WO2021056319A1 - 一种点火器 - Google Patents

一种点火器 Download PDF

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Publication number
WO2021056319A1
WO2021056319A1 PCT/CN2019/108100 CN2019108100W WO2021056319A1 WO 2021056319 A1 WO2021056319 A1 WO 2021056319A1 CN 2019108100 W CN2019108100 W CN 2019108100W WO 2021056319 A1 WO2021056319 A1 WO 2021056319A1
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Prior art keywords
conductive spring
igniter
conductive
diameter section
spring
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PCT/CN2019/108100
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English (en)
French (fr)
Inventor
易晓琛
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赣州市卫诚火机制造有限公司
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Application filed by 赣州市卫诚火机制造有限公司 filed Critical 赣州市卫诚火机制造有限公司
Priority to PCT/CN2019/108100 priority Critical patent/WO2021056319A1/zh
Publication of WO2021056319A1 publication Critical patent/WO2021056319A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00—Lighters containing fuel, e.g. for cigarettes
    • F23Q2/16—Lighters with gaseous fuel, e.g. the gas being stored in liquid phase
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00—Lighters containing fuel, e.g. for cigarettes
    • F23Q2/34—Component parts or accessories

Definitions

  • the utility model belongs to the technical field of igniters, in particular to an igniter.
  • the Chinese utility model patent with the authorized announcement number CN206695169U discloses a convenient assembling igniter. Its hard ventilating conductive parts, connecting bases, barrels, etc. adopt plug-in assembly, and use conductive springs to make piezoelectric electrons and barrels. The conductive connection greatly improves the assembly efficiency.
  • the conductive spring needs to be inserted into the tapered hole of the button, and the limiting protrusion of the button is clamped into the conductive spring to prevent the conductive spring from falling out.
  • the limiting protrusion it is difficult for the limiting protrusion to snap into the conductive spring.
  • the key is integrally formed to form a tapered hole on the side, which increases the difficulty of key processing.
  • the utility model aims at the disadvantage that it is difficult to install the conductive spring of the igniter that uses the conductive spring to connect the piezoelectric component, and provides an igniter, which is easy to install.
  • an igniter the igniter includes:
  • Piezoelectric components arranged in the housing
  • a key set above the piezoelectric component having an opening groove, and the opening groove has a convex rib;
  • a conductive spring installed in the button the conductive spring is embedded in the opening slot, the conductive spring has a dense ring portion and a loose ring portion, the ribs are clamped into the loose ring portion, the conductive spring and the piezoelectric component are the same Extremely conductive connection.
  • the igniter of the utility model uses a conductive spring to connect the piezoelectric component, instead of using a soft wire to connect the piezoelectric component and the conductive barrel, it is easier to assemble; the button has an open slot for the conductive spring to be embedded, and the conductive spring is easy to install; The convex ribs are clamped into the sparse loop part of the conductive spring to effectively prevent the conductive spring from generating axial displacement.
  • the igniter can be a igniter with a barrel, or a lighter without a barrel, with or without a barrel.
  • both ends of the dense ring portion have sparse ring portions, so that the conductive spring can be installed without distinguishing directions.
  • the open slot includes a large-diameter section and a small-diameter section, the width of the large-diameter section is larger than the diameter of the conductive spring, and the width of the small-diameter section is smaller than the diameter of the conductive spring.
  • the width of the small diameter section is smaller than the diameter of the conductive spring, and the conductive spring is tightly matched with the small diameter section of the open slot to prevent the conductive spring from falling out.
  • the ribs are located in the large-diameter section.
  • the ribs and the conductive spring have the same spiral direction.
  • the small diameter section has a guiding inclined surface.
  • the two gaps are one deep and one shallow.
  • the deeper one of the gaps is close to the inner end of the small-diameter section, and the shallower one of the gaps is located at the outer end of the small-diameter section.
  • the igniter is a igniter
  • the igniter includes a conductive barrel
  • the upper end of the conductive barrel is formed with a discharge electrode
  • the conductive spring is electrically connected to the piezoelectric component and the conductive barrel.
  • the igniter is a lighter, and an air outlet is arranged above the gas chamber of the casing, and an ignition spring is arranged on the air outlet. During ignition, the ignition spring and the conductive spring form a discharge gap.
  • a conductive spring is used to connect one pole of the piezoelectric component, instead of using a soft wire to connect the piezoelectric component, the assembly is easier; the button has an open slot for the conductive spring to be inserted, compared with the conductive spring. With the tapered hole, the conductive spring is easy to install; the conductive spring has a sparse loop part, and it is easier for the ribs of the button to snap into the conductive spring, effectively preventing the conductive spring from generating axial displacement. Furthermore, the small-diameter section of the button is tightly matched with the conductive spring to prevent the conductive spring from falling out, and the assembly is easier.
  • Fig. 1 is a cross-sectional view of the igniter of the first embodiment of the present invention.
  • Fig. 2 is a schematic diagram of the assembly structure between the conductive spring and the button of the igniter in the first embodiment of the present invention.
  • Fig. 3 is a schematic diagram of the structure of the conductive spring of the igniter in the first embodiment of the present invention.
  • FIG 4 and 5 are schematic diagrams of the structure of the button of the igniter in the first embodiment of the present invention.
  • Fig. 6 is a cross-sectional view of the igniter of the second embodiment of the present invention.
  • button 11, open slot, 111, large diameter section, 112, small diameter section, 113, notch, 114, guide slope, 12, convex rib;
  • an igniter of the present invention includes:
  • Piezoelectric components arranged in the housing
  • a key set above the piezoelectric component having an opening groove, and the opening groove has a convex rib;
  • a conductive spring installed in the button the conductive spring is embedded in the opening slot, the conductive spring has a dense ring portion and a loose ring portion, the ribs are clamped into the loose ring portion, the conductive spring and the piezoelectric component are the same Extremely conductive connection.
  • the igniter of the utility model uses a conductive spring to connect the piezoelectric component and the conductive barrel, instead of using a soft wire to connect the piezoelectric component and the conductive barrel, it is easier to assemble; the button has an open slot for the conductive spring to be embedded, and the conductive spring is installed Easy; the convex rib of the button is stuck into the loose loop part of the conductive spring, which effectively prevents the conductive spring from generating axial displacement.
  • an igniter according to the first embodiment of the present invention includes:
  • Piezoelectric component 3 arranged in the housing
  • the conductive spring 2 installed in the button 1, the conductive spring 2 is embedded in the open slot 11, the conductive spring 2 has a dense ring portion 21 and a loose ring portion 22, and the rib 12 is clamped into the loose ring portion 22;
  • the conductive spring 2 is electrically connected to the piezoelectric component 3 at one pole.
  • both ends of the dense ring portion 21 have loose ring portions 22, so that the conductive spring 2 can be installed without distinguishing directions.
  • the open slot 11 includes a large-diameter section 111 and a small-diameter section 112.
  • the large-diameter section 111 has a width larger than the diameter of the conductive spring 2 and the small-diameter section 112 has a width smaller than the diameter of the conductive spring 2.
  • the width of the small-diameter section 112 is smaller than the diameter of the conductive spring 2, and the conductive spring 2 is tightly matched with the small-diameter section 112 of the opening slot 11 to prevent the conductive spring 2 from falling out.
  • the rib 12 is located in the large-diameter section 111.
  • the spiral direction of the rib 12 and the conductive spring 2 are the same.
  • the small diameter section 112 has a guiding inclined surface 114.
  • the two gaps 113 are one deep and one shallow.
  • the deeper one of the gaps 113 is close to the inner end of the small-diameter section 112, and the shallower one of the gaps 113 is located at the outer end of the small-diameter section 112.
  • the igniter is a lighter
  • a gas outlet 5 is provided above the gas chamber of the casing 4
  • a igniting spring 7 is provided on the gas outlet 5, and the gas outlet 5 is electrically connected to the piezoelectric through a conductive rocker.
  • Component 3 has the other pole. The conductive end of the piezoelectric component 3 faces upward, one pole of the piezoelectric component 3 is connected to the conductive spring 2, and the other pole is connected to the ignition spring 7 through the conductive rocker and the air outlet 5. During ignition, the ignition spring 7 and the conductive spring 2 form a discharge gap.
  • the conductive spring 2 is used to connect the piezoelectric component 3 and form a discharge gap with the ignition spring 7, instead of using a soft wire to connect, the assembly is easier;
  • the button 1 has an opening for the conductive spring 2 to be embedded Slot 11, compared to the way the conductive spring 2 is inserted into the tapered hole, the conductive spring 2 is easier to install;
  • the conductive spring 2 has a loose loop portion 22, and the rib 12 of the button 1 is more easily inserted into the conductive spring 2, effectively preventing the conductive spring 2 from being generated Axial displacement;
  • the small-diameter section 112 of the button 1 is tightly matched with the conductive spring 2 to prevent the conductive spring 2 from falling out, making it easier to assemble.
  • the igniter is a igniter with a conductive barrel 8.
  • a discharge electrode is formed on the upper end of the conductive gun barrel 8, and the conductive spring 2 is electrically connected to the piezoelectric component 3 and the conductive gun barrel 8.
  • the conductive gun barrel 8 is connected to the housing 4 through a mounting seat.
  • a gas outlet nozzle 5 is arranged above the gas chamber of the casing 4, and a hard ventilation conductive member 6 is arranged on the gas outlet nozzle 5, and an ignition spring 7 is connected to the upper end of the hard ventilation conductive member 6.
  • one pole of the piezoelectric component 3 is connected to the discharge electrode through the conductive spring 2, the conductive gun barrel 8, and the other pole is connected to the ignition spring 7 through the conductive rocker, the air outlet 5, and the hard ventilation conductive member 6.
  • the ignition spring A discharge gap is formed between 7 and the discharge electrode.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lighters Containing Fuel (AREA)

Abstract

一种点火器，包括具有燃气室的壳体（4）、设于壳体（4）中的压电组件（3）、设于压电组件（3）上方的按键（1）和安装于按键（1）中的导电弹簧（2）。按键（1）具有开口槽（11），开口槽（11）中具有凸筋（12），导电弹簧（2）嵌入开口槽（11）中，导电弹簧（2）具有密圈部（21）和疏圈部（22），凸筋（12）卡入疏圈部（22），导电弹簧（2）和压电组件（3）一极导电连接。按键（1）中具有供导电弹簧（2）嵌入的开口槽（11），导电弹簧（2）易于安装，按键（1）的凸筋（12）卡入导电弹簧（2）的疏圈部（22），有效防止了导电弹簧（2）产生轴向位移。

Description

一种点火器 技术领域
本实用新型属于点火器技术领域，具体涉及一种点火器。
背景技术
授权公告号为CN206695169U的中国实用新型专利公开了一种方便装配的点火器，其硬质通气导电件、连接座、枪管等采用插接式装配，并采用导电弹簧使压电电子和枪管导电连接，极大地提高了装配效率。
上述专利公开的方案中，导电弹簧需要插入按键的锥形孔中，并使按键的限位凸柱卡入导电弹簧中以防止导电弹簧脱出。然而，在导电弹簧插入锥形孔的过程中，限位凸柱卡入导电弹簧较为困难。同时，按键一体成型形成侧面的锥形孔，增加了按键的加工难度。
发明内容
本实用新型针对现有采用导电弹簧连接压电组件的点火器的导电弹簧安装较为困难的不足，提供一种点火器，导电弹簧安装容易。
为实现上述目的，本实用新型采用如下技术方案：一种点火器，所述点火器包括：
具有燃气室的壳体；
设于壳体中的压电组件；
设于压电组件上方的按键，所述按键具有开口槽，所述开口槽中具有凸筋；
安装于按键中的导电弹簧，所述导电弹簧嵌入开口槽中，所述导电弹簧具有密圈部和疏圈部，所述凸筋卡入疏圈部中，所述导电弹簧与压电组件一极导电连接。
本实用新型的点火器，采用导电弹簧连接压电组件，代替采用软质导线连接压电组件和导电枪管，装配更加容易；按键具有供导电弹簧嵌入的开口槽，导电弹簧安装容易；按键的凸筋卡入导电弹簧的疏圈部，有效防止导电弹簧产生轴向位移。点火器可以是有枪管的点火枪，也可以是没有枪管的打火机，即有无枪管均可。
作为改进，所述密圈部两端均具有疏圈部，从而导电弹簧无需区分方向均可安装。
作为改进，所述开口槽包括大径段和小径段，所述大径段宽度大于导电弹簧直径，所述小径段宽度小于导电弹簧直径。小径段宽度小于导电弹簧直径，导电弹簧与开口槽小径段紧配，防止导电弹簧掉出。
作为改进，所述凸筋位于大径段。
作为改进，所述凸筋与导电弹簧螺旋方向相同。
作为改进，所述小径段处具有导向斜面。
作为改进，所述小径段处具有缺口。
作为改进，所述缺口有两个。
作为改进，所述两个缺口一个深一个浅。
作为改进，所述缺口中较深的一个靠近小径段内端，所述缺口中较浅的一个位于小径段外端。
作为改进，所述点火器为点火枪，所述点火枪包括导电枪管，所述导电枪管上端形成有放电电极，所述导电弹簧电连接压电组件和导电枪管。
作为改进，所述点火器为打火机，所述壳体的燃气室上方设有出气嘴，所述出气嘴上设有引火簧，在点火时，所述引火簧与导电弹簧形成放电间隙。
本实用新型的点火器的有益效果有：采用导电弹簧连接压电组件一极，代替采用软质导线连接压电组件，装配更加容易；按键具有供导电弹簧嵌入的开口槽，相比导电弹簧插入锥形孔的方式，导电弹簧安装容易；导电弹簧具有疏圈部，按键的凸筋卡入导电弹簧更加容易，有效防止导电弹簧产生轴向位移。进一步地，按键的小径段与导电弹簧紧配，防止导电弹簧掉出，装配更容易。
附图说明
图1是本实用新型实施例一的点火器的剖视图。
图2是本实用新型实施例一的点火器的导电弹簧与按键间装配结构示意图。
图3是本实用新型实施例一的点火器的导电弹簧的结构示意图。
图4和图5是本实用新型实施例一的点火器的按键的结构示意图。
图6是本实用新型实施例二的点火器的剖视图。
图中，1、按键，11、开口槽，111、大径段，112、小径段，113、缺口，114、导向斜面，12、凸筋；
2、导电弹簧，21、密圈部，22、疏圈部；
3、压电组件，
4、壳体，
5、出气嘴，
6、硬质通气导电件，
7、引火簧，
8、导电枪管。
具体实施方式
下面结合本实用新型实施例的附图，对本实用新型实施例的技术方案进行解释和说明，但下述实施例仅为本实用新型的优选实施例，并非全部。基于实施方式中的实施例，本领域技术人员在没有做出创造性劳动的前提下所获得的其他实施例，都属于本实用新型的保护范围。
参见图1至图6，本实用新型的一种点火器，所述点火器包括：
具有燃气室的壳体；
设于壳体中的压电组件；
设于压电组件上方的按键，所述按键具有开口槽，所述开口槽中具有凸筋；
安装于按键中的导电弹簧，所述导电弹簧嵌入开口槽中，所述导电弹簧具有密圈部和疏圈部，所述凸筋卡入疏圈部中，所述导电弹簧与压电组件一极导电连接。
本实用新型的点火器，采用导电弹簧连接压电组件和导电枪管，代替采用软质导线连接压电组件和导电枪管，装配更加容易；按键具有供导电弹簧嵌入的开口槽，导电弹簧安装容易；按键的凸筋卡入导电弹簧的疏圈部，有效防止导电弹簧产生轴向位移。
实施例一
参见图1至图5，本实用新型实施例一的一种点火器，所述点火器包括：
具有燃气室的壳体；
设于壳体中的压电组件3；
设于压电组件3上方的按键1，所述按键1具有开口槽11，所述开口槽11中具有凸筋12；
安装于按键1中的导电弹簧2，所述导电弹簧2嵌入开口槽11中，所述导电弹簧2具有密圈部21和疏圈部22，所述凸筋12卡入疏圈部22中；所述导电弹簧2与压电组件3一极电连接。
作为改进，所述密圈部21两端均具有疏圈部22，从而导电弹簧2无需区分方向均可安装。
作为改进，所述开口槽11包括大径段111和小径段112，所述大径段111宽度大于导电弹簧2直径，所述小径段112宽度小于导电弹簧2直径。小径段112宽度小于导电弹簧2直径，导电弹簧2与开口槽11小径段112紧配，防止导电弹簧2掉出。
作为改进，所述凸筋12位于大径段111。
作为改进，所述凸筋12与导电弹簧2螺旋方向相同。
作为改进，所述小径段112处具有导向斜面114。
作为改进，所述小径段112处具有缺口113。
作为改进，所述缺口113有两个。
作为改进，所述两个缺口113一个深一个浅。
作为改进，所述缺口113中较深的一个靠近小径段112内端，所述缺口113中较浅的一个位于小径段112外端。
作为改进，所述点火器为打火机，所述壳体4的燃气室上方设有出气嘴5，所述出气嘴5上设有引火簧7，所述出气嘴5通过导电翘板电连接压电组件3另一极。压电组件3导电一端朝上，压电组件3一极连接导电弹簧2，另一极通过导电翘板和出气嘴5连接至引火簧7。在点火时，所述引火簧7与导电弹簧2形成放电间隙。
本实用新型实施例一的有益效果有：采用导电弹簧2连接压电组件3并与引火簧7形成放电间隙，代替采用软质导线连接，装配更加容易；按键1具有供导电弹簧2嵌入的开口槽11，相比导电弹簧2插入锥形孔的方式，导电弹簧2安装容易；导电弹簧2具有疏圈部22，按键1的凸筋12卡入导电弹簧2更加容易，有效防止导电弹簧2产生轴向位移；按键1的小径段112与导电弹簧2紧配，防止导电弹簧2掉出，装配更容易。
实施例二
参见图6，本实用新型实施例二的点火器，点火器为具有导电枪管8的点火枪。所述导电枪管8上端形成有放电电极，所述导电弹簧2电连接压电组件3和导电枪管8。导电枪管8通过一安装座与壳体4连接。壳体4的燃气室上方设有出气嘴5，出气嘴5上设有硬质通气导电件6，硬质通气导电件6上端连接一引火簧7。
在点火时，压电组件3一极通过导电弹簧2、导电枪管8连接至放电电极，另一极通过导电翘板、出气嘴5、硬质通气导电件6连接至引火簧7，引火簧7与放电电极间形成放电间隙。
实施例二与实施例一的其它结构和效果相同，在此不做赘述。

Claims (10)

  1. 一种点火器，其特征在于：所述点火器包括：
    具有燃气室的壳体(4)；
    设于壳体(4)中的压电组件(3)；
    设于压电组件(3)上方的按键(1)，所述按键(1)具有开口槽(11)，所述开口槽(11)中具有凸筋(12)；
    安装于按键(1)中的导电弹簧(2)，所述导电弹簧(2)嵌入开口槽(11)中，所述导电弹簧(2)具有密圈部(21)和疏圈部(22)，所述凸筋(12)卡入疏圈部(22)中，所述导电弹簧(2)与压电组件(3)一极导电连接。
  2. 根据权利要求1所述的一种点火器，其特征在于：所述密圈部(21)两端均具有疏圈部(22)。
  3. 根据权利要求1所述的一种点火器，其特征在于：所述开口槽(11)包括大径段(111)和小径段(112)，所述大径段(111)宽度大于导电弹簧(2)直径，所述小径段(112)宽度小于导电弹簧(2)直径。
  4. 根据权利要求3所述的一种点火器，其特征在于：所述凸筋(12)位于大径段(111)；所述凸筋(12)与导电弹簧(2)螺旋方向相同。
  5. 根据权利要求3所述的一种点火器，其特征在于：所述小径段(112)处具有导向斜面(114)。
  6. 根据权利要求3所述的一种点火器，其特征在于：所述小径段(112)处具有缺口(113)。
  7. 根据权利要求6所述的一种点火器，其特征在于：所述缺口(113)有两个。
  8. 根据权利要求7所述的一种点火器，其特征在于：所述两个缺口(113)一个深一个浅，所述缺口(113)中较深的一个靠近小径段(112)内端，所述缺口(113)中较浅的一个位于小径段(112)外端。
  9. 根据权利要求1所述的一种点火器，其特征在于：所述点火器为点火枪，所述点火枪包括导电枪管(8)，所述导电枪管(8)上端形成有放电电极，所述导电弹簧(2)导电连接压 电组件(3)和导电枪管(8)。
  10. 根据权利要求1所述的一种点火器，其特征在于：所述点火器为打火机，所述壳体(4)的燃气室上方设有出气嘴(5)，所述出气嘴(5)上设有引火簧(6)，在点火时，所述引火簧(6)与导电弹簧(2)形成放电间隙。
PCT/CN2019/108100 2019-09-26 2019-09-26 一种点火器 WO2021056319A1 (zh)

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DE503791C (de) * 1930-07-26 Metallwerke Frankenberg G M B Aufhaengehaken zur Befestigung der die Sitzflaeche bildenden Schraubenfedern bei Motorradsaetteln
CN1177397A (zh) * 1996-01-24 1998-03-25 克立凯特公司 打火机
CN1283310A (zh) * 1997-11-03 2001-02-07 碧克公司 可选择起动的压电点火机构
US6540506B1 (en) * 2002-01-11 2003-04-01 Kin Chung Li Disposable piezoelectric lighter
EP1335146A1 (en) * 2002-02-07 2003-08-13 Barnes Group, Inc. Spring assembly with captured core
CN204045495U (zh) * 2014-08-06 2014-12-24 东莞市赛业实业有限公司 一种新式振动开关结构
CN104930042A (zh) * 2015-06-03 2015-09-23 江阴市长乐新科技电源有限公司 弹簧拉钩
CN206695169U (zh) * 2017-05-12 2017-12-01 易晓琛 一种方便装配的点火枪
WO2018108254A1 (en) * 2016-12-13 2018-06-21 SOCIéTé BIC Flame producing assembly and method for manufacturing such a flame producing assembly
DE202018102225U1 (de) * 2018-04-20 2018-07-09 Alcomex Beheer Bv Anschlusselement für ein Zugfederelement, sowie Zugfederelement mit einem Anschlusselement

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE503791C (de) * 1930-07-26 Metallwerke Frankenberg G M B Aufhaengehaken zur Befestigung der die Sitzflaeche bildenden Schraubenfedern bei Motorradsaetteln
CN1177397A (zh) * 1996-01-24 1998-03-25 克立凯特公司 打火机
CN1283310A (zh) * 1997-11-03 2001-02-07 碧克公司 可选择起动的压电点火机构
US6540506B1 (en) * 2002-01-11 2003-04-01 Kin Chung Li Disposable piezoelectric lighter
EP1335146A1 (en) * 2002-02-07 2003-08-13 Barnes Group, Inc. Spring assembly with captured core
CN204045495U (zh) * 2014-08-06 2014-12-24 东莞市赛业实业有限公司 一种新式振动开关结构
CN104930042A (zh) * 2015-06-03 2015-09-23 江阴市长乐新科技电源有限公司 弹簧拉钩
WO2018108254A1 (en) * 2016-12-13 2018-06-21 SOCIéTé BIC Flame producing assembly and method for manufacturing such a flame producing assembly
CN206695169U (zh) * 2017-05-12 2017-12-01 易晓琛 一种方便装配的点火枪
DE202018102225U1 (de) * 2018-04-20 2018-07-09 Alcomex Beheer Bv Anschlusselement für ein Zugfederelement, sowie Zugfederelement mit einem Anschlusselement

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