, and inner helmet arranged in the inner cavity of outer helmet;

[0007] The outer side of the inner helmet is provided with a plurality of buffer structures, and the plurality of buffer structures are fixedly connected to the inner wall of the outer helmet;

[0008] The buffer structure includes outer arc plate, inner arc plate, a plurality of buffer pieces and a plurality of buffer rubber tubes, the plurality of buffer pieces and the plurality of buffer rubber tubes are arranged at equal angles, the plurality of buffer rubber tubes are arranged between the opposite two groups of buffer pieces, one end of the plurality of buffer pieces and one end of the plurality of buffer rubber tubes are fixedly connected to the inner side of the outer arc plate, the other end of the plurality of buffer pieces and the other end of the plurality of buffer rubber tubes are fixedly connected to the outer side of the inner arc plate;

[0009] One end of the outer helmet is fixedly connected with neck restraint belt, one end of the neck restraint belt is fixedly connected with clamping piece, the other end of the outer helmet is fixedly connected with limiting piece.

[0010] Preferably, the buffer member comprises a guide cylinder and a guide rod, the guide cylinder is fixedly connected to the inner side of the outer helmet, the guide rod is fixedly connected to the outer side of the inner helmet, one end of the guide rod penetrates into the inner cavity of the guide cylinder and is fixedly connected with a push piece, and the inner cavity of the guide cylinder is provided with a buffer spring in contact with the push piece.

[0011] Preferably, the outer side of the buffer rubber tube is integrally formed with a reinforcing portion in the middle, the inner cavity wall of the inner helmet is bonded with a sponge pad layer, and the buffer chamber is arranged between the inner helmet and the outer helmet.

[0012] Preferably, the outer side of the outer helmet is rotatably provided with a windscreen, a plurality of groups of air permeable holes are formed in the outer side of the outer helmet, and an air inlet hole in communication with the buffer chamber is formed in the outer side of the outer helmet.

[0013] Preferably, the clamping member comprises a butt joint block, a sliding groove is formed in one side of the butt joint block, a sliding rod is fixedly connected in the sliding groove, a return spring is sleeved on the outer side of the sliding rod, and clamping blocks are slidably arranged at both ends of the sliding rod.

[0014] Preferably, the limiting member comprises a fixed seat, clamping grooves for inserting the two groups of clamping blocks are formed in the lower surface of the fixed seat, receiving grooves are formed in the two sides of the fixed seat, push rods are slidably arranged in the receiving grooves, and the push rods are arranged in an I-shaped manner.

[0015] Preferably, a protective pad sleeve is slidably sleeved on the middle part of the neck restraint belt, and elastic belts are arranged at both ends of the neck restraint belt.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1. The utility model mainly through the cooperation between the outer helmet, the inner helmet and the buffer structure, the inner arc plate is fixed on the outer side of the inner helmet, the outer arc plate is fixed on the inner side of the outer helmet, the inner arc plate and the outer arc plate are connected through a plurality of buffer members and buffer rubber tubes, so that when the outer helmet is impacted, the impact force is offset by the buffer member and the buffer rubber tube, the multi-layer buffer design can effectively absorb the impact force, the buffer structure is arranged at an equal angle, can better disperse the impact force, reduce the impact on the head, improve the safety of the helmet wearing, and improve the comfort of the helmet wearing.

[0018] 2. The utility model through the cooperation between the neck restraint belt, the protective pad sleeve, the clamping member and the limiting member, the whole helmet is conveniently and quickly worn, quick disassembly and installation are realized, the user uses conveniently, the protective pad sleeve can provide additional comfort and protection, and the elastic belt can increase the flexibility and adaptability of the restraint belt. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is the inner helmet structure schematic view of the utility model;

[0021] Figure 3 It is the buffer structure schematic view of the utility model;

[0022] Figure 4 It is the buffer piece structure schematic view of the utility model;

[0023] Figure 5 It is the limiting piece and the card piece structure schematic view of the utility model.

[0024] In the drawing: 1, outer helmet;2, wind shield;3, neck restraint belt;4, pad cover;5, card piece;51, butt joint block;52, sliding groove;53, sliding rod;54, reset spring;55, card block;6, limiting piece;61, fixed seat;62, card slot;63, storage groove;64, push rod;7, inner helmet;8, buffer structure;81, outer arc plate;82, inner arc plate;83, buffer piece;831, guide cylinder;832, guide rod;833, push piece;834, buffer spring;84, buffer rubber cylinder;841, reinforcing portion;9, air hole;10, sponge pad layer. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts belong to the range of protection of the utility model.

[0026] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a buffer layer structure for helmet, comprising:

[0027] Outer helmet 1 and inner helmet 7 arranged in the inner cavity of outer helmet 1;

[0028] The outer side of inner helmet 7 is provided with multiple buffer structures 8, and the multiple buffer structures 8 are fixedly connected to the inner wall of outer helmet 1;

[0029] Buffer structure 8 includes outer arc plate 81, inner arc plate 82, multiple buffer pieces 83 and multiple buffer rubber cylinders 84, and the multiple buffer pieces 83 and the multiple buffer rubber cylinders 84 are arranged at equal angles, the multiple buffer rubber cylinders 84 are arranged between the opposite two groups of buffer pieces 83, and the one end of the multiple buffer pieces 83 and the one end of the multiple buffer rubber cylinders 84 are fixedly connected to the inner side of outer arc plate 81, and the other end of the multiple buffer pieces 83 and the other end of the multiple buffer rubber cylinders 84 are fixedly connected to the outer side of inner arc plate 82;

[0030] One end of the outer helmet 1 is fixedly connected with the neck restraint band 3, one end of the neck restraint band 3 is fixedly connected with the clamping piece 5, the other end of the outer helmet 1 is fixedly connected with the limiting piece 6.

[0031] The buffer piece 83 includes a guide cylinder 831 and a guide rod 832, the guide cylinder 831 is fixedly connected to the inner side of the outer shield, the guide rod 832 is fixedly connected to the outer side of the inner shield, one end of the guide rod 832 penetrates into the inner cavity of the guide cylinder 831 and is fixedly connected with a push piece 833, the inner cavity of the guide cylinder 831 is provided with a buffer spring 834 abutting against the push piece 833, further increasing the buffering effect and providing better comfort.

[0032] The middle part of the outer side of the buffer rubber tube 84 is integrally formed with a reinforcing part 841, the inner cavity wall of the inner helmet 7 is bonded with a sponge pad layer 10, the buffer chamber is arranged between the inner helmet 7 and the outer helmet 1, the reinforcing part 841 can increase the strength and durability of the buffer rubber tube 84, and the sponge pad layer 10 can provide additional comfort.

[0033] The outer side of the outer helmet 1 is rotatably provided with the windscreen 2, a plurality of groups of air holes 9 are formed in the outer side of the outer helmet 1, and an air inlet hole is formed in the outer side of the outer helmet 1 and communicates with the buffer chamber, the windscreen 2 can reduce wind resistance and improve stability when riding, the air holes 9 can keep the head ventilated, increase comfort, increase air circulation, and improve the ventilation effect of the helmet.

[0034] The clamping piece 5 includes a butt block 51, a sliding groove 52 is formed in one side of the butt block 51, a sliding rod 53 is fixedly connected inside the sliding groove 52, a return spring 54 is sleeved on the outer side of the sliding rod 53, and clamping blocks 55 are slidably arranged at both ends of the sliding rod 53, so that the clamping blocks 55 are quickly clamped into the clamping grooves 62 through the return spring 54, thereby improving the efficiency of installing the clamping piece 5 in the limiting piece 6.

[0035] The limiting piece 6 includes a fixed seat 61, a plurality of clamping grooves 62 are formed in the lower surface of the fixed seat 61 and are used for inserting two groups of clamping blocks 55, a receiving groove 63 is formed in each side of the fixed seat 61, a push rod 64 is slidably arranged in the receiving groove 63, and the push rod 64 is in the shape of an I-beam, so that stable support and limiting effect are provided through the limiting seat, the helmet is prevented from shaking or falling off during use, the clamping blocks 55 are pushed out of the clamping grooves 62 through the push rod 64, and the clamping piece 5 is conveniently disassembled.

[0036] The middle part of the neck restraint band 3 is slidably sleeved with the protective pad sleeve 4, and elastic bands are arranged at both ends of the neck restraint band 3, so that the protective pad sleeve 4 can provide additional comfort and protection, and the elastic bands can increase the flexibility and adaptability of the restraint band.

[0037] When the outer helmet 1 of the helmet is impacted, the impact force first acts on the outer helmet 1, the outer helmet 1 guides the impact force to the outer arc plate 81 of the buffer structure 8, the impact force acts on the inner arc plate 82 through the multiple groups of buffer rubber cylinders 84 and the multiple groups of buffer pieces 83, the multiple groups of buffer rubber cylinders 84 are deformed under the impact force, the strength and durability of the buffer rubber cylinders 84 are improved by the reinforcing portions 841, so that the impact force is buffered, at the same time, the push piece 833 on the guide rod 832 abuts against the buffer spring 834, the buffering effect is further improved, the impact resistance of the helmet is improved, and the comfort of wearing the helmet is improved.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cushioning layer structure for a helmet, characterized in that, Include: The outer helmet (1), and the inner helmet (7) arranged in the inner cavity of the outer helmet (1); The outer side of the inner helmet (7) is provided with a plurality of sets of buffer structure (8), and the plurality of sets of buffer structure (8) are fixedly connected to the inner wall of the outer helmet (1); The buffer structure (8) includes an outer arc plate (81), an inner arc plate (82), a plurality of sets of buffer (83) and a plurality of sets of buffer rubber tube (84), a plurality of sets of buffer (83) and a plurality of sets of buffer rubber tube (84) are arranged at equal angles, a plurality of sets of buffer rubber tube (84) are arranged between the opposite two groups of buffer (83), one end of a plurality of sets of buffer (83) and one end of a plurality of sets of buffer rubber tube (84) are fixedly connected to the inner side of the outer arc plate (81), the other end of a plurality of sets of buffer (83) and the other end of a plurality of sets of buffer rubber tube (84) are fixedly connected to the outer side of the inner arc plate (82); One end of the outer helmet (1) is fixedly connected with the neck restraint belt (3), one end of the neck restraint belt (3) is fixedly connected with the clamping piece (5), the other end of the outer helmet (1) is fixedly connected with the limiting piece (6).

2. A cushioning layer structure for a helmet according to claim 1, characterized in that: The buffer (83) includes a guide cylinder (831) and a guide rod (832), the guide cylinder (831) is fixedly connected to the inner side of the outer guard plate, the guide rod (832) is fixedly connected to the outer side of the inner guard plate, one end of the guide rod (832) penetrates into the inner cavity of the guide cylinder (831) and is fixedly connected with a push piece (833), the inner cavity of the guide cylinder (831) is provided with a buffer spring (834) abutting against the push piece (833).

3. A cushioning layer structure for a helmet according to claim 2, wherein: The outer side of the buffer rubber tube (84) is integrally formed with a reinforcing portion (841) in the middle, the inner cavity wall of the inner helmet (7) is bonded with a sponge pad layer (10), and the buffer chamber is arranged between the inner helmet (7) and the outer helmet (1).

4. A cushioning layer structure for a helmet according to claim 3, wherein: The outer side of the outer helmet (1) is rotatably provided with a wind shield (2), a plurality of air holes (9) are formed in the outer side of the outer helmet (1), and an air inlet hole is formed in the outer side of the outer helmet (1) and communicates with the buffer chamber.

5. A cushioning layer structure for a helmet according to claim 4, wherein: The clamping piece (5) includes a butt block (51), a sliding groove (52) is formed in one side of the butt block (51), a sliding rod (53) is fixedly connected inside the sliding groove (52), a reset spring (54) is sleeved on the outer side of the sliding rod (53), and clamping blocks (55) are slidably arranged at both ends of the sliding rod (53).

6. A cushioning layer structure for a helmet according to claim 5, wherein: The limiting piece (6) includes a fixed seat (61), a clamping groove (62) is formed in the lower surface of the fixed seat (61) for inserting two clamping blocks (55), receiving grooves (63) are formed in the two sides of the fixed seat (61), a push rod (64) is slidably arranged in the receiving groove (63), and the push rod (64) is arranged in an I-shaped manner.

7. A cushioning layer structure for a helmet according to claim 1, wherein: The middle part of the neck restraint belt (3) is slidably sleeved with a protective pad sleeve (4), and the two ends of the neck restraint belt (3) are provided with elastic belts.

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