CN202772020U - Alarm switch - Google Patents
Alarm switch Download PDFInfo
- Publication number
- CN202772020U CN202772020U CN 201220334501 CN201220334501U CN202772020U CN 202772020 U CN202772020 U CN 202772020U CN 201220334501 CN201220334501 CN 201220334501 CN 201220334501 U CN201220334501 U CN 201220334501U CN 202772020 U CN202772020 U CN 202772020U
- Authority
- CN
- China
- Prior art keywords
- reed
- button
- key
- pedestal
- board assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses an alarm switch. The alarm switch comprises a base, a panel, a printed circuit board assembly, a key and a reset spring. The key is arranged in the base; an inner end of the key is connected with the reset spring, and an external end of the key is equipped with the panel; the panel is fixedly connected with the base; one side of key is provided with a reed; one end of the reed is fixedly connected with the base, and the other end of the reed is a free end; under normal situations, the key enables the reed to be in an elastically deformed state; the key is provided with a step surface which is in clamping fit with the reed to perform a limiting function; another side of the base, which is opposite to the side where the key is adjacent to the reed, is provided with the printed circuit board assembly; and the printed circuit board assembly is equipped with an inching switch of which a button is in linkage fit with the key. According to the alarm switch of the utility model which is of reasonable structure design, when the key is pressed, the key presses down the button of the inching switch on the printed circuit board assembly, and at the same time, the key is stuck by the reed, as a result, the inching switch is switched on, and the circuit is conducted, and therefore, an alarm can be triggered; and the alarm switch is advantageous in simple structure and stable performance.
Description
Technical field
The utility model relates to the switching technique field, is specifically related to a kind of alarm switch.
Background technology
Existing alarm switch is usually by sensor-triggered work such as infrared ray or microwaves, and the shortcoming of existence mainly is that these transducers are expensive, and is interfered easily and reports by mistake.
Summary of the invention
For the deficiency that prior art exists, it is a kind of simple in structure that the purpose of this utility model is to provide, stable performance, the alarm switch of low cost of manufacture.
For achieving the above object, the utility model provides following technical scheme: a kind of alarm switch, comprise pedestal, panel, printed board assembly, button and back-moving spring, described button is placed in the pedestal, the inner back-moving spring that connects of button, near on the pedestal of button outer end panel is set, be provided with reed on the described pedestal, this reed one end is fixedly connected with pedestal, the reed other end is free end, be provided with step surface on the described button, under the reed normal condition, reed compresses keytop and produces strain near step surface; Under the reed operating state, reed and step surface card are joined and are limited button and upwards reset; With respect on the pedestal of button near the other end of reed end printed board assembly being installed, on the described printed board assembly point driving switch is installed, the button of described point driving switch and button consist of interlock.
By adopting technique scheme, owing to be provided with step surface on the button, reed is arranged on the button next door, and button makes the elasticity of spring leaf distortion, when pushing button, button is depressed the inching button on the printed board assembly, and button is blocked by reed simultaneously, makes point driving switch closed, make circuit turn-on, thereby the trigger alarm device is simple in structure, stable performance.
The utility model further is set to: described button comprises keying body and support bar, and described keying body is vertical with support bar to be arranged, and described point driving switch is arranged on the keying body below.By this setting, the point driving switch position arranges rationally, and is easy to operate, reliable operation.
The utility model also further is set to: described reed is arranged on the step surface below.By this setting, described reed position arranges rationally, reliable operation.
The utility model also further is set to: described support bar lower end is provided with groove, and described back-moving spring one end is installed in the groove, and the back-moving spring other end is fixedly connected with pedestal.By this setting, back-moving spring connects reliable.
The utility model also further is set to: the corresponding reed free end of described panel is provided with keyhole, and corresponding keyhole is provided be used to the key that makes reed generation strain.By this setting, key turns makes reed generation strain, and is simple in structure, easy to operate.
The utility model has the advantages that: the utility model reasonable in design, owing to be provided with step surface on the button, reed is arranged on the button next door, and button makes the elasticity of spring leaf distortion, when pushing button, button is depressed the inching button on the printed board assembly, and button is blocked by reed simultaneously, makes point driving switch closed, make circuit turn-on, thereby the trigger alarm device is simple in structure, stable performance.
The utility model is described in further detail below in conjunction with specification drawings and specific embodiments.
Description of drawings
Fig. 1 is the structural representation one of the utility model embodiment;
Fig. 2 is the structural representation two of the utility model embodiment;
Fig. 3 is the structural representation three of the utility model embodiment;
Fig. 4 is the schematic diagram under the utility model embodiment button normal condition;
Fig. 5 is that the utility model embodiment button pressed is to the schematic diagram of switch alarm condition.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the disclosed a kind of alarm switch of the utility model, comprise pedestal 1, panel 2, printed board assembly 3, button 4 and back-moving spring 5, described button 4 is placed in the pedestal 1, the button 4 inner back-moving springs 5 that connect, near on the pedestal 1 of button 4 outer ends panel 2 is set, panel 2 and pedestal 1 are fixedly connected with by screw, be provided with reed 6 on the described pedestal 1, reed 6 is positioned at button 4 one sides, and these reed 6 one ends are fixedly connected with pedestal 1, reed 6 other ends are free end, be provided with step surface 7 on the described button 4, under reed 6 normal conditions, reed 6 compresses button 4 surfaces and produces strain near step surface 7; Under reed 6 operating states, reed 6 is joined and is limited button 4 with step surface 7 cards and upwards resets; Near printed board assembly 3 is installed on the pedestal 1 of the other end of reed 6 ends, on the described printed board assembly 3 point driving switch 8 is installed with respect to button 4, the button 81 of described point driving switch 8 consists of interlock with button 4.Described reed 6 is arranged on step surface 7 belows.
Described button 4 comprises keying body 41 and support bar 42, described keying body 41 and support bar 42 vertical settings, and described point driving switch 8 is arranged on keying body 41 belows.This technical scheme advantage is that when button 4 pressed down, keying body 41 was pushed down the button 81 of point driving switch 8, made circuit turn-on begin to send warning.
Described support bar 42 lower ends are provided with groove 421, and described back-moving spring 5 one ends are installed in the groove 421, and back-moving spring 5 other ends are fixedly connected with pedestal 1.Described panel 2 corresponding reed 6 free ends are provided with keyhole 9, and corresponding keyhole 9 is provided be used to making reed 6 that the key 10 of strain occur.
During practical application, button 4 is placed on reed 6 sides and makes reed 6 be in elastic deformation, when depressing, can press button 4 button 81 on the point driving switch 8, back-moving spring 5 compressions when button 4 is depressed, reed 6 returns to normal condition by elastic deformation when the step surface 7 of button 4 moves down into the bottom surface of reed 6, reed 6 just rests on the step surface 7 of button 4, reed 6 block button 4 make its can not on move.When reed 6 blocked button 4, button 4 pressed down so that point driving switch 8 is in normally off; When rotating key 10, key 10 contacts and causes reed 6 strains with reed 6, the step surface 7 of button 4 is left in reed 7 translations after the distortion, the constraint that button 4 loses reed 6 is subject to again the elastic force of back-moving spring 5, button 4 moves up and separates with button 81 on the point driving switch 8, make point driving switch 8 get back to normally open, panel 2 has limited button 4 at the short transverse top offset.
Above-described embodiment is to specific descriptions of the present utility model; only be used for the utility model is further specified; can not be interpreted as the restriction to the utility model protection range, the technician of this area makes some nonessential improvement and adjusts the utility model according to the content of above-mentioned utility model and all falls within the protection range of the present utility model.
Claims (5)
1. alarm switch, comprise pedestal (1), panel (2), printed board assembly (3), button (4) and back-moving spring (5), described button (4) is placed in the pedestal (1), the inner back-moving spring (5) that connects of button (4), near on the pedestal (1) of button (4) outer end panel (2) is set, it is characterized in that: be provided with reed (6) on the described pedestal (1), these reed (6) one ends are fixedly connected with pedestal (1), reed (6) other end is free end, be provided with step surface (7) on the described button (4), under reed (6) normal condition, reed (6) compresses button (4) surface and produces strain near step surface (7); Under reed (6) operating state, reed (6) and step surface (7) card is joined and is limited button (4) and upwards resets; With respect to pedestal (1) the upper installation printed board assembly (3) of button (4) near the other end of reed (6) end, point driving switch (8) is installed on the described printed board assembly (3), and the button (81) of described point driving switch (8) consists of interlock with button (4).
2. a kind of alarm switch according to claim 1, it is characterized in that: described button (4) comprises keying body (41) and support bar (42), described keying body (41) and the vertical setting of support bar (42), described point driving switch (8) are arranged on keying body (41) below.
3. a kind of alarm switch according to claim 1 is characterized in that: described reed (6) is arranged on step surface (7) below.
4. a kind of alarm switch according to claim 2, it is characterized in that: described support bar (42) lower end is provided with groove (421), described back-moving spring (5) one ends are installed in the groove (421), and back-moving spring (5) other end is fixedly connected with pedestal (1).
5. a kind of alarm switch according to claim 4, it is characterized in that: the corresponding reed of described panel (2) (6) free end is provided with keyhole (9), and corresponding keyhole (9) is provided be used to making reed (6) that the key (10) of strain occur.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334501 CN202772020U (en) | 2012-07-11 | 2012-07-11 | Alarm switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334501 CN202772020U (en) | 2012-07-11 | 2012-07-11 | Alarm switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772020U true CN202772020U (en) | 2013-03-06 |
Family
ID=47778573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220334501 Expired - Lifetime CN202772020U (en) | 2012-07-11 | 2012-07-11 | Alarm switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202772020U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229175A (en) * | 2016-07-29 | 2016-12-14 | 广西安讯科技投资有限公司 | A kind of alarm switch with key |
| CN114743814A (en) * | 2022-03-09 | 2022-07-12 | 杭州鸿雁电器有限公司 | Universal installation device, testing method and tool clamp for time delay switch printed board |
-
2012
- 2012-07-11 CN CN 201220334501 patent/CN202772020U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229175A (en) * | 2016-07-29 | 2016-12-14 | 广西安讯科技投资有限公司 | A kind of alarm switch with key |
| CN114743814A (en) * | 2022-03-09 | 2022-07-12 | 杭州鸿雁电器有限公司 | Universal installation device, testing method and tool clamp for time delay switch printed board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HANGZHOU HONYAR ELECTRIC POWER CO., LTD. Free format text: FORMER NAME: HANGZHOU HONGYAN GAIYIER ELECTRIC APPLIANCES CO., LTD.;HANGZHOU SWANGOOSE ELECTRICAL CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 311305, No. 99, South Ring Road, Qingshan Lake Street, Hangzhou City, Zhejiang Province, Ling'an Patentee after: HANGZHOU HONYAR ELECTRICAL Co.,Ltd. Address before: The three District of Hangzhou City, Zhejiang province 310007 Xihu District Tsui Qinglong Bridge Patentee before: HANGZHOU HONYAR GEYER ELECTRICAL APPLIANCE Co.,Ltd. Patentee before: HANGZHOU HONYAR ELECTRICAL Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |
|
| CX01 | Expiry of patent term |