CN201081958Y

CN201081958Y - Opening or closing device for pneumatic helmet protecting lens

Info

Publication number: CN201081958Y
Application number: CNU2007201120877U
Authority: CN
Inventors: 徐恭顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-07-19
Filing date: 2007-07-19
Publication date: 2008-07-09
Anticipated expiration: 2017-07-19

Abstract

The utility model more particularly relates to a pneumatic protective glass operating device of a helmet, which comprises a battery, a pneumatic switch, an actuator mechanism to operate the protective glass and a base; the base is equipped with a contact switch and a driving mechanism, which is connected with the actuator mechanism through the tow rod. The actuator mechanism comprises a fixed seat and a turned part, and the turned part is connected with the fixed seat. A slip clamping structure is positioned between the fixed seat and the turned part, and the contact switch is a simplex switch. A cap is arranged on the fixed seat, which comprises a ringed formation and a stator on the ringed formation. The turned part comprises a ring-like sleeve and a joining-piece. The utility model, which has the advantages of simple structure, long-life, convenient service, can effectively ensure the using safety of the users.

Description

Pneumatic helmet goggle headstock gear

Technical field

The utility model relates to a kind of annex of helmet goggle, especially relates to a kind of pneumatic helmet goggle headstock gear.

Background technology

The general helmet such as the helmet that motorcycle is used, is equipped with transparent glass vision panel, and this form is arranged on the eyes place of helmet front end face to the wearer.The base portion of this form is to be hubbed on helmet both sides to locate near ear.In the process of using, regular will open or close form, such as in process by motorcycle, runs into hot weather, perhaps rain, dust storm and so on, all can remove to close or open form, this process not only bothers, and dangerous.

In order to address this problem, people have used some can open or close the device of form automatically in the place of some similar helmet.As the patent No. is 200610023102.0 a kind of " window-turning type welding helmet controlled by blowing induction device ", and it comprises wears in the goggles window of the body of head and body setting and drive its headstock gear that spins upside down; Described body inboard is provided with the blowing induction device of control headstock gear operation, and described blowing induction device comprises the fan of the eccentric projection of rotating shaft back tool of being located at the body inboard and the startup ganged switch that triggered by eccentric projection; Described startup ganged switch is connected in described headstock gear control circuit.Described headstock gear control circuit is made up of direct current generator, battery, diode, startup ganged switch and interlock ganged switch; Described fan and pneumatic ganged switch are located in the base and the cavity between the cover cap of mutual linking, described base is fixed in the body inboard, the shaft-like button of described startup ganged switch props up the upper limit stuck point below that is provided with base, and the projection position of described fan is a little more than shaft-like button.From said structure as can be seen, this utility model structure is too complicated, therefore damages easily in the process of using, and the life-span falls short of.

The utility model content

The utility model mainly is to solve above-mentioned technical problem, thereby provides a kind of simple in structure, and long service life, convenience can effectively ensure the pneumatic helmet goggle headstock gear of user's safety.

Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: comprise executing agency and pedestal that battery, jettron, goggle open and close, contact switch and driving mechanism are housed on the pedestal, driving mechanism is connected with executing agency by pull bar, described executing agency is made up of holder and tumbler, the mutual socket of described tumbler and holder, be provided with the structure that is slidingly fastened between holder and the tumbler, described contact switch is a single connection plane switch.

Operation principle of the present utility model is substantially: blow and give jettron, make circuit communication, driving mechanism is started working, because the operation of driving mechanism makes the contact switch closure, continue to make circuit communication, make executing agency also start working by pull bar, thereby reach the purpose of goggle open and close.Described pedestal is fixed on the helmet, and executing agency is made up of holder and tumbler, and pull bar is connected with tumbler, and holder then is fixed on the helmet, by tumbler rotation, make goggle rotate.Between holder and tumbler, adopt the structure that is slidingly fastened, can circuit damage or the situation of dead battery under, by manually opened or close goggle.And described contact switch adopts single connection plane switch to make structure simple and practical relatively, and is not fragile.

As preferably, on described holder, be provided with a lid, holder is made of ring bodies and the stator of being located on the ring bodies, described ring bodies circle centre position is provided with axis hole, the outside is provided with one or two grooves that are parallel to each other around the axis hole, in described groove, establish and be embedded with spring, on the one or both ends of spring, be with dop, described tumbler is made of annular body and brace, the circle centre position of annular body is provided with axle sleeve, be provided with plush copper in sleeve end, described axle sleeve embeds in the axis hole of ring bodies, is provided with tooth or recessed edge on the circle in annular body.

On ring bodies, be provided with groove, and in groove, be provided with spring, end at spring is provided with dop, if there is not lid to cover, above-mentioned parts is fixed in the ring bodies, be easy to eject, therefore lid is located on this execution architecture, is purpose with fixing above-mentioned parts, and otherwise the purpose that operates to that hinders whole executing agency, lid can be to be directly installed on the holder, also can be fixed on other places.Described holder is made up of ring bodies and stator, circle centre position at ring bodies is provided with an axis hole, and wherein stator is fixed on the goggle, and the axis hole on the ring bodies this be used to install pivot, be fixed with goggle on the pivot, control the rotation of goggle by the rotation of pivot.Described tumbler is made of annular body and brace, the circle centre position of annular body is provided with axle sleeve, be provided with plush copper in sleeve end, wherein brace is connected with pull bar, axle sleeve is enclosed within the axis hole of ring bodies, and the plush copper that is located at sleeve end can prevent that axle sleeve from dropping out from axis hole, will pass through pivot on its bottom bracket axle, and pivot to fix with tumbler on, can rotate along with the rotation of tumbler.Circle is provided with in the annular body tooth or recessed edge, with spring, dop has been formed the structure that is slidingly fastened in the utility model.

As preferably, described jettron is made up of switch cover and switch base, switch cover covers on switch base, switch cover is provided with air admission hole, switch base bottom is provided with boss, is provided with the overlapping up and down but elastic electrode sheet that separates each other of two one ends on described boss, and the other end of electrode slice is fixed on the switch base, on switch base, be provided with venthole, between electrode slice and switch cover, be provided with moving plate.

Described electrode slice is installed on the switch base along boss, one end of electrode slice is fixed on the switch base, the other end is then overlapped, but do not contact mutually, described electrode slice has certain elasticity, after external force makes that the electrode slice overlapping is in contact with one another, if external force disappears or electrode slice rebounds external force, two plate electrode sheets can be replied again in non-touching position, and the two ends of described electrode slice are connected battery.When blowing, air-flow enters from the air admission hole on the switch cover, and the venthole from switch base is escaped from, and in this process, moving plate is blown, and compresses two plate electrode sheets, makes circuit communication; When not blowing afloat, electrode slice rebounds moving plate, and electrode slice is replied in non-touching position, and circuit disconnects.

As preferably, described driving mechanism comprises direct current generator, interconnects train of reduction gears and recessed the wheel with direct current generator, has the recess of two symmetries on this recessed periphery of taking turns, and the described recessed center of circle of taking turns is fixed on the pedestal by the axle rotation; Described contact switch comprises two elastic metallic contacts that are parallel to each other, and an end of described elastic metallic contact is fixed on the pedestal, and wherein an end of a strip metal contact is provided with rotary contact, and rotary contact is arranged on the position that can engage with recess; One end of described pull bar is located on the recessed wheel face, and the other end is arranged on the brace of tumbler.

One end of train of reduction gears and the engagement of the output shaft of motor, an end is connected with recessed the wheel, when motor rotates, can drive the recessed rotation of taking turns by train of reduction gears.On described recessed the wheel, be provided with the recess of two symmetries, described contact switch comprises two elastic metallic contacts that are parallel to each other, one end of described elastic metallic contact is fixed on the pedestal, wherein an end of a strip metal contact is provided with rotary contact, under situation about not moving, the position of rotary contact is in recess, and circuit is not communicated with; In the time of the jettron connection circuit, promote the recessed rotation of taking turns, make rotary contact leave recess, for on the recessed excircle of taking turns the time, two metal contacts are in contact with one another, thereby have been communicated with circuit, make that circuit continues to be communicated with, motor works on, position in rotary contact enters another recess.At the rotation process of this semicircle, by the connection of pull bar, just can so that goggle open or close.

Therefore, in the utility model, include battery, jettron, executing agency and pedestal, contact switch and driving mechanism are housed on the pedestal, driving mechanism is connected with executing agency by pull bar, executing agency is made up of holder and tumbler, the mutual socket of tumbler and holder, be provided with the structure that is slidingly fastened between holder and the tumbler, contact switch is a single connection plane switch, thereby make to the utlity model has simple in structurely that long service life, convenience can effectively ensure the advantage of user's safety.

Description of drawings

Accompanying drawing 1 is an overall structure schematic diagram of the present utility model;

Accompanying drawing 2 is schematic diagrames of the utility model jettron;

Accompanying drawing 3 is schematic diagrames of driving mechanism in the utility model;

Accompanying drawing 4 is circuit diagrams of the present utility model;

The specific embodiment

Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.

Embodiment 1: as shown in Figure 1, the utility model includes the executing agency and the pedestal 5 of battery, jettron, goggle keying, contact switch and driving mechanism are housed on the pedestal, driving mechanism is connected with executing agency by pull bar 6, described executing agency is made up of holder and tumbler, the mutual socket of described tumbler and holder is provided with the structure that is slidingly fastened between holder and the tumbler, and described contact switch is a single connection plane switch.Described pedestal 5 is fixed on the helmet.In the drawings, for succinct clear consideration, the position of not drawing battery, the position of described battery specifically can be referring to following circuit diagrams.Described holder is made of ring bodies 1 and the stator of being located on the ring bodies 1 11, described ring bodies 1 circle centre position is provided with axis hole, the outside is provided with one or two grooves that are parallel to each other around the axis hole, establishes in described groove and is embedded with spring 12, is with dop 13 on the one or both ends of spring 12.Described stator 11 is fixed on the goggle, in the drawings, what adopt is two grooves that are parallel to each other, spring 12 in groove then is that two ends all are provided with dop 13, this structure mainly is to be used for forming the structure that is slidingly fastened, axis hole on the ring bodies 1 then is used for by pivot, and the goggle end of the helmet is fixed on the pivot.Described tumbler is made of annular body 2 and brace 21, and the circle centre position of annular body 2 is provided with axle sleeve, is provided with plush copper 22 in sleeve end, and described axle sleeve embeds in the axis hole of ring bodies 1, is provided with tooth or recessed edge on the circle in annular body 1.Wherein brace 21 is connected with pull bar 6, axle sleeve is enclosed within the axis hole of ring bodies 1, and the plush copper 22 that is located at sleeve end can prevent that axle sleeve from dropping out from axis hole, will pass through pivot on its bottom bracket axle, and pivot to fix with tumbler on, can rotate along with the rotation of tumbler.Circle is provided with in the annular body tooth or recessed edge, with spring 12, dop 13 has been formed the structure that is slidingly fastened in the utility model, this structure that is slidingly fastened, can be so that the utility model under the situation of circuit damage or dead battery, still can or be opened goggle by manual-lock.

As shown in Figure 2, described jettron is made up of switch cover 3 and switch base 31, switch cover 3 covers on switch base 31, switch cover 3 is provided with air admission hole 32, switch base 31 bottoms are provided with boss 33, are provided with the overlapping up and down but elastic electrode sheet 34 that separates each other of two one ends on described boss 33, and the other end of electrode slice 34 is fixed on the switch base 31, on switch base 31, be provided with venthole 35, between electrode slice 34 and switch cover 3, be provided with moving plate 36.The two sides of described boss 33 takes the form of inclined plane, electrode slice 34 is installed along this inclined-plane, wherein an end is fixed on the switch base 31, the other end is then formed mutual non-overlapping portions, electrode slice 34 has certain elasticity, and under the promotion of external force, two plate electrode sheets 34 can be in contact with one another at overlapping, and under the situation that external force disappears, electrode slice 34 can be returned to original position again.Therefore, when blowing, make moving plate 36 move, push down two plate electrode sheets 34, promptly electrode slice 34 can be in the overlapping contact, when stopping to blow, electrode slice 34 can rebound moving plate 34 again, replys in non-touching position, all is connected with battery at the two ends of electrode slice 34.Wherein, in the time of air blowing, air-flow enters from the air admission hole 32 on the switch cover 3, and the venthole 35 from switch base 31 is escaped from, and the position of air admission hole 32 and venthole 35 is provided with, and helps flowing of air-flow again, and the setting of whole jettron is promptly good.

Described driving mechanism comprises direct current generator 4, interconnect train of reduction gears 41 and recessedly take turns 42 with direct current generator 4, wherein train of reduction gears 41 is made up of plurality of gears, the wherein output shaft of an end and direct current generator 4 engagement, and the other end and recessed 42 be meshing with each other (referring to the Fig. 3) that take turns.At the described recessed recess 43 that has two symmetries on 42 the periphery of taking turns, described recessed 42 the center of circle of taking turns is fixed on the pedestal 5 by the axle rotation; Described contact switch comprises two elastic metallic contacts 44 that are parallel to each other, one end of described elastic metallic contact 44 is fixed on the pedestal 5, wherein an end of a strip metal contact 44 is provided with rotary contact 45, and rotary contact 45 is arranged on the position that can engage with recess 43; One end of described pull bar 6 is located at recessed the wheel on 42, and the other end is arranged on the brace 21 of tumbler.Under the situation of normally not moving, on the position of rotary contact 45 for recess 43, promptly two metal contacts 44 do not contact mutually, and owing to two metal contacts 44 are connected on the battery, so circuit is not communicated with.Of short duration contact when pole piece 34 because jettron powers on, make motor 4 rotate slightly, drive recessed 42 the rotation of taking turns, make two metal contacts 44 be in contact with one another, finally cause the connection of circuit, make motor to work on, till rotary contact 45 enters another recess 43 and makes that circuit disconnects.And recessedly take turns 42 rotation and can pass through pull bar 6, drive tumbler rotation, finally make goggle open or close.

As shown in Figure 4, direct current generator 4 is connected between battery and the jettron, jettron is realized the connection or the disconnection of circuit by electrode slice 34, and a side of battery connection jettron is connected with a slice metal contact 44, and the circuit between motor 4 and the jettron is connected with another metal contact 44, as long as make entire circuit have wherein one tunnel connection of two metal contacts 44 and two electrode slices 34 can make entire circuit be communicated with.

The concrete work of the utility model is as follows: goggle is by being pivotally mounted on the helmet, and pivot is fixed on the tumbler.When blowing facing to jettron, moving plate 36 moves, and makes two electrode slices 34 contact, circuit communication, direct current generator 4 rotates, and drives recessed 42 rotations of taking turns by train of reduction gears 41, when stopping to blow, circuit will disconnect, and motor 4 quits work, but owing to recessedly take turns 42 rotation, make rotary contact 45 shift out recess 43, two metal contacts 44 and be in contact with one another, make circuit be communicated with again, be that motor 4 can work on, in rotary contact 45 enters the recess 43 on another opposite.In this process, recessedly take turns the rotation that 42 rotation can drive tumblers by pull bar 6, and the pivot of goggle has on fixing and the tumbler, can rotate together by tumbler, therefore, can realize the unlatching of goggle or close.

Claims

1. pneumatic helmet goggle headstock gear, comprise executing agency and pedestal that battery, jettron, goggle open and close, contact switch and driving mechanism are housed on the pedestal, driving mechanism is connected with executing agency by pull bar, be characterised in that described executing agency is made up of holder and tumbler, the mutual socket of described tumbler and holder is provided with the structure that is slidingly fastened between holder and the tumbler, and described contact switch is a single connection plane switch.

2. pneumatic helmet goggle headstock gear according to claim 1, it is characterized in that on described holder, being provided with a lid, holder is made of ring bodies (1) and the stator (11) be located on the ring bodies (1), described ring bodies (1) circle centre position is provided with axis hole, the outside is provided with one or two grooves that are parallel to each other around the axis hole, in described groove, establish and be embedded with spring (12), on the one or both ends of spring (12), be with dop (13), described tumbler is made of annular body (2) and brace (21), the circle centre position of annular body (2) is provided with axle sleeve, be provided with plush copper (22) in sleeve end, described axle sleeve embeds in the axis hole of ring bodies (1), is provided with tooth or recessed edge on the circle in annular body (1).

3. pneumatic helmet goggle headstock gear according to claim 1, it is characterized in that described jettron is made up of switch cover (3) and switch base (31), switch cover (3) covers on switch base (31), switch cover (3) is provided with air admission hole (32), switch base (31) bottom is provided with boss (33), on described boss (33), be provided with the overlapping up and down but elastic electrode sheet (34) that separates each other of two one ends, the other end of electrode slice (34) is fixed on the switch base (31), on switch base (31), be provided with venthole (35), between electrode slice (34) and switch cover (3), be provided with moving plate (36).

4. pneumatic helmet goggle headstock gear according to claim 1 and 2, it is characterized in that described driving mechanism comprises direct current generator (4), interconnect train of reduction gears (41) and recessed wheel the (42) with direct current generator (4), have the recess (43) of two symmetries on the periphery of this recessed wheel (42), the center of circle of described recessed wheel the (42) is fixed on the pedestal (5) by the axle rotation; Described contact switch comprises two elastic metallic contacts (44) that are parallel to each other, one end of described elastic metallic contact (44) is fixed on the pedestal (5), wherein an end of a strip metal contact (44) is provided with rotary contact (45), and rotary contact (45) is arranged on the position that can engage with recess (43); One end of described pull bar (6) is located on recessed wheel the (42) face, and the other end is arranged on the brace (21) of tumbler.