CN215189625U

CN215189625U - Detachable connecting structure of safety helmet buffer part and helmet shell

Info

Publication number: CN215189625U
Application number: CN202120939048.4U
Authority: CN
Inventors: 古正煇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-17
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to the technical field of safety helmets, and discloses a detachable connecting structure of a safety helmet buffer part and a helmet shell, which comprises a helmet shell, a buffer part and a fastener; the safety helmet is characterized in that a groove is formed in the inner side of the helmet shell, a fastening hole is formed in the buffer piece, and the fastening piece penetrates through the fastening hole in the buffer piece and is fixed in the groove of the helmet shell; locking effect is firm simultaneously, and is safe durable, in addition, the utility model discloses a safety helmet can do the partition when scrapping to classify and carry out material recycle, more accords with the environmental protection requirement.

Description

Detachable connecting structure of safety helmet buffer part and helmet shell

Technical Field

The utility model relates to a safety helmet technical field especially relates to a safety helmet bolster can dismantle connection structure with cap shell.

Background

Because head injury is the most fatal factor when the injury happens in occasions such as electric power, construction site, motion or riding, etc., so, it has become the general consensus of all countries in the world to wear the safety helmet in dangerous occasions, and along with the improvement of the use consciousness of the safety helmet, the requirements on the practicability, the comfort, etc. of the safety helmet are higher and higher.

The safety helmet as a tool for protecting the head and playing a role in identification in some special industries usually needs to be worn for a long time by workers, and in addition, in daily life, sports or riding also needs to wear the safety helmet for a long time. Therefore, from the viewpoint of maintenance, the bumper of the helmet should be frequently replaced and washed to ensure the cleanness and freshness of the bumper of the helmet.

The safety helmet buffer part in the traditional process is generally made of soft sewing materials, in addition, the buffer part and the helmet shell are fixedly bonded through an adhesive, the adhesive is generally an organic high polymer material, is volatile, has unpleasant smell and does not meet the requirement of environmental protection, at present, the requirement of all countries in the world on environmental protection is higher and higher, when the safety helmet is used, the safety helmet is damaged and is not attractive, the safety helmet needs to be changed when the safety helmet is influenced, therefore, the replaced safety helmet parts need to be convenient for users to detach from the perspective of replacing the safety helmet, and the parts are convenient for garbage classification and recovery. Chinese patent No. CN209547020U, published 2019, 10, 29, discloses a safety helmet with a top strap and a cushion fixed by a hook and loop fastener, however, this method is complicated in structure, both the fixing and the detaching are complicated, and the long-term sticking effect of the hook and loop fastener is reduced, which easily causes the separation of the cushion and the top strap and affects the use of the safety helmet.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a connection structure can be dismantled with the cap shell to safety helmet bolster. This structure passes through the buckle with the safety helmet cap shell and the buffer is fixed and easily dismantle, has simple structure, fixes and dismantles convenient advantage.

The utility model discloses a concrete technical scheme does: a detachable connection structure of a safety helmet buffer part and a helmet shell comprises the helmet shell, the buffer part and a fastener; the cap shell is characterized in that a groove is formed in the inner side of the cap shell, a fastening hole is formed in the buffer piece, and the fastening piece penetrates through the fastening hole in the buffer piece and is fixed into the groove of the cap shell.

The utility model has the advantages that the buffer piece is sleeved in the cap shell, the fastener passes through the fastening hole on the buffer piece, and the fastener is buckled on the cap shell in a pressing or twisting way to achieve the locking effect; the buffer piece and the cap shell can be separated by twisting the fastener during disassembly, so that the cap shell is easy to disassemble and has the advantages of simple structure and convenience in fixation and disassembly; and meanwhile, the locking effect is firm, safe and durable.

Preferably, the fastener is a buckle.

The utility model discloses a buckle is as the fastener because the biggest characteristics are connected to the buckle the installation dismantle convenient to can be convenient fixed/dismantle cap shell and buffer.

Preferably, the buckle is of an integrally formed structure.

Preferably, the buckle comprises a buckle cap (6) and a buckle rod (7), one end of the buckle rod (7) is connected with the buckle cap (6), and the other end of the buckle rod is provided with a clamping tongue (8).

Preferably, the groove is provided with a protruding part for fixing the buckle, so that the buckle is fixed in the groove conveniently and is not easy to fall off.

Preferably, the latch is embedded in the upper part of the protruding part of the groove.

Preferably, the aperture of the fastening hole is larger than 2 times of the length of the clamping tongue and smaller than the diameter of the clamping cap, so that the clamping buckle can conveniently penetrate through the fastening hole and be fixed in the groove, and the clamping buckle is not easy to fall off.

Preferably, the buffer piece is one of EPS, EPP and EVA materials, and can be disassembled and classified to recycle materials when the safety helmet is scrapped, so that the safety helmet is more environment-friendly.

The utility model discloses a concrete functional principle does: the buffer part is sleeved in the cap shell, the buckle penetrates through the fastening hole on the buffer part, and the clamping tongue of the buckle is embedded into the upper part of the convex part of the groove in a pressing or twisting mode, so that the clamping tongue is buckled on the cap shell to achieve a locking effect; when the cap shell is detached, the buffer piece and the cap shell can be separated in a mode of twisting the buckle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model fixes the safety helmet shell and the buffer part through the buckle and is easy to disassemble, and has the advantages of simple structure and convenient fixation and disassembly; meanwhile, the locking effect is firm, safe and durable;

(2) the utility model discloses a connection structure can be dismantled with the cap shell to the safety helmet bolster, can do the partition classification when the safety helmet is scrapped and carry out material recycle, more accord with the environmental protection requirement.

Drawings

FIG. 1 is a schematic view of the structure of the cap shell of the present invention;

fig. 2 is a schematic structural view of the buffer member of the present invention;

FIG. 3 is a schematic view of the fastener of the present invention;

fig. 4 is a schematic view of the assembly structure of the present invention;

fig. 5 is an enlarged schematic view of the assembly portion of the present invention.

The reference signs are: the cap comprises a cap shell 1, a buffer 2, a fastener 3, a groove 4, a fastening hole 5, a buckle cap 6, a buckle rod 7 and a clamping tongue 8.

Detailed Description

The present invention will be further described with reference to the following examples. The devices, connections, and methods referred to in this disclosure are those known in the art, unless otherwise indicated.

Example 1:

as shown in fig. 1-3: a detachable structure for connecting a safety helmet buffer part with a helmet shell comprises the helmet shell 1, the buffer part 2 and a fastener 3; specifically, as shown in fig. 5, a groove 4 is formed on the inner side of the cap case 1, a fastening hole 5 is formed on the buffer 2, and the fastening member 3 is fixed to the groove 4 of the cap case through the fastening hole 5 of the buffer 2.

As shown in fig. 3, the fastener 3 is a buckle of an integrally formed structure, the buckle comprises a buckle cap 6 and a buckle rod 7, one end of the buckle rod (7) is connected with the buckle cap (6), and the other end is provided with a clamping tongue (8);

as shown in fig. 5, a protruding portion is arranged on the groove 4, the fastening tongue 8 is embedded into the upper portion of the protruding portion of the groove, the aperture of the fastening hole 5 is larger than 2 times the length of the fastening tongue 8 and smaller than the diameter of the fastening cap 6, and the buffer member 2 is made of EPS material.

The utility model discloses a functional principle does: the buffer part 2 is sleeved in the cap shell 1, the buckle penetrates through the fastening hole 5 on the buffer part 2, and the clamping tongue 8 of the buckle is embedded into the upper part of the convex part of the groove 4 in a twisting mode, so that the clamping tongue 8 is buckled on the cap shell to achieve a locking effect; when the cap shell is disassembled, the buffer piece 2 and the cap shell 1 can be separated in a mode of twisting the buckle.

Example 2:

as shown in fig. 5, a protruding portion is disposed on the groove 4, the latch 8 is embedded into the upper portion of the protruding portion of the groove, the aperture of the fastening hole 5 is larger than 2 times the length of the latch 8 and smaller than the diameter of the latch cap 6, and the buffer 2 is made of EPP material.

The utility model discloses a functional principle does: the buffer part 2 is sleeved in the cap shell 1, the buckle penetrates through the fastening hole 5 on the buffer part 2, and the clamping tongue 8 of the buckle is embedded into the upper part of the convex part of the groove 4 in a pressing mode, so that the clamping tongue 8 is buckled on the cap shell 1 to achieve a locking effect; when the cap shell is disassembled, the buffer piece 2 and the cap shell 1 can be separated in a mode of twisting the buckle.

Example 3:

as shown in fig. 5, a protruding portion is arranged on the groove 4, the latch 8 is embedded into the upper portion of the protruding portion of the groove, the aperture of the fastening hole 5 is larger than 2 times the length of the latch 8 and smaller than the diameter of the latch cap 6, and the buffer 2 is made of EVA.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform of doing to above embodiment the utility model discloses technical scheme's protection scope.

Claims

1. A structure for detachably connecting a safety helmet buffer part with a helmet shell comprises the helmet shell (1), the buffer part (2) and a fastener (3); the novel helmet is characterized in that a groove (4) is formed in the inner side of the helmet shell (1), a fastening hole (5) is formed in the buffer piece (2), and the fastening piece (3) penetrates through the fastening hole (5) in the buffer piece (2) and is fixed into the groove (4) of the helmet shell.

2. A helmet bumper and cap shell removable attachment structure as claimed in claim 1 wherein said fastener (3) is a snap.

3. The removable attachment of a bumper to a helmet shell as defined in claim 2, wherein said latch is integrally formed.

4. The structure for detachably connecting a bumper of a safety helmet with a helmet shell as claimed in claim 2, wherein said buckle comprises a buckle cap (6) and a buckle rod (7), one end of said buckle rod (7) is connected with the buckle cap (6), and the other end is provided with a tongue (8).

5. A structure for detachably connecting a bumper of a helmet with a helmet shell as defined in claim 4, wherein said recess (4) is provided with a protrusion for fixing a buckle.

6. A bumper-to-cap removable attachment structure according to claim 5 wherein said tongue (8) is embedded in the upper portion of said recess protrusion.

7. A helmet bumper and cap shell detachable connection structure as claimed in claim 4, characterized in that the aperture of the fastening hole (5) is larger than 2 times the length of the latch tongue (8) and smaller than the diameter of the latch cap (6).

8. The structure for detachably connecting a bumper member and a helmet shell of a safety helmet as claimed in claim 1, wherein said bumper member (2) is made of one of EPS, EPP and EVA.