CN213370207U - Safety helmet convenient to adjust size - Google Patents
Safety helmet convenient to adjust size Download PDFInfo
- Publication number
- CN213370207U CN213370207U CN202022457492.0U CN202022457492U CN213370207U CN 213370207 U CN213370207 U CN 213370207U CN 202022457492 U CN202022457492 U CN 202022457492U CN 213370207 U CN213370207 U CN 213370207U
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- safety helmet
- connecting block
- adjusting bolt
- size
- supporting
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Abstract
The utility model discloses a safety helmet convenient to adjust size, including the safety helmet shell, the fixed surface of safety helmet shell installs the brim of a hat, the inner wall fixed mounting of safety helmet shell has the support ring, the upper surface of support ring has the protection apical band through rivet fixed mounting, the fixed surface in protection apical band installs stopper and connecting block, the bar groove has all been seted up to the side of stopper and connecting block, the inner wall in connecting block side bar groove passes through rivet fixed connection and has the cap hoop clitellum, the quantity in protection apical band is four. This safety helmet convenient to adjust size through at supporting top board, threaded sleeve, adjusting bolt, support sleeve and supporting pad, can be according to the size of user's head form, through rotating adjusting bolt, the distance between adjustment supporting pad and the patient top of the head sets up buffer spring through the inside at the support sleeve, can support the supporting pad and press at user's top of the head, makes more firm that the patient wore.
Description
Technical Field
The utility model relates to a safety helmet technical field specifically is a safety helmet convenient to adjust size.
Background
The protective function of the safety helmet is as follows: when an operator is impacted or extruded by a high-altitude falling object and a hard object, the impact force is reduced, the injury of the operator to the head of a human body is eliminated or lightened, in the impact process, the impact force is firstly decomposed by each part of the safety helmet from the moment when the falling object contacts the head to the moment when the falling object leaves the appearance shell, then most of the impact force is absorbed through the deformation effect of each part, so that the impact force finally acting on the head of the human body is weakened, and the protection effect is achieved.
The existing safety helmet is worn, the size of the safety helmet can be adjusted only by the helmet hoop, the safety helmet cannot be adjusted in all directions, and the safety helmet is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safety helmet convenient to adjust size to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a safety helmet convenient for size adjustment comprises a safety helmet shell, wherein a brim is fixedly mounted on the surface of the safety helmet shell, a support ring is fixedly mounted on the inner wall of the safety helmet shell, a protective top belt is mounted on the upper surface of the support ring through rivet fixing, a limiting block and a connecting block are fixedly mounted on the surface of the protective top belt, strip-shaped grooves are formed in the side faces of the limiting block and the connecting block, a cap hoop ring belt is fixedly connected to the inner wall of the strip-shaped groove in the side face of the connecting block through rivet fixing, four protective top belts are fixedly connected to the upper end of the protective top belt through supporting top plates, threaded sleeves are fixedly mounted on the lower surfaces of the supporting top plates, adjusting bolts are in threaded connection with the inner wall of the threaded sleeves, supporting sleeves are slidably connected to the lower ends of the adjusting bolts, and buffer springs, the lower extreme fixedly connected with supporting pad of support sleeve, the lower fixed surface of supporting ring is connected with jaw area down.
Preferably, the number of the limiting blocks is three, and the cap hoop ring belt sequentially penetrates through the strip-shaped grooves in the side faces of the three limiting blocks.
Preferably, the upper surface of connecting block fixed mounting has the connecting plate, the upper surface of connecting block has been seted up and has been pressed from both sides tight groove, the inner wall sliding connection who presss from both sides tight groove has tight piece, press from both sides the one end fixedly connected with bolt that tight piece is close to the connecting plate, the through-hole with bolt looks adaptation is seted up to the side of connecting plate, the surperficial bolted connection of bolt has the nut.
Preferably, the lower extreme of adjusting bolt extends to the inside of support sleeve, adjusting bolt's lower extreme fixed mounting has the spacing ring, buffer spring's upper end and adjusting bolt's lower extreme overlap joint.
Preferably, the materials of the adjusting bolt, the supporting sleeve, the supporting top plate and the threaded sleeve are all PVC plastics.
Preferably, the number of the mandibular belt is two, and the two mandibular belts are provided with mutually matched buckles at the tail ends thereof.
Advantageous effects
The utility model provides a safety helmet convenient to adjust size possesses following beneficial effect:
1. this safety helmet convenient to adjust size through at supporting top board, threaded sleeve, adjusting bolt, support sleeve and supporting pad, can be according to the size of user's head form, through rotating adjusting bolt, the distance between adjustment supporting pad and the patient top of the head sets up buffer spring through the inside at the support sleeve, can support the supporting pad and press at user's top of the head, makes more firm that the patient wore.
2. This safety helmet convenient to adjust size through setting up connecting block, connecting plate and pressing from both sides tight piece, controls the size of safety helmet through the hoop clitellum of the cap in the regulation connecting block, and convenient operation can shelter from sunshine for the user through setting up the brim of a hat, avoids the highlight dazzling.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
FIG. 3 is a schematic view of a front section structure of a connecting block;
fig. 4 is a schematic front sectional view of the support sleeve.
In the figure: the safety helmet comprises a safety helmet shell 1, a helmet peak 2, a support ring 3, a protective top belt 4, a limiting block 5, a connecting block 6, a helmet hoop ring belt 7, a supporting top plate 8, a threaded sleeve 9, an adjusting bolt 10, a supporting sleeve 11, a buffer spring 12, a supporting pad 13, a mandible belt 14, a connecting plate 15, a clamping block 16 and a buckle 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a safety helmet convenient to adjust size, including safety helmet shell 1, safety helmet shell 1's fixed surface installs brim of a hat 2, through setting up brim of a hat 2, can shelter from sunshine for the user, avoid the highlight dazzling, safety helmet shell 1's inner wall fixed mounting has support ring 3, there is protection top band 4 upper surface of support ring 3 through rivet fixed mounting, the fixed surface of protection top band 4 installs stopper 5 and connecting block 6, the bar groove has all been seted up to stopper 5 and connecting block 6's side, the inner wall in connecting block 6 side bar groove passes through rivet fixed connection and has cap hoop clitellum 7, stopper 5's quantity is three, cap hoop clitellum 7 passes the bar groove of three stopper 5 sides in proper order.
The quantity of protection top band 4 is four, the upper end fixedly connected with supporting roof 8 of four protection top bands 4, the lower fixed surface of supporting roof 8 installs threaded sleeve 9, threaded sleeve 9's inner wall threaded connection has adjusting bolt 10, adjusting bolt 10's lower extreme sliding connection has supporting sleeve 11, supporting sleeve 11's inner wall fixedly connected with buffer spring 12, adjusting bolt 10's lower extreme extends to supporting sleeve 11's inside, adjusting bolt 10's lower extreme fixed mounting has the spacing ring, buffer spring 12's upper end and adjusting bolt 10's lower extreme overlap joint, adjusting bolt 10, supporting sleeve 11, supporting roof 8 and threaded sleeve 9's material is PVC plastics, supporting sleeve 11's lower extreme fixedly connected with supporting pad 13.
The lower surface of support ring 3 is fixedly connected with jaw area 14, and jaw area 14's quantity is two, and the terminal fixed mounting of two jaw areas 14 has buckle 17 of mutually supporting.
Connecting block 6's last fixed surface installs connecting plate 15, connecting block 6's upper surface has been seted up and has been pressed from both sides tight groove, the inner wall sliding connection who presss from both sides tight groove has tight piece 16, press from both sides tight piece 16 and be close to the one end fixedly connected with bolt of connecting plate 15, the through-hole with bolt looks adaptation is seted up to the side of connecting plate 15, the surperficial bolted connection of bolt has the nut, through setting up connecting block 6, connecting plate 15 and tight piece 16 of clamp, the size of safety helmet is controlled through adjusting the cap hoop clitellum 7 in connecting block 6.
Through at supporting roof 8, threaded sleeve 9, adjusting bolt 10, supporting sleeve 11 and supporting pad 13, can be according to the size of user's head form, through rotating adjusting bolt 10, the distance between adjustment supporting pad 13 and the patient top of the head sets up buffer spring 12 through the inside at supporting sleeve 11, can support supporting pad 13 and press at user's top of the head, makes more firm that the patient wore.
The working principle is as follows: when the safety helmet convenient for size adjustment is used, the cap hoop girdle 7 in the connecting block 6 is pulled according to the size of the head shape of a user, the cap hoop girdle 7 is made to drive the protective top girdle 4 to contract inwards, when the size of the cap hoop girdle 7 is suitable for being worn by the user, the nut on the connecting plate 15 is screwed, the bolt drives the clamping block 16 to clamp and fix the cap hoop girdle 7, the distance between the supporting pad 13 and the top of the head of the user is adjusted by rotating the adjusting bolt 10, the supporting pad 13 is made to abut against the top of the head of the user, and the safety helmet convenient for size adjustment can adjust the size of the safety helmet in all directions, is convenient to use and is stable to wear.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A safety helmet convenient to adjust size, includes safety helmet shell (1), its characterized in that: the safety helmet is characterized in that a brim (2) is fixedly mounted on the surface of the safety helmet shell (1), a support ring (3) is fixedly mounted on the inner wall of the safety helmet shell (1), a protective top belt (4) is mounted on the upper surface of the support ring (3) through fixing rivets, a limit block (5) and a connecting block (6) are fixedly mounted on the surface of the protective top belt (4), strip grooves are formed in the side surfaces of the limit block (5) and the connecting block (6), a cap hoop ring belt (7) is fixedly connected to the inner wall of the strip groove in the side surface of the connecting block (6) through fixing rivets, the number of the protective top belts (4) is four, a support top plate (8) is fixedly connected to the upper end of the protective top belt (4), a threaded sleeve (9) is fixedly mounted on the lower surface of the support top plate (8), and an adjusting bolt (10, the lower extreme sliding connection of adjusting bolt (10) has supporting sleeve (11), the inner wall fixedly connected with buffer spring (12) of supporting sleeve (11), the lower extreme fixedly connected with supporting pad (13) of supporting sleeve (11), the lower fixed surface of supporting ring (3) is connected with jaw area (14).
2. A size-adjustable safety helmet as claimed in claim 1, wherein: the number of the limiting blocks (5) is three, and the cap hoop ring belt (7) sequentially penetrates through the strip-shaped grooves in the side faces of the three limiting blocks (5).
3. A size-adjustable safety helmet as claimed in claim 1, wherein: the last fixed surface of connecting block (6) installs connecting plate (15), the upper surface of connecting block (6) has been seted up and has been pressed from both sides tight groove, the inner wall sliding connection who presss from both sides tight groove has tight piece (16), press from both sides the one end fixedly connected with bolt that tight piece (16) are close to connecting plate (15), the through-hole with bolt looks adaptation is seted up to the side of connecting plate (15), the surperficial bolted connection of bolt has the nut.
4. A size-adjustable safety helmet as claimed in claim 1, wherein: the lower extreme of adjusting bolt (10) extends to the inside of support sleeve (11), the lower extreme fixed mounting of adjusting bolt (10) has the spacing ring, the upper end of buffer spring (12) and the lower extreme overlap joint of adjusting bolt (10).
5. A size-adjustable safety helmet as claimed in claim 1, wherein: the adjusting bolt (10), the supporting sleeve (11), the supporting top plate (8) and the threaded sleeve (9) are all made of PVC plastics.
6. A size-adjustable safety helmet as claimed in claim 1, wherein: the number of the mandibular belt (14) is two, and the tail ends of the mandibular belt (14) are fixedly provided with buckles (17) which are matched with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022457492.0U CN213370207U (en) | 2020-10-29 | 2020-10-29 | Safety helmet convenient to adjust size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022457492.0U CN213370207U (en) | 2020-10-29 | 2020-10-29 | Safety helmet convenient to adjust size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213370207U true CN213370207U (en) | 2021-06-08 |
Family
ID=76191800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022457492.0U Active CN213370207U (en) | 2020-10-29 | 2020-10-29 | Safety helmet convenient to adjust size |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213370207U (en) |
-
2020
- 2020-10-29 CN CN202022457492.0U patent/CN213370207U/en active Active
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