CN2610228Y

CN2610228Y - Lighting gun with safety device

Info

Publication number: CN2610228Y
Application number: CN 03243609
Authority: CN
Inventors: 陶央群
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-03-28
Filing date: 2003-03-28
Publication date: 2004-04-07
Anticipated expiration: 2013-03-28

Abstract

The utility model relates to an igniting gun with a safety device. The prior igniting gun is not arranged with the safety device, and the deflating process is not controlled, and the safety performance is bad. The utility model comprises a shell, a gun duct, an oil slot, a piezo-electric mechanism and an air-out mechanism. The safety device is arranged on the shell, and one end of a prizing board has a gap which cannot make the upper end of an air-out pin lifted. One end of the safety device has a gap which can lift the upper end of the air-out pin and make the air-out pin in the air-out state. When in the safety position, the gap on the safety device leaves the air-out pin. When a pressing hand is pressed, the prizing board can be pressed, but the air-out pin cannot be lifted, and the blaze cannot be formed. The safety button of the utility model effectively avoids the accident caused by unintentionally pulling the igniting button or the outer force accidentally touching the igniting button and igniting the flare and the phenomenon of gas leakage safety hidden danger, which enhances the safety performance of the igniting gun.

Description

The burning torch of band safeties

Affiliated technical field

The utility model relates to a kind of electronic ignition rifle.

Background technology

Existing burning torch adopts single safety switch mostly, promptly be provided with a block at the stroke place of pressing hand, be connected with a safety switch with the burning torch surface of this block relevant position, be in the block of pressing on the hand stroke, thereby reach the purpose that hand is pressed in control but move this safety switch clutch.When safety switch is in " opening " position, press hand and can move, piezoelectricity is emitted sparks light gas generation flare; When safety switch is in " pass " position, press hand and be restricted, can't move.But this burning torch just plays the security insurance effect when only being in " pass " position at safety switch, after igniting finishes, as if forgetting safety switch is allocated to " pass " position, and then this switch performs practically no function, child, the fire hazardous when the mentally handicapped plays.In order to eliminate the potential safety hazard of the said goods, 99201773.4 number Chinese patent discloses a kind of improved burning torch safety switch, this safety switch is controlled piezo-electric device and air outlet valve simultaneously, when running into repeatedly when blindly pushing the situation of pressing hand, press hand owing to can't move, push by force and press hand or exerted oneself conference spot failure firelock.

The utility model content

Technical problem to be solved in the utility model is the defective that overcomes above-mentioned prior art, and a kind of burning torch with safeties is provided, and effectively controls the duty of air-out needle, avoids operating by force the damage of pressing hand and causing burning torch.

The technical scheme that the utility model adopted is: the burning torch of band safeties, comprise housing, be assemblied in oil groove, piezo-electric device and air-out apparatus in the housing, piezo-electric device comprise piezoelectricity and cooperate with it press hand, air-out apparatus comprises air outlet valve, air-out needle and skid plate, it is characterized in that described skid plate one end and press hand and cooperate, the other end is provided with breach, and the width of this breach is greater than the external diameter of air-out needle; Be coupling in the housing and one touch the safeties that are against the skid plate place that is provided with breach, these safeties cooperate with air-out needle and are connected one and place the outer button of housing.When action button, be connected safeties and air-out needle clamping on the knob, meanwhile push and press hand, the skid plate lifting that can make progress makes and touches the safeties that are against on the skid plate and also move upward, and promotes air-out needle and upwards moves, thereby make the air-out needle venting, burning torch produces flare.Under safety position (normality), safeties detach air tube, push and press hand, the skid plate lifting that still can make progress moves but the breach on the skid plate can't make on the air-out needle it, and air-out needle can not exitted, burning torch can not produce flare, because safeties not control are pressed hand, do not influence the action of pressing hand, avoided operating by force the damage of pressing hand and causing burning torch.

The burning torch of described band safeties, safeties are the return spring rolling over the shape lever and cooperate with it, and the upper end of lever cooperates with air-out needle, and the lower end is connected with described button.Lever is an integral stem, and also can be coupling by two sections with interlock forms.During normality, lever and air-out needle break away from, during work, and lever and air-out needle clamping.

The burning torch of described band safeties, return spring are stage clip or torsion spring, and return spring is used for resetting of lever, between the reinforcement and button of described stage clip in housing, described torsion spring set places on the connecting axle of lever, and the one end is connected on the reinforcement, and the other end is connected on the lever.

The burning torch of described band safeties, the mode of being coupling of lever is loose joint or affixed, and loose joint is that the connecting axle of lever can move up and down, and upwards ejects air tube when work, the lever of affixed mode ejects air tube by self elasticity of lever, and the operation of loose joint mode is lighter than affixed mode.

The burning torch of described band safeties, reinforcement and be provided with and form a cavity between the housing of button one side is provided with a locating part in this cavity, and described locating part is gag lever post or limited post, and locating part is the actuating range of placing restrictions on button, avoids destroying lever.

The burning torch of described band safeties, the skid plate place that is provided with breach is provided with slideway, and conflict on slideway in described lever lower end.

The utility model is skillfully constructed, skid plate is not directly cooperated with air-out needle, with touching the safeties that are against on the skid plate air-out needle is control effectively, air-out needle is closed during normality, air-out needle is just exitted during work, presses down when having only action button to press hand, just can light flare, satisfied security requirement, avoided children or the mentally handicapped to push and pressed the hand situation of firing point firelock easily; Simultaneously, the utility model take into account people in the past manipulate custom, do not have rigid prevention to press the action of hand, avoided operation by force to press hand and caused the damage of burning torch.

The utility model is described in further detail below in conjunction with drawings and Examples.

Description of drawings

Fig. 1 is the structural representation of the utility model one embodiment normality.

Fig. 2 is the schematic diagram of the utility model one embodiment duty.

Fig. 3 is the structural representation of another embodiment normality of the utility model.

Fig. 4 is the schematic diagram of another embodiment duty of the utility model.

Fig. 5 is the structural representation of the utility model skid plate.

Fig. 6 is that the A-A of Fig. 5 is to view.

The specific embodiment

Embodiment 1

Shown in Fig. 1,2,5,6, the burning torch of band safeties comprises housing 1, is assemblied in oil groove 2, piezo-electric device, air-out apparatus and safeties in the housing 1.Housing 1 is formed by two shell clampings, and front end connects a fan housing 16.Piezo-electric device is made up of the hand 4 of pressing of piezoelectricity 3 and cooperation with it.Air-out apparatus by air outlet valve 5, flame adjusting ring 17, be positioned at the air-out needle 6 of air outlet valve 5 tops and the skid plate 7 that is nested with on piezoelectricity 3 is formed.Safeties are a folding shape lever 10 and with its stage clip that resets 11, and the lower end of lever 10 cooperates with air-out needle 6, and the upper end is connected with button 9, and lever 10 is an integral stem, and it is actively socketed on the inner walls, and lever 10 can move up and down.Described skid plate 7 one ends with press hand 4 and cooperate, the other end is provided with breach 8, this end is provided with slideway 15, lever 10 lower ends that cooperate with air-out needle 6 place on the slideway 15.The width of described breach 8 is greater than the external diameter of air-out needle 6, and skid plate 7 moves up and down can not make air-out needle 6 venting.Formation one cavity 13 between the reinforcement 12 in the housing and the housing that is provided with button one side is provided with a limited post 14 in this cavity 13, described stage clip 11 is between reinforcement 12 and button 9.

Under the normality, the lower end of lever detaches air tube, push when pressing hand, and the skid plate lifting that still can make progress, but the breach on the skid plate makes it can't back down air-out needle, and air-out needle can not exitted, and burning torch can not produce flare; Under the duty, push button, the lower end of lever and air-out needle clamping, meanwhile push and press hand, Lian Dong the skid plate lifting that can make progress with it makes and touches the lever lower end that is against on the skid plate and also move upward, promote air-out needle and upwards move, thereby make the air-out needle venting, burning torch produces flare.

Embodiment 2

Shown in Fig. 3,4,5,6, embodiment 2 is that with the difference of embodiment 1 described return spring is a torsion spring, and it is placed on the connecting axle of lever, and the one end is connected on the reinforcement, and the other end is connected in the middle and upper part of lever; Described lever is coupling by two sections with interlock and forms; Described locating part is a gag lever post.

Claims

1, the burning torch of band safeties, comprise housing (1), be assemblied in oil groove (2), piezo-electric device and air-out apparatus in the housing (1), piezo-electric device comprise piezoelectricity (3) and cooperate with it press hand (4), air-out apparatus comprises air outlet valve (5), air-out needle (6) and skid plate (7), it is characterized in that described skid plate (7) one ends and press hand (4) and cooperate, the other end is provided with breach (8), and the width of this breach (8) is greater than the external diameter of air-out needle (6); Be coupling in the housing (1) and one touch and be against the safeties that the skid plate (7) that is provided with breach is located, these safeties cooperate with air-out needle (6) and are connected one and place the outer button (9) of housing (1).

2, the burning torch of band safeties according to claim 1, it is characterized in that described safeties are the return spring (11) rolling over shape lever (10) and cooperate with it, the lower end of lever (10) cooperates with air-out needle (6), and the upper end is connected with described button (9).

3, the burning torch of band safeties according to claim 2, it is characterized in that described return spring (11) is stage clip or torsion spring, described stage clip is positioned between the reinforcement (12) and button (9) of housing, described torsion spring set places on the connecting axle of lever (10), the one end is connected on the reinforcement (12), and the other end is connected on the lever (10).

4, the burning torch of band safeties according to claim 1, the mode of being coupling that it is characterized in that described lever (10) is loose joint or affixed.

5, the burning torch of band safeties according to claim 1, it is characterized in that described reinforcement (12) and be provided with forming a cavity (13) between the housing (1) of button one side, be provided with a locating part (14) in this cavity (13), described locating part (14) is gag lever post or limited post.

6, the burning torch of band safeties according to claim 1, the skid plate (7) that it is characterized in that being provided with breach (8) locates to be provided with slideway (15), and conflict on slideway (15) in described lever (10) lower end.