CN103839730A - Anti-toppling microcurrent switch - Google Patents
Anti-toppling microcurrent switch Download PDFInfo
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- CN103839730A CN103839730A CN201410115040.0A CN201410115040A CN103839730A CN 103839730 A CN103839730 A CN 103839730A CN 201410115040 A CN201410115040 A CN 201410115040A CN 103839730 A CN103839730 A CN 103839730A
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- tongue tube
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- overturning
- current switch
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Abstract
The invention discloses an anti-toppling microcurrent switch, and belongs to the technical field of switch control. The anti-toppling microcurrent switch comprises a shell and a gravity ball, and further comprises a reed switch and a reed switch triggering device. The reed switch triggering device is arranged at the bottom of the shell, the gravity ball is arranged on the upper portion of the shell, the gravity ball is pressed on the reed switch triggering device, and the reed switch is triggered to be connected or disconnected when toppling happens. The reed switch triggering device comprises an elastic element, a magnetic element and a push pipe, the elastic element, the magnetic element and the push pipe are sequentially arranged on the reed switch in a sleeved mode from bottom to top, and the gravity ball is arranged above the push pipe. The shell comprises an outer shell and a base which are in detachable connection, and the reed switch is vertically fixed on the base. According to the anti-toppling microcurrent switch, the more advanced reed switch is used as a switch assembly, the service life of the anti-toppling microcurrent switch is greatly prolonged, and meanwhile the sensitivity of the anti-toppling microcurrent switch is improved.
Description
Technical field
The present invention relates to a kind of switch, more particularly, relate to the micro-current switch of a kind of overturning-preventing.
Background technology
Micro-electric current is generally without direct power supply but produce in equipment self-operating by friction, thermal source, light source etc.; and then control this equipment with this micro-electric current and make it normal operation; general this electric current is below 10mA; and under safety specifications; adopt this micro-electric current to carry out certain annex (as: magnetic switch etc.) in control appliance for preventing that this equipment from toppling over, make this equipment downtime operation.
The disconnection of controlling micro-electric current with connect, traditional switch is to use " sensitive switch ", as China Patent No. ZL201320127817.6, Granted publication day is on September 4th, 2013, invention and created name is: a kind of anti-dumping switch, this anti-dumping switch comprises housing and microswitch component and the anti-tipping mechanism in housing is set, and anti-tipping mechanism comprises a gravitation ball, and this gravitation ball is arranged in the epicoele of housing inner funnel shape, microswitch component is positioned at housing lower chamber, and it comprises swing arm, button, return unit, active contacting plate, support and normal beginning, swing arm one end and hull outside are hinged, swing arm another end is movable end, one side of the contiguous hinged end of swing arm touches mutually with the button of sensitive switch group, swing arm movable end is positioned at the bottom of housing epicoele funnel, button lower end contacts with return unit, return unit two ends are connected with support and active contacting plate respectively, active contacting plate one end is articulated with on support, the other end is being provided with the contact that between Chang Kaiduan and insulation projection, instantaneous changing-over is communicated with, have reliable and stable, low cost and other advantages, but " sensitive switch " exists very large defect: the impact of the frequency of exposure that (1) is opened and closed, far can not reach user's requirement of realistic meaning, along with the increase of frequency of exposure, switch inside (reed, between working of plastics and sheet metal) produce small rubbish, and form resistance to making Weak current can't pass contact, equipment cannot be moved, (2) be subject to the relevant contacts that affected directly etching of the external environments such as logistics, storage, transport, particularly marine transportation, make it to lose the function that micro-electric current can pass through.The domestic producer having even solves by gold-plated technology the problem that contact has a resistance, and has greatly improved manufacture difficulty and manufacturing cost.
Summary of the invention
1. the technical problem that invention will solve
The object of the invention is to overcome that existing anti-dumping switch useful life is short, contact is perishable or laying dust and having a resistance and then the deficiency of desensitization, provide a kind of overturning-preventing micro-current switch, adopt technical scheme of the present invention, utilize more advanced tongue tube as switch module, it opens and closes number of times much larger than sensitive switch, and contact is sealed in inert gas filled glass tube, avoid contact erosion or laying dust, greatly extend the useful life of the micro-current switch of overturning-preventing; Meanwhile, improved the sensitivity of the micro-current switch of overturning-preventing, the overturning-preventing that is particularly suitable for outdoor gas heating furnace, coal gas oven, warm-air drier, electric fan and electric heating installation using oil as medium household electrical appliance uses.
2. technical scheme
For achieving the above object, technical scheme provided by the invention is:
The micro-current switch of a kind of overturning-preventing of the present invention, comprise housing and gravitation ball, also comprise tongue tube and tongue tube trigger equipment, described tongue tube is arranged at the bottom of housing, described gravitation ball is arranged at the top of housing, and gravitation ball is pressed on tongue tube trigger equipment, triggers tongue tube and be switched on or switched off in the time of run-off the straight.
Further improve as the present invention, described tongue tube trigger equipment comprises flexible member, magnetic element and ejector sleeve, and described flexible member, magnetic element and ejector sleeve is sheathed on tongue tube from lower to upper successively, and the top of described ejector sleeve arranges gravitation ball.
Further improve as the present invention, described housing comprises shell and base, and described shell is removable connection with base, and described tongue tube is vertically fixed on base.
Further improve as the present invention, described flexible member is spring, and described spring housing is located on tongue tube, and the bottom of spring contacts with base.
Further improve as the present invention, described magnetic element is magnet ring, and described magnet ring is sheathed on tongue tube, and magnet ring contacts with the top of spring.
Further improve as the present invention, described tongue tube is tongue tube open in usual or normally closed type tongue tube.
Further improve as the present invention, the material of described housing is PBT insulating material.
Further improve as the present invention, described magnet ring is permanent magnet ring.
Further improve as the present invention, described spring is made up of stainless steel wire.
Further improve as the present invention, described gravitation ball is chrome faced steel ball.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with existing known technology, there is following remarkable result:
(1) the micro-current switch of a kind of overturning-preventing of the present invention, its tongue tube is arranged at the bottom of housing, gravitation ball is arranged at the top of housing, and gravitation ball is pressed on tongue tube trigger equipment, triggers tongue tube and be switched on or switched off in the time of run-off the straight, utilize more advanced tongue tube as switch module, it opens and closes number of times much larger than sensitive switch, and contact is sealed in inert gas filled glass tube, avoid contact erosion or laying dust, greatly extend the useful life of the micro-current switch of overturning-preventing; Meanwhile, improved the sensitivity of the micro-current switch of overturning-preventing, the overturning-preventing that is particularly suitable for outdoor gas heating furnace, coal gas oven, warm-air drier, electric fan and electric heating installation using oil as medium household electrical appliance uses;
(2) the micro-current switch of a kind of overturning-preventing of the present invention, its tongue tube trigger equipment comprises flexible member, magnetic element and ejector sleeve, flexible member, magnetic element and ejector sleeve are sheathed on tongue tube from lower to upper successively, the top of ejector sleeve arranges gravitation ball, wherein, flexible member is spring, spring housing is located on tongue tube, and the bottom of spring contacts with base, magnetic element is magnet ring, magnet ring is sheathed on tongue tube, and magnet ring contacts with the top of spring, adopt above-mentioned tongue tube trigger equipment, the center magnetic force of magnet ring makes switch sensitivity better, stroke is shorter, inclination angle >=20 degree just has action, and the large I in this inclination angle is adjusted according to spring and gravitation ball quality size, meanwhile, gravitation ball all-direction movement, without dead angle, can be inclined to any direction execution,
(3) the micro-current switch of a kind of overturning-preventing of the present invention, its housing comprises shell and base, shell is removable connection with base, tongue tube is vertically fixed on base, shell and base are made simple, easy for installation on base of tongue tube, and shell and base dismounting convenient, be convenient to assembling and maintenance;
(4) the micro-current switch of a kind of overturning-preventing of the present invention, its tongue tube is tongue tube open in usual or normally closed type tongue tube, can be used for various different circuit occasions, applied widely;
(5) the micro-current switch of a kind of overturning-preventing of the present invention, the material of its housing is PBT insulating material, under the environment of humidity, high temperature, also can keep stable electrical property, has higher intensity, fatigue durability simultaneously;
(6) the micro-current switch of a kind of overturning-preventing of the present invention, its magnet ring is permanent magnet ring, and spring is made up of stainless steel wire, and gravitation ball is chrome faced steel ball, and corrosion resistance is strong, long service life;
(7) the micro-current switch of a kind of overturning-preventing of the present invention, simple in structure, material price is cheap, it is easy to make, easy to assembly, be quick on the draw, good and cheap, be a kind of safety device being worth of widely use.
Brief description of the drawings
Fig. 1 is the structural representation of the micro-current switch of a kind of overturning-preventing of the present invention.
Label declaration in schematic diagram:
1, electric mortiser sheet; 2, base; 3, spring; 4, magnet ring; 5, ejector sleeve; 6, tongue tube; 7, gravitation ball; 8, shell.
Embodiment
For further understanding content of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
In conjunction with Fig. 1, the micro-current switch of a kind of overturning-preventing of the present embodiment, comprise housing, gravitation ball 7, tongue tube 6 and tongue tube trigger equipment, tongue tube 6 is arranged at the bottom of housing, gravitation ball 7 is arranged at the top of housing, and gravitation ball 7 is pressed on tongue tube trigger equipment, in the time of run-off the straight, triggering tongue tube 6 is switched on or switched off, thereby controlling micro-electric current is switched on or switched off, utilize more advanced tongue tube 6 as switch module, it opens and closes number of times much larger than sensitive switch, data show and reach more than several ten million times, and contact is sealed in inert gas filled glass tube, isolate completely with the external world, contact erosion or laying dust are avoided, greatly extend the useful life of the micro-current switch of overturning-preventing.
Tongue tube trigger equipment in the present embodiment comprises flexible member, magnetic element and ejector sleeve 5, flexible member, magnetic element and ejector sleeve 5 are sheathed on tongue tube 6 from lower to upper successively, the top of ejector sleeve 5 arranges gravitation ball 7, wherein, flexible member is spring 3, spring 3 is sheathed on tongue tube 6, and the bottom of spring 3 contacts with base 2, magnetic element is magnet ring 4, magnet ring 4 is sheathed on tongue tube 6, and magnet ring 4 contacts with the top of spring 3, adopt above-mentioned tongue tube trigger equipment, the center magnetic force of magnet ring 4 makes switch sensitivity better, stroke is shorter, inclination angle >=20 degree just has action, and the large I in this inclination angle is adjusted according to the quality size of the elasticity of spring 3 and gravitation ball 7, meanwhile, gravitation ball 7 all-direction movements, without dead angle, can be inclined to any direction execution, and the overturning-preventing that is particularly suitable for outdoor gas heating furnace, coal gas oven, warm-air drier, electric fan and electric heating installation using oil as medium household electrical appliance uses.
Housing in the present embodiment comprises shell 8 and base 2, shell 8 is removable connection with base 2, tongue tube 6 is vertically fixed on base 2, the material of housing is PBT(formal name used at school: polybutylene terephthalate (PBT)) insulating material, shell 8 and base 2 are made simple, easy for installation on base 2 of tongue tube 6, and shell 8 and base 2 dismounting are convenient, be convenient to assembling and maintenance, select the making material of PBT insulating material as shell 8 and base 2, can make by Shooting Technique, easy to process, in humidity, under the environment of high temperature, also can keep stable electrical property, there is higher intensity simultaneously, fatigue durability.Tongue tube 6 is tongue tube open in usual or normally closed type tongue tube, can be used for various different circuit occasions, applied widely.In addition, the magnet ring 4 in the present embodiment is permanent magnet ring, and spring is made up of stainless steel wire, and gravitation ball 7 is chrome faced steel ball, and corrosion resistance is strong, long service life.
The micro-current switch of a kind of overturning-preventing of the present embodiment, simple in structure, material price is cheap, it is easy to make, easy to assembly, be quick on the draw, good and cheap, be a kind of safety device being worth of widely use.When assembling, first by the base 2 of fixing tongue tube 6 at right angle settings and injection formed in advance, and draw two electric mortiser sheets 1 of tongue tube 6, for being connected with external control circuit; Then spring 3, magnet ring 4 and ejector sleeve 5 are sheathed on tongue tube 6 successively, make magnet ring 4 be positioned near of tongue tube 6 inner contact; Finally gravitation ball 7 is positioned over to ejector sleeve 5 tops, and shell 8 is connected fastening with base 2, make gravitation ball 7, tongue tube 6 and tongue tube trigger equipment in enclosure interior, complete the assembling of the micro-current switch of overturning-preventing.When use; by micro-a kind of overturning-preventing of the present embodiment current switch at right angle setting on the equipment such as outdoor gas heating furnace, coal gas oven, warm-air drier, electric fan and electric heating installation using oil as medium household electrical appliance; and two electric mortiser sheets 1 of tongue tube 6 are connected with the overturning-preventing control circuit of the said equipment, can utilize micro-electric current of the said equipment generation in service to realize toppling over of equipment and shut down and control.
In order to understand better content of the present invention, now provide the operation principle of the micro-current switch of a kind of overturning-preventing of the present invention:
As shown in Figure 1, the micro-current switch at right angle setting of a kind of overturning-preventing of the present invention is on equipment, now, whole gravity of gravitation ball 7 act on spring 3 by ejector sleeve 5, spring 3 is compressed into maximum distortion length, the center magneticaction of magnet ring 4, on tongue tube 6, makes the contact of tongue tube 6 in separating (or closed), and equipment normally moves; When equipment run-off the straight or while toppling over, gravitation ball 7 is inclined to shell 8, shell 8 shares the part or all of gravity of gravitation ball 7, at this moment, on spring 3, push away magnet ring 4, make the center magnetic force of magnet ring 4 change the effect to tongue tube 6, make the contact of tongue tube 6 in closed (or separately), control appliance is out of service.
The micro-current switch of a kind of overturning-preventing of the present invention, utilize more advanced tongue tube as switch module, it opens and closes number of times much larger than sensitive switch, and contact is sealed in inert gas filled glass tube, avoid contact erosion or laying dust, greatly extended the useful life of the micro-current switch of overturning-preventing; Meanwhile, improved the sensitivity of the micro-current switch of overturning-preventing, the overturning-preventing that is particularly suitable for outdoor gas heating furnace, coal gas oven, warm-air drier, electric fan and electric heating installation using oil as medium household electrical appliance uses.
Below schematically the present invention and execution mode thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the invention aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection scope of the present invention.
Claims (10)
1. the micro-current switch of overturning-preventing, comprise housing and gravitation ball (7), it is characterized in that: also comprise tongue tube (6) and tongue tube trigger equipment, described tongue tube (6) is arranged at the bottom of housing, described gravitation ball (7) is arranged at the top of housing, and gravitation ball (7) is pressed on tongue tube trigger equipment, in the time of run-off the straight, triggers tongue tube (6) and be switched on or switched off.
2. the micro-current switch of a kind of overturning-preventing according to claim 1, it is characterized in that: described tongue tube trigger equipment comprises flexible member, magnetic element and ejector sleeve (5), it is upper that described flexible member, magnetic element and ejector sleeve (5) is sheathed on tongue tube (6) from lower to upper successively, and the top of described ejector sleeve (5) arranges gravitation ball (7).
3. the micro-current switch of a kind of overturning-preventing according to claim 2, it is characterized in that: described housing comprises shell (8) and base (2), described shell (8) is removable connection with base (2), and described tongue tube (6) is vertically fixed on base (2).
4. the micro-current switch of a kind of overturning-preventing according to claim 3, is characterized in that: described flexible member is spring (3), and it is upper that described spring (3) is sheathed on tongue tube (6), and the bottom of spring (3) contacts with base (2).
5. the micro-current switch of a kind of overturning-preventing according to claim 4, is characterized in that: described magnetic element is magnet ring (4), and it is upper that described magnet ring (4) is sheathed on tongue tube (6), and magnet ring (4) contacts with the top of spring (3).
6. the micro-current switch of a kind of overturning-preventing according to claim 5, is characterized in that: described tongue tube (6) is tongue tube open in usual or normally closed type tongue tube.
7. the micro-current switch of a kind of overturning-preventing according to claim 6, is characterized in that: the material of described housing is PBT insulating material.
8. the micro-current switch of a kind of overturning-preventing according to claim 7, is characterized in that: described magnet ring (4) is permanent magnet ring.
9. the micro-current switch of a kind of overturning-preventing according to claim 8, is characterized in that: described spring is made up of stainless steel wire.
10. the micro-current switch of a kind of overturning-preventing according to claim 9, is characterized in that: described gravitation ball (7) is chrome faced steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115040.0A CN103839730B (en) | 2014-03-26 | 2014-03-26 | The micro-current switch of a kind of overturning-preventing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115040.0A CN103839730B (en) | 2014-03-26 | 2014-03-26 | The micro-current switch of a kind of overturning-preventing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103839730A true CN103839730A (en) | 2014-06-04 |
| CN103839730B CN103839730B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410115040.0A Active CN103839730B (en) | 2014-03-26 | 2014-03-26 | The micro-current switch of a kind of overturning-preventing |
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| Country | Link |
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| CN (1) | CN103839730B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202615A (en) * | 2015-11-07 | 2015-12-30 | 平湖伟峰科技有限责任公司 | Electric heating type warmer |
| CN113332048A (en) * | 2021-06-08 | 2021-09-03 | 吉林大学 | Intracardiac branch of academic or vocational study nursing is with transfer device of scalable upset |
| CN114278983A (en) * | 2021-12-23 | 2022-04-05 | 张天巍 | Safety switch for electric heater and electric heater |
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| US4168413A (en) * | 1978-03-13 | 1979-09-18 | Halpine Joseph C | Piston detector switch |
| CN2777734Y (en) * | 2005-02-03 | 2006-05-03 | 杨永山 | Inclined power-off switch |
| CN2836219Y (en) * | 2005-09-02 | 2006-11-08 | 沙建君 | Full-closed overturn-free switch |
| CN101369499A (en) * | 2007-08-16 | 2009-02-18 | 贵州航天电器股份有限公司 | High-precision overload switch |
| CN203774174U (en) * | 2014-03-26 | 2014-08-13 | 杨国庆 | Anti-dumping micro current switch |
-
2014
- 2014-03-26 CN CN201410115040.0A patent/CN103839730B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168413A (en) * | 1978-03-13 | 1979-09-18 | Halpine Joseph C | Piston detector switch |
| CN2777734Y (en) * | 2005-02-03 | 2006-05-03 | 杨永山 | Inclined power-off switch |
| CN2836219Y (en) * | 2005-09-02 | 2006-11-08 | 沙建君 | Full-closed overturn-free switch |
| CN101369499A (en) * | 2007-08-16 | 2009-02-18 | 贵州航天电器股份有限公司 | High-precision overload switch |
| CN203774174U (en) * | 2014-03-26 | 2014-08-13 | 杨国庆 | Anti-dumping micro current switch |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202615A (en) * | 2015-11-07 | 2015-12-30 | 平湖伟峰科技有限责任公司 | Electric heating type warmer |
| CN113332048A (en) * | 2021-06-08 | 2021-09-03 | 吉林大学 | Intracardiac branch of academic or vocational study nursing is with transfer device of scalable upset |
| CN114278983A (en) * | 2021-12-23 | 2022-04-05 | 张天巍 | Safety switch for electric heater and electric heater |
| CN114278983B (en) * | 2021-12-23 | 2024-03-15 | 东莞台欣电子有限公司 | Safety switch for electric heater and electric heater |
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| CN103839730B (en) | 2016-02-03 |
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