CN202003900U - Improved structure of universal falling protective switch - Google Patents
Improved structure of universal falling protective switch Download PDFInfo
- Publication number
- CN202003900U CN202003900U CN2011200103796U CN201120010379U CN202003900U CN 202003900 U CN202003900 U CN 202003900U CN 2011200103796 U CN2011200103796 U CN 2011200103796U CN 201120010379 U CN201120010379 U CN 201120010379U CN 202003900 U CN202003900 U CN 202003900U
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- CN
- China
- Prior art keywords
- flange seat
- magnetic reed
- reed switch
- switch
- universal
- 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 - Fee Related
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Abstract
The utility model discloses an improved structure of a universal falling protective switch. The improved structure includes a flange seat. The flange seat is provided with a magnetic reed switch on the center of the upper end face. The magnetic reed switch is electrically connected with an outer control circuit. The flange seat is provided with a housing which is buckled over the flange seat. A flexible silk thread is hung on the inner top wall of the housing. An extension line of the flexible thread vertically passes through the center of the magnetic reed switch in a normal condition, and a permanent magnet is hung on the lower end of the flexible silk thread. Because a mature neon built-in magnetic reed switch is adopted, the improved structure of the universal falling protective switch is excellent in sealing performance, thus preventing the environmental corrosion. Besides, the improved structure of the universal falling protective switch has a strong reception capability of magnetic induction and an excellent conductivity performance, and is pollution-free to the environment. A falling switch in a very small size can be manufactured according to demand.
Description
Technical field
The utility model relates to a kind of circuit controling switch, especially a kind of anti-inclination switch that is used for gas appliance, electrical equipment.
Background technology
Employed in the market gas appliance, electrical equipment anti-dumping switch generally have two classes: sensitive switch type and mercury type, the sensitive switch type is because two contact chips rely on the swing that gravity hangs down that compressing tablet is pressed down, thereby sensitive switch work, because the sensitive switch spring force must satisfy the good contact of contact chip more greatly, though some electroplate, owing to work long hours, the contact chip overlay coating is destroyed, thereby oxidation, the contact poor effect, the profile of whole switch is also bigger.And mercoid switch leans on the rolling of mercury ball to make two inserted sheets contacts, and effect is fine, but because mercury toxicity is stronger, the meeting serious environment pollution, present many countries have begun to stop using.The patent No. is that 02263193.3 Chinese utility model patent discloses a kind of anti-dumping switch on July 16th, 2003; be that sensitive switch is fixed in the U-shaped installing rack; the bridge plate that is connected U-shaped installing rack sidepiece is arranged between the bottom of the bottom of microswitch push-button and U-shaped installing rack; have the end that the suspension rod of heavily cutting or polish jade with an emery wheel passes the U-shaped installing rack and is positioned at bridge plate; heavily stone roller tilts to make suspension rod swing promotion bridge plate to contact with the button of sensitive switch; protection is toppled in realization; in case its loose contact will be lost efficacy.
The utility model content
Technology to be solved in the utility model is exactly that a kind of snap action is good, good endurance, and the reliability height, pollution-free, can be used for the omnibearing protection type anti-dumping switch on electrical equipment and the gas appliance.
For solving the problems of the technologies described above; the utility model adopts following technical scheme: a kind of universal protection switch improvement structure of toppling over; it is characterized in that: comprise flange seat; center, described flange seat upper surface is provided with magnetic reed switch; described magnetic reed switch is electrically connected with external control circuit; described flange seat is provided with the shell that is fastened on the flange seat top; described shell inner roof wall is hung a flexible wire; line stretcher vertically passes the magnetic reed switch center under the flexible wire normal condition, and a permanent magnet is hung in the flexible wire lower end.
As preferably, described flange seat is provided with a location notch at the straight line place by center, flange seat upper surface, and described magnetic reed switch is embedded in the described location notch.Be convenient to install magnetic reed switch.
As preferably, the two poles of the earth at described magnetic reed switch two ends respectively with the inserted sheet spot welding that is connected external control circuit or soldering together, the assembly of magnetic reed switch and inserted sheet is installed in the location notch, and fixes with glass cement or epoxy resin.Easy for installation, be connected firmly.
As preferably, center, described flange seat upper surface is provided with cylindrical projection, and the outer wall of described cylindrical projection is provided with an annular recess, and described outer casing inner wall is provided with annular projection, and described annular projection is fastened in the described annular recess.Shell can easily buckle on the flange seat, but is difficult to extract, and it is quite convenient to install.
As preferably, described flexible wire is a stainless steel filament, and permanent magnet is spherical, and described stainless steel filament one end is injected on the connector, the other end and spherical permanent magnet welding, and connector is welding in plastic shell inner roof wall.
Operation principle of the present utility model is: when the main frame operate as normal, permanent magnet be positioned at the groove bottommost (with magnetic reed switch near the time), magnetic reed switch is accepted magnetic signal, the conducting entire circuit, when complete machine is toppled over, because permanent magnet makes it to do the motion that departs from magnetic reed switch by the pulling force of gravity and stainless steel filament, weakens then open circuit for the magnetic reed switch magnetic field intensity.
The utility model is owing to adopt the magnetic reed switch of ripe built-in neon, and good seal performance can be by environmental corrosion, and the magnetic strength receiving ability is strong, and electric conductivity is good, environmentally safe, and the demand of having more can be made the very little dumping switch of volume.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described:
Fig. 1 is a profile schematic diagram of the present utility model;
Fig. 2 is a cutaway view of the present utility model.
Embodiment
As depicted in figs. 1 and 2; be a kind of universal embodiment that protection switch improves structure that topples over of the utility model; comprise flange seat 1; center, described flange seat upper surface is provided with magnetic reed switch 4; described magnetic reed switch is electrically connected with external control circuit, and described flange seat 1 is provided with the shell 3 that is fastened on the flange seat top, and described shell inner roof wall is hung a flexible wire 7; line stretcher vertically passes the magnetic reed switch center under the flexible wire normal condition, and a permanent magnet 5 is hung in the flexible wire lower end.Described flange seat 1 is provided with a location notch 12 at the straight line place by center, flange seat upper surface, and described magnetic reed switch 4 is embedded in the described location notch.The two poles of the earth at described magnetic reed switch 4 two ends respectively with inserted sheet 2 spot welding that are connected external control circuit or soldering together, the assembly of magnetic reed switch and inserted sheet is installed in the location notch 12, and fixes with glass cement or epoxy resin.Center, described flange seat 1 upper surface is provided with cylindrical projection, and the outer wall of described cylindrical projection is provided with an annular recess 11, and described outer casing inner wall is provided with annular projection 31, and described annular projection is fastened in the described annular recess.Described flexible wire 7 is a stainless steel filament, and permanent magnet 5 is spherical, and described stainless steel filament one end is injected on the connector 6, the other end and spherical permanent magnet welding, and connector 6 is welding in plastic shell 3 inner roof walls.
The two poles of the earth of the utility model magnetic reed switch 4 respectively with inserted sheet 2 spot welding or soldering together, then magnetic reed switch and inserted sheet assembly are installed on the flange seat that has location notch 12, then will be fixing with glass cement or epoxy resin, at last shell 3 is buckled on the flange seat 1.
The utility model dumping switch level is contained on combustion gas tool and the electrical equipment, because permanent magnet and magnetic reed switch are at the induction zone of magnetic reed switch, therefore, the normal open state that keeps magnetic reed switch during operate as normal, in case main frame is toppled over, permanent magnet is because the tension of gravity and stainless steel filament, be flapped toward induction zone away from magnetic reed switch, magnetic reed switch will move, and open circuit quits work main frame at once.
This device can be widely used on gas appliance and the electrical equipment, plays the safeguard protection effect.
Claims (5)
1. universally topple over protection switch and improve structure for one kind; it is characterized in that: comprise flange seat (1); center, described flange seat upper surface is provided with magnetic reed switch (4); described magnetic reed switch is electrically connected with external control circuit; described flange seat (1) is provided with the shell (3) that is fastened on the flange seat top; described shell inner roof wall is hung a flexible wire (7), and line stretcher vertically passes the magnetic reed switch center under the flexible wire normal condition, and a permanent magnet (5) is hung in the flexible wire lower end.
2. the universal protection switch improvement structure of toppling over according to claim 1, it is characterized in that: described flange seat (1) is provided with a location notch (12) at the straight line place by center, flange seat upper surface, and described magnetic reed switch (4) is embedded in the described location notch.
3. the universal protection switch improvement structure of toppling over according to claim 2; it is characterized in that: the two poles of the earth at described magnetic reed switch (4) two ends respectively with the inserted sheet that is connected external control circuit (2) spot welding or soldering together; the assembly of magnetic reed switch and inserted sheet is installed in the location notch (12), and fixes with glass cement or epoxy resin.
4. the universal protection switch improvement structure of toppling over according to claim 3; it is characterized in that: described flange seat (1) center, upper surface is provided with cylindrical projection; the outer wall of described cylindrical projection is provided with an annular recess (11); described outer casing inner wall is provided with annular projection (31), and described annular projection is fastened in the described annular recess.
5. the universal protection switch improvement structure of toppling over according to claim 4; it is characterized in that: described flexible wire (7) is a stainless steel filament; permanent magnet (5) is spherical; described stainless steel filament one end is injected on the connector (6); the other end and spherical permanent magnet welding, and connector (6) is welding in plastic shell (3) inner roof wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200103796U CN202003900U (en) | 2011-01-13 | 2011-01-13 | Improved structure of universal falling protective switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200103796U CN202003900U (en) | 2011-01-13 | 2011-01-13 | Improved structure of universal falling protective switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202003900U true CN202003900U (en) | 2011-10-05 |
Family
ID=44706629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200103796U Expired - Fee Related CN202003900U (en) | 2011-01-13 | 2011-01-13 | Improved structure of universal falling protective switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202003900U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254739A (en) * | 2011-01-13 | 2011-11-23 | 长兴奔能燃具有限公司 | Universal falling protection switch improved structure |
| US10196009B2 (en) | 2016-11-08 | 2019-02-05 | Ford Global Technologies, Llc | Cover for a switch |
-
2011
- 2011-01-13 CN CN2011200103796U patent/CN202003900U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254739A (en) * | 2011-01-13 | 2011-11-23 | 长兴奔能燃具有限公司 | Universal falling protection switch improved structure |
| US10196009B2 (en) | 2016-11-08 | 2019-02-05 | Ford Global Technologies, Llc | Cover for a switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20150113 |
|
| EXPY | Termination of patent right or utility model |