CN103082552B - Safety helmet protection air cushion - Google Patents
Safety helmet protection air cushion Download PDFInfo
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- CN103082552B CN103082552B CN201310021513.6A CN201310021513A CN103082552B CN 103082552 B CN103082552 B CN 103082552B CN 201310021513 A CN201310021513 A CN 201310021513A CN 103082552 B CN103082552 B CN 103082552B
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- air
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- safety cap
- air pump
- safety
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Abstract
The invention discloses a kind of safety helmet protection air cushion; comprise safety cap air bag, air pump, Non-return air valve and means of deflation; described safety cap air bag has pneumatopyle and steam vent, and described air pump is communicated with pneumatopyle by Non-return air valve, and described means of deflation is arranged on steam vent place.Safety helmet protection air cushion of the present invention is inflated to safety cap air bag by Non-return air valve by air pump; by means of deflation, safety cap air bag is exitted; user can regulate according to the aeration quantity of size to safety helmet protection air cushion of safety cap and oneself head; improve the comfort level of safety cap; meanwhile, owing to protecting the gas buffer effect of air cushion, user is when having an accident; safety cap can alleviate impulsive force to the head of user, improves degree of safety.Protection air cushion of the present invention, not only for helmet field, can also be used for the field such as protector and medical supplies.
Description
Technical field
The present invention relates to a kind of safety helmet protection air cushion, belong to air cushion technology field.
Background technology
Safety cap, as a kind of Safety protector, plays an important role in daily life.The neonychium great majority of existing safety cap adopt plastic layer block structure, neonychium are put the inside at safety cap.Due to the characteristic of plastic layer block, this safety cap neonychium buffer capacity is poor, does not have protective effect, and meanwhile, plastic layer block of material and shape are fixed, and can not adjust as required, has had a strong impact on the comfort level of safety cap.
Summary of the invention
The deficiency that the present invention exists to overcome prior art, provides the safety helmet protection air cushion that a kind of structure is simple, applicability is good.
The present invention can be achieved by taking following technical scheme: a kind of safety helmet protection air cushion; comprise safety cap air bag, air pump, Non-return air valve and means of deflation; described safety cap air bag has pneumatopyle and steam vent; described air pump is communicated with pneumatopyle by Non-return air valve, and described means of deflation is arranged on steam vent place.
On the basis of the above, air pump of the present invention comprises air pump body and movable air valve, described air pump body is provided with air admission hole and air-filled pore, described air-filled pore is connected with Non-return air valve, described movable air valve is arranged in air admission hole, is arranged in the air admission hole of air pump by movable air valve, makes movable air valve be hidden in the main body of air pump, decrease the volume of whole air pump, and make whole air pump profile more attractive in appearance; Meanwhile, movable air valve is directly installed in air admission hole, adds the sealing between movable air valve and air admission hole, ensure that the inflation effect of air pump.
In order to increase the air-tightness between movable air valve and air admission hole, air pump can not be spilt between movable air valve and air admission hole gas during safety cap airbag aeration, ensure that the inflation effect of air pump, between movable air valve of the present invention and air admission hole, being provided with sealing ring.
Non-return air valve of the present invention comprises valve body and spool, described valve body is made up of upper valve body and lower valve body, described upper valve body comprises upper cover body and upper gas column, described lower valve body comprises lower cover and lower gas column, described upper cover body and lower cover mutually fasten and form valve pocket between, described upper gas column runs through upper cover body and form projecting apertures bottom upper cover body, described lower gas column runs through lower cover, described spool is placed in valve pocket, it comprises insert body and is arranged on the leg bottom insert body, described insert body is boss-shaped, its upper surface and projecting apertures fit, described leg contacts with lower cover, insert body is designed to boss-shaped and upper gas column run through the projecting apertures that upper cover body formed bottom upper cover body and fit, during air pump air-breathing, spool withstands in projecting apertures, ensure air-tightness and the one-way of Non-return air valve, decrease the material of spool simultaneously, cost-saving.
The upper surface of insert body of the present invention caves in formation groove, described groove and projecting apertures fit and insert body and upper cover body are fitted, when air cushion is not inflated, gas atmosphere in the air bag of air cushion is enough to make spool withstand projecting apertures makes the gas in air bag flow backwards out, add the air-tightness of whole Non-return air valve, decrease the manufactured materials of spool simultaneously, decrease production cost.
Leg of the present invention circumferentially distributes in the bottom of insert body, makes spool steadily can be positioned at valve pocket.
Means of deflation of the present invention comprises snap-fastener and spring, and the tip of described snap-fastener forms catch, and described snap-fastener is arranged on steam vent place, described catch imbeds in steam vent, described spring housing is on snap-fastener, and the head of a nail of its one end and snap-fastener is fixed, and the other end is supported on steam vent place.
Safety helmet protection air cushion of the present invention also comprises protective sleeve; described protective sleeve is wrapped in the side edge of air bag; described air pump is positioned at protective sleeve; the pneumatopyle of air pump, Non-return air valve and air bag and steam vent are all wrapped in protective sleeve; both protect whole safety cap air cushion structure, turn increase the aesthetic feeling of product.
Compared with prior art; the invention has the beneficial effects as follows: safety helmet protection air cushion of the present invention is inflated to safety cap air bag by Non-return air valve by air pump; by means of deflation, safety cap air bag is exitted; user can regulate according to the aeration quantity of size to safety helmet protection air cushion of safety cap and oneself head; improve the comfort level of safety cap; simultaneously; owing to protecting the gas buffer effect of air cushion; user is when having an accident; safety cap can alleviate impulsive force to the head of user, improves degree of safety.Protection air cushion of the present invention, not only for helmet field, can also be used for the field such as protector and medical supplies.
Accompanying drawing explanation
Fig. 1 is the structural representation of safety helmet protection air cushion of the present invention.
Fig. 2 is another structural representation of safety helmet protection air cushion of the present invention.
Fig. 3 is the structural representation of air pump of the present invention.
Fig. 4 is the STRUCTURE DECOMPOSITION figure of the air pump in Fig. 3.
Fig. 5 is the structure chart of sealing ring of the present invention.
Fig. 6 is the structural representation of Non-return air valve of the present invention.
Fig. 7 is the structural representation of the spool in Fig. 6.
Fig. 8 is the structural representation of means of deflation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred forms of the present invention is described in detail.
As Fig. 1, shown in Fig. 2, safety helmet protection air cushion of the present invention, comprise safety cap air bag 1, air pump 2, Non-return air valve 3, means of deflation 4 and protective sleeve 5, described safety cap air bag 1 has pneumatopyle 11 and steam vent 12, described air pump 2 is communicated with pneumatopyle 11 by Non-return air valve 3, described means of deflation 4 is arranged on steam vent 12 place, by air pump 2, gas is filled with in air bag 1 by Non-return air valve 3, press means of deflation 4 again to exit when needs are exitted, described protective sleeve 5 is wrapped in the side edge of safety cap air bag 1, described air pump 2 is positioned at protective sleeve 5, make air pump 2, the pneumatopyle 11 of Non-return air valve 3 and safety cap air bag 1 and steam vent 12 are all wrapped in protective sleeve 5, both whole safety cap air cushion structure had been protected, turn increase the aesthetic feeling of product.
As shown in Figure 3, Figure 4, air pump 2 of the present invention comprises air pump body 21 and movable air valve 22, described air pump body 21 is provided with air admission hole 211 and air-filled pore 212, described air-filled pore 212 is connected with Non-return air valve 3, described movable air valve 22 is arranged in air admission hole 211, is arranged in the air admission hole 211 of air pump 2 by movable air valve 22, makes movable air valve 22 be hidden in the main body of air pump 2, decrease the volume of whole air pump 2, and make whole air pump 2 profile more attractive in appearance; Meanwhile, movable air valve 22 is directly installed in air admission hole 211, adds the sealing between movable air valve 22 and air admission hole 211, ensure that the inflation effect of air pump 2.In order to increase the air-tightness between movable air valve 22 and air admission hole 211, when air pump 2 pairs of safety cap air bags 1 are inflated, gas can not spill between movable air valve 22 and air admission hole 211, ensure that the inflation effect of air pump 2, between movable air valve 22 of the present invention and air admission hole 211, be provided with sealing ring 23.
As Fig. 5, shown in Fig. 6, Non-return air valve 3 of the present invention comprises valve body 31 and spool 32, described valve body 31 is made up of upper valve body 311 and lower valve body 312, described upper valve body 311 comprises upper cover body 3111 and upper gas column 3112, described lower valve body 312 comprises lower cover 3121 and lower gas column 3122, described upper cover body 3111 and lower cover 3121 mutually fasten and form valve pocket 33 between, described upper gas column 3112 runs through upper cover body 3111 and form projecting apertures 3113 bottom upper cover body 3111, described lower gas column 3122 runs through lower cover 3121 body, described spool 32 is placed in valve pocket 33, it comprises insert body 321 and is arranged on the leg 322 also circumferentially distributed bottom insert body 321, described insert body 32 is in boss-shaped, its upper surface and projecting apertures 3113 fit, described leg 322 contacts with lower cover 3121, insert body 321 is designed to boss-shaped and upper gas column 3112 run through the projecting apertures 3113 that upper cover body 3111 formed bottom upper cover body 3111 and fit, during air pump 2 air-breathing, spool 32 withstands in projecting apertures 3113, ensure air-tightness and the one-way of Non-return air valve 3, decrease the material of spool 32 simultaneously, cost-saving.The upper surface of insert body 321 of the present invention caves in and forms groove 3211, described groove 3211 and projecting apertures 3113 fit and insert body 32 and upper cover body 3111 are fitted, when air cushion is not inflated, gas atmosphere in the safety cap air bag 1 of air cushion is enough to make spool 32 withstand projecting apertures 3113 makes the gas in safety cap air bag 1 flow backwards out, add the air-tightness of whole Non-return air valve 3, decrease the manufactured materials of spool 32 simultaneously, decrease production cost.
As shown in Figure 7, means of deflation 4 of the present invention comprises snap-fastener 41 and spring 42, and the tip of described snap-fastener 41 forms catch 43, described snap-fastener 41 is arranged on steam vent 12 place, described catch 43 imbeds in steam vent 12, and described spring 42 is enclosed within snap-fastener 41, and the head of a nail of its one end and snap-fastener 41 is fixed, the other end is supported on steam vent 12 place, during venting, pressed downwards by snap-fastener 41, catch 43 leaves steam vent 12, gas flows out from steam vent 12, completes deflation course.After gas is discharged, under the action of a spring 42, snap-fastener 41 return, catch 43 blocks steam vent again.
The course of work of safety helmet protection air cushion of the present invention is as follows: gas enters in air pump 2 by the air admission hole 211 of air pump 2 by movable air valve 22, press the flexible glue pump housing of air pump 2, movable air valve 22 is closed under gas pressure effect, the spool 32 of Non-return air valve 3 leaves the projecting apertures 3113 at upper valve body 311 place simultaneously, gas enters in safety cap air bag 1 through Non-return air valve 3, completes once unidirectional inflation; When air pump 2 carries out air-breathing, movable air valve 22 reopens, again the projecting apertures 3113 at upper valve body 311 place is withstood under the gas pressure effect in safety cap air bag 1 of the spool 32 of Non-return air valve 3, Non-return air valve 3 closes, make the gas in safety cap air bag 1 flow backwards out, thus complete air pump breathing process.Repeat above-mentioned action, user carries out fully safety cap air bag 1 as required.When needs are exitted, as long as press means of deflation.
Only as described above, be only the preferred embodiment of the present invention, when can not limit the scope of the invention process with this, namely generally according to equivalence change simple done by the content described in the claims in the present invention and description of the invention and modification, be all still covered by the claims of the invention.In addition, summary part and title are only used to the use of auxiliary patent document search, are not used for the interest field of restriction the present invention.
Claims (5)
1. a safety helmet protection air cushion, it is characterized in that comprising safety cap air bag, air pump, Non-return air valve, means of deflation and protective sleeve, described safety cap air bag has pneumatopyle and steam vent, and described air pump is communicated with pneumatopyle by Non-return air valve, and described means of deflation is arranged on steam vent place;
Described Non-return air valve comprises valve body and spool, described valve body is made up of upper valve body and lower valve body, described upper valve body comprises upper cover body and upper gas column, described lower valve body comprises lower cover and lower gas column, described upper cover body and lower cover mutually fasten and form valve pocket between, described upper gas column runs through upper cover body and form projecting apertures bottom upper cover body, described lower gas column runs through lower cover, described spool is placed in valve pocket, it comprises insert body and is arranged on the leg bottom insert body, described insert body is boss-shaped, its upper surface and projecting apertures fit, described leg contacts with lower cover,
The upper surface of described insert body caves in formation groove, and described groove and projecting apertures fit and insert body and upper cover body are fitted;
Described protective sleeve is wrapped in the side edge of air bag, and described air pump is positioned at protective sleeve.
2. safety helmet protection air cushion according to claim 1; it is characterized in that described air pump comprises air pump body and movable air valve; described air pump body is provided with air admission hole and air-filled pore, and described air-filled pore is connected with Non-return air valve, and described movable air valve is arranged in air admission hole.
3. safety helmet protection air cushion according to claim 2, is characterized in that being provided with sealing ring between described movable air valve and air admission hole.
4. Non-return air valve according to any one of claim 1 to 3, is characterized in that described leg circumferentially distributes in the bottom of insert body.
5. safety helmet protection air cushion according to any one of claim 1 to 3; it is characterized in that described means of deflation comprises snap-fastener and spring; the tip of described snap-fastener forms catch; described snap-fastener is arranged on steam vent place; described catch imbeds in steam vent; described spring housing is on snap-fastener, and the head of a nail of its one end and snap-fastener is fixed, and the other end is supported on steam vent place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310021513.6A CN103082552B (en) | 2013-01-22 | 2013-01-22 | Safety helmet protection air cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310021513.6A CN103082552B (en) | 2013-01-22 | 2013-01-22 | Safety helmet protection air cushion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103082552A CN103082552A (en) | 2013-05-08 |
| CN103082552B true CN103082552B (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310021513.6A Active CN103082552B (en) | 2013-01-22 | 2013-01-22 | Safety helmet protection air cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103082552B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106666907B (en) * | 2016-12-25 | 2019-03-19 | 重庆市中定科技有限公司 | A kind of coal Mine safe cap |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201083288Y (en) * | 2007-10-15 | 2008-07-09 | 赵立新 | One-way valve |
| CN201911372U (en) * | 2010-12-31 | 2011-08-03 | 台州远景体育用品有限公司 | Helmet air bag |
| CN201992144U (en) * | 2011-03-15 | 2011-09-28 | 周旭辉 | One-way air valve |
| CN102440470A (en) * | 2011-10-26 | 2012-05-09 | 苏州市相城区长风医疗器械厂 | Safety air bag used in helmet |
| CN203137178U (en) * | 2013-01-22 | 2013-08-21 | 邓寿峰 | Protective air cushion of safety helmet |
-
2013
- 2013-01-22 CN CN201310021513.6A patent/CN103082552B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201083288Y (en) * | 2007-10-15 | 2008-07-09 | 赵立新 | One-way valve |
| CN201911372U (en) * | 2010-12-31 | 2011-08-03 | 台州远景体育用品有限公司 | Helmet air bag |
| CN201992144U (en) * | 2011-03-15 | 2011-09-28 | 周旭辉 | One-way air valve |
| CN102440470A (en) * | 2011-10-26 | 2012-05-09 | 苏州市相城区长风医疗器械厂 | Safety air bag used in helmet |
| CN203137178U (en) * | 2013-01-22 | 2013-08-21 | 邓寿峰 | Protective air cushion of safety helmet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103082552A (en) | 2013-05-08 |
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