CN201282059Y - Small-sized water-proof dustproof explosion-proof seesaw switch - Google Patents
Small-sized water-proof dustproof explosion-proof seesaw switch Download PDFInfo
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- CN201282059Y CN201282059Y CNU2008201140362U CN200820114036U CN201282059Y CN 201282059 Y CN201282059 Y CN 201282059Y CN U2008201140362 U CNU2008201140362 U CN U2008201140362U CN 200820114036 U CN200820114036 U CN 200820114036U CN 201282059 Y CN201282059 Y CN 201282059Y
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Abstract
The utility model discloses a miniature power switch capable of working in damp, inflammable and explosive environments, which includes a key, a panel, an explosion-proof housing, a switch module and a moving contact component. Permanent magnet (1 and 1a) are arranged at two ends of the moving contact component (3); the moving contact component (3) can be movably connected with a switch module (7) through a protruding shaft (8); the switch module (7) is mounted on the inner surface of an explosion-proof cover (12) through a convex groove (21) and a concave groove (22); permanent magnets (16 and 16a) are further arranged at two ends inside the key (14); the key (14) is moveably connected with the panel (13) through the protruding shaft (18); and the panel (13) is mounted on the upper surface of the explosion-proof cover (12) through a convex groove (23) and a concave groove (24). In the explosion-proof switch, a plurality of keys (14) and a plurality of switch modules (7) can be connected in parallel and used together, so as to form a multipath control switch and control a plurality of loops. The utility model is suitable for various dangerous places which are damp and watery, inflammable and explosive.
Description
Technical field:
The utility model relates to a kind of mains switch, relates in particular to a kind of power supply rocker switch of small-sized water proof and dust proof explosion prevention function.
Background technology:
One, present, because common power switch mostly is Open architecture greatly, owing to there is not the electrical pickoff of its switch of sealing device directly to report leakage in air, therefore in the environment of Duo Shui, humidity, dust, corrosive gas, be subjected to erosion, the oxidation of air easily, produce the loose contact of switch electrical pickoff, can produce arc light and spark, reduce reliability of products and useful life, can't be suitable under the explosive environments and use.Two, present, widely used flame-proof switch mostly is the knob structure, and volume is big and heavy, is simply connected structure (switch can only be controlled a loop) that sealing is poor, lacks aesthetic feeling, can't adapt to the requirement of using under modern high gear place and the wild environment.Three, by patent retrieval, retrieve several magnetic drive flame-proof switch data, as: patents such as CN20062033740.3, CN200620023409.6, design are relatively more novel.But, its common drawback is that the binding post of flame-proof switch and wire head all are the outsides at the flame-proof switch capsul, be vulnerable to erosion, the oxidation of air, humidity, dust, corrosive gas equally, if when power line and binding post loose contact or loosening and generation spark, potential safety hazard appears, can't use under the water proof and dust proof explosion-proof environment requiring, do not realize the purpose of waterproof anti-explosion.
Summary of the invention:
At the above-mentioned defective that exists in the prior art, the utility model aims to provide a kind of little, the multi-joint structure of volume that has that can use in multiple environment such as moist dust, inflammable and explosive, wind and weather (flame-proof switch is installed in parallel a plurality of seesaw seesaw buttons and corresponding a plurality of switch modules, constitute a multichannel control switch, a plurality of loops are controlled.) small-sized water proof and dust proof explosion preventing wane switch.
To achieve these goals, the utility model is by the following technical solutions: this small-sized water proof and dust proof explosion preventing wane switch-abbreviation flame-proof switch, mainly form by seesaw button (as Fig. 1), panel (as Fig. 2), explosion-proof shell (as Fig. 9), switch module (as Fig. 4) four parts.Be provided with switch module below the airtight Explosion-proof cap that is stamped above the explosion-proof shell wherein, Explosion-proof cap, be provided with moving contact component in the switch module, the two ends of moving contact component are provided with permanent magnet; Be provided with panel above the Explosion-proof cap, the panel middle part is provided with the seesaw button, and two ends also are provided with permanent magnet in the seesaw button.When pressing seesaw button left and right sides tilting, also swing under the effect of the two ends permanent magnet of the moving contact component in the switch and seesaw button two ends permanent magnet by magnetic field opposite sex attraction, so, the contact of deciding in the moving contact of moving contact component and the switch module contacts and separates, thereby realize utilizing the break-make of the outer seesaw of explosion-proof shell, thereby realize the break-make of control circuit by switch module in the key control explosion-proof shell.
Two ends respectively are provided with a permanent magnet in the described seesaw button, and permanent magnet is embedded in the ∩ permeability magnetic material, and permeability magnetic material links to each other with the two ends permanent magnet simultaneously; Be provided with prominent axle in the middle part of the seesaw button two sides, the seesaw button is movably connected by being provided with Ω type groove in prominent axle and the switch module.The parallel connection of a plurality of seesaw button can also be fitted together use, form multi-joint structure, constitute a multichannel control switch, a plurality of loops are controlled.
Be provided with Ω type groove in the described panel, the seesaw button is movably connected by the prominent Ω type groove with panel on seesaw button two sides; Panel links closely by convex-concave with Explosion-proof cap and links to each other.
Described explosion-proof shell is the housing of flame-proof switch, is provided with Explosion-proof cap above the explosion-proof shell, and contact-making surface is the explosion suppresion surface of explosion-proof shell between explosion-proof shell and the Explosion-proof cap, is provided with O RunddichtringO and closely continuous by bolt between two explosion suppresion surfaces.Explosion-proof shell is provided with entrance hole, and entrance hole is provided with the explosive-proof sealed head of water proof and dust proof outward, and the centre is provided with the O RunddichtringO, and seal head links to each other with the explosion-proof shell screw thread.
Be provided with moving contact component in the described switch module, decide contact, be provided with Ω type groove in the binding post, switch module.Decide contact and directly link to each other with binding post, switch module links closely continuous at Explosion-proof cap below by convex-concave.A plurality of switch module parallel connections can also be fitted together use, form multi-joint structure, constitute a multichannel control switch, a plurality of loops are controlled.The moving contact component two ends are provided with permanent magnet, and the permanent magnet polarity that this permanent magnet is corresponding with seesaw button two ends is the opposite sex; This permanent magnet is embedded in the ∩ permeability magnetic material, and permeability magnetic material links to each other with the two ends permanent magnet simultaneously; Middle part, moving contact component two sides is provided with prominent axle.Moving contact component is movably connected by the Ω type groove and the switch module of prominent axle with switch module; The moving contact component two ends are provided with moving contact and conductive reed, when the tilting of the moving contact component left and right sides, drive moving contact and decide contact and contact and separate the break-make of control circuit.The technological progress that the utility model is obtained:
1, the use because seesaw button of this flame-proof switch and switch module can a plurality ofly be connected in parallel forms multi-joint structure, constitutes a multichannel control switch, and a plurality of loops are controlled.Function of use at flame-proof switch under similar circumstances is stronger.This switch both can brightly be adorned, and can also be embedded on wall or the device housings and realize concealed installation.
2, switch module, panel, the seesaw button owing to this flame-proof switch adopts modularized design, helps design, production, installation, use, the replacing of switch; Help standardization, generalization and the upgrading of product.This switch designs is reasonable, simple in structure, life-span length, easy to use.
3, since switch module, the binding post of this flame-proof switch all be assembled in the explosion-proof shell, isolated with the outer humid air of explosion-proof shell, dust, flammable explosive gas etc., effectively prevented the ignite danger of flammable explosive gas of electric spark.Therefore, this flame-proof switch can use under various humidities and various adverse circumstances, also can be widely used in various hazardous areas such as inflammable and explosive and use.
Description of drawings:
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the vertical section structure schematic diagram of seesaw button.
Fig. 2 is the side cross-sectional view of Fig. 1 seesaw button.
Fig. 3 is a panel vertical section structure schematic diagram.
Fig. 4 is the whole vertical section structure schematic diagram of first embodiment of flame-proof switch.
Fig. 5 is that switch is touched piece vertical section structure schematic diagram among Fig. 4.
Fig. 6 is a moving contact component vertical section structure schematic diagram among Fig. 5.
Fig. 7 is the side cross-sectional view of Fig. 6 moving contact component.
Fig. 8 is the whole vertical section structure schematic diagram of second embodiment of flame-proof switch.
Fig. 9 is the exposed type explosion-proof shell vertical section structure schematic diagram that 1 or 2 entrance hole is arranged among Fig. 4, Fig. 8.
Figure 10 is a switch module vertical section structure schematic diagram among Fig. 8.
Figure 11 is a moving contact component vertical section structure schematic diagram among Figure 10.
Figure 12 is the side cross-sectional view of Figure 11.
Figure 13 is the whole vertical section structure schematic diagram of the 3rd embodiment of flame-proof switch.
Figure 14 is a concealed explosion-proof shell vertical section structure schematic diagram among Figure 13.
Figure 15 is a switch module vertical section structure schematic diagram among Figure 13.
Figure 16 is a moving contact component vertical section structure schematic diagram among Figure 15.
Figure 17 is the side cross-sectional view of Figure 16.
Figure 18 is the multi-joint flame-proof switch Facad structure of the bright dress type schematic diagram with two entrance holes.
Figure 19 is the multi-joint flame-proof switch Facad structure of the concealed installation type schematic diagram with an entrance hole.
Figure 20 is the permanent magnet interaction magnetic drive principle schematic of seesaw button and moving contact component.
Among the figure: 1 and the 1a permanent magnet, 2 and 2a moving contact, 3 moving contact components, 4U type permeability magnetic material, 5 conductive reeds, 6 and 6a decide contact, 7 switch modules, 8 prominent axles, 8a Ω type groove, 9 and 9a and 9a binding post, 10 seal heads, 10a sealing ring, 11 explosion-proof shells, 12 Explosion-proof caps, 13 panels, 14 seesaw buttons, 15 ∩ type permeability magnetic materials, 16 and 16a permanent magnet, 17 bolts, 18 dash forward axles, 18a Ω type groove, 19 installing holes, 20 springs, 21 protruding, 22 recessed, 23 protruding, 24 recessed.
Embodiment:
Embodiment 1: as shown in Figure 4, these switch case 11 profiles are a rectangular configuration, and manually seesaw button 14 is located among the panel 13, and two ends respectively are provided with a permanent magnet 16/16a in the seesaw button 14, and permanent magnet is embedded in the permeability magnetic material 15 two ends ∩ type grooves; Middle part, seesaw button 14 two sides is provided with prominent axle 18.Be provided with Ω type groove 18a in the panel 13, seesaw button 14 is movably connected by the prominent axle 18 on seesaw button two sides and the Ω type groove 18a of panel 13; Panel 13 links closely by protruding 23 recessed 24 with Explosion-proof cap 12 and links to each other.Explosion-proof shell 11 is housings of flame-proof switch, is provided with Explosion-proof cap 12 above the explosion-proof shell 11, and contact-making surface is an explosion suppresion surface between explosion-proof shell 11 and the Explosion-proof cap 12, is provided with O RunddichtringO and closely continuous by bolt 17 between two explosion suppresion surfaces.Explosion-proof shell 11 is provided with entrance hole, and entrance hole is provided with explosive-proof sealed 10 of water proof and dust proof outward, and the centre is provided with O RunddichtringO 10a, and seal head 10 and explosion-proof shell 11 link to each other by screw thread.Be provided with moving contact component 3 in the switch module 7, decide contact 6 and 6a, binding post 9 and 9a, be provided with Ω type groove 8a in the switch module 7.Decide contact 6 and directly link to each other with 9a with binding post 9 with 6a, switch module 7 links closely below by protruding 21 and recessed 22 at Explosion-proof cap 12 and links to each other.Moving contact component 3 two ends are provided with permanent magnet 1 and 1a, and permanent magnet 6 that this permanent magnet 1 and 1a are corresponding with seesaw button 14 two ends and 6a polarity are the opposite sex; This permanent magnet is embedded in the permeability magnetic material 4 two ends ∩ type grooves; Middle part, moving contact component 3 two sides is provided with prominent axle 8.Moving contact component 3 is movably connected by the Ω type groove 8a of prominent axle 8 with switch module 7; Moving contact component 3 two ends are provided with moving contact 2 and 2a and conductive reed 5, when moving contact component 3 left and right sides tiltings, drive moving contact 2 and 2a and decide contact 6 and contact with 6a and separate the break-make of realization control circuit.The use that can a plurality ofly be connected in parallel of seesaw button of this flame-proof switch and switch module constitutes a multichannel control switch.
Embodiment 2: as shown in Figure 8, the present embodiment difference from Example 1 is that switch module is different with the structure of the moving contact component of inside, as Figure 10, shown in Figure 11.Switch module many ∩ type permeability magnetic material 4a, insulating material 3a, conductive reed 8a and binding post 9b.The magnet 1 of moving contact component and 1a are embedded in ∩ type permeability magnetic material 4 and the 4a, and conductive reed 5 one ends link to each other with magnet 1 with permeability magnetic material 4 by insulating material 3, and the other end links to each other with magnet 1a with permeability magnetic material 4a by insulating material 3a; Conductive reed 5 two ends directly link to each other with 2a with moving contact 2; Be provided with prominent axle 8 in the middle of the conductive reed 5.Conductive reed 8a has a V-type groove, and prominent axle by V-type groove and moving contact component 8 links to each other with moving contact component.Also having difference is that the two ends of explosion-proof shell 11 are provided with entrance hole and seal head 10, so in use, can be connected with cable easily, unload seal head 10 can also with the screwed connection of threading steel pipe.This flame-proof switch can be formed the flame-proof switch of simply connected or multi-joint bright dress type different structure according to actual needs easily.Figure 23 is the multi-joint flame-proof switch Facad structure of the bright dress type schematic diagram with two entrance holes.
Embodiment 3: as shown in figure 13, the present embodiment difference from Example 1 is that explosion-proof shell 11 is different with switch module 7.The hole 19 that installs and fixes on explosion-proof shell 11 both sides is located on the explosion-proof cap 12, and entrance hole has been located at the bottom of explosion-proof shell, has constituted concealed installation explosion-proof shell structure like this.Switch module 7 and moving contact component 3 are as Figure 20, shown in Figure 21, and switch module 7 increases a binding post 9b and a spring 20.Moving contact 2,2a and conductive reed 5 have a style of one's own, and an end is movably connected by spring 20 and moving contact component 3, and the binding post 9b of the other end and increase is movably connected.When moving contact component 3 left and right sides tiltings, drive conductive reeds 5 and moving contact 2 and 2a by spring 20 and also and then swing and decide contact 6 and contact with 6a and separate the break-make of realization control circuit.This flame-proof switch can be formed the flame-proof switch of simply connected or multi-joint concealed installation type structure according to actual needs easily.Figure 24 is the multi-joint flame-proof switch Facad structure of a concealed installation type schematic diagram.Explosion-proof shell
Wherein: one, seesaw button 14, panel 13 select for use non-magnet materials such as plastics or cast aluminium alloy to make; 11, Explosion-proof cap 12 selects for use non-magnet materials such as plastics, cast aluminium alloy or stainless steel to make.Two, permeability magnetic material 4 and 15 selects for use permeability magnetic materials such as iron or silicon steel to make, and in multi-joint flame-proof switch structure, the ∩ type groove at permeability magnetic material 4 and 15 two ends can prevent mutual interference mutually between seesaw button and seesaw button, moving contact component and the moving contact component.Three, interior permeability magnetic material of seesaw button (14) (15) and two ends permanent magnet (16,16a) and the interior permeability magnetic material of moving contact component (3) (5) and two ends permanent magnet (1,1a) form symmetrical structure up and down at Explosion-proof cap, as shown in figure 25, when seesaw button A point is pressed, under the effect in different in nature magnetic field, moving contact component A ' point also rotate along with press close to the attraction of seesaw button A point to, form ABB ' A ' closed magnetic field like this; Otherwise, form BCC ' B ' closed magnetic field; Require ∠ β among the figure〉∠ α.Can strengthen like this that permanent magnet drives attraction mutually between seesaw button and moving contact component.
Claims (7)
1, a kind of small-sized water proof and dust proof explosion preventing wane switch, it comprises above explosion-proof shell (11) and top Explosion-proof cap (12), the Explosion-proof cap (12) and linking to each other with seesaw button (14) with panel (13), Explosion-proof cap (12) is following links to each other with switch module (7); It is characterized in that: moving contact component (3) is movably connected by prominent axle (8) and switch module (7), and switch module (7) links closely with Explosion-proof cap (12) inner surface by protruding (21) recessed (22) and links to each other; Seesaw button (14) is movably connected by prominent axle (18) and panel (13), and panel (13) links closely with Explosion-proof cap (12) upper surface by protruding (23) recessed (24) and links to each other; Explosion-proof cap (12) covers on explosion-proof shell (11) hermetically by bolt (17).
2, small-sized water proof and dust proof explosion preventing wane switch according to claim 1 is characterized in that the interior two ends of described seesaw button (14) permanent magnet (16,16a) is embedded in the ∩ type groove of permeability magnetic material (5) two ends.
3, small-sized water proof and dust proof explosion preventing wane switch according to claim 1, it is characterized in that contact-making surface is exactly the explosion suppresion surface of explosion-proof shell between described explosion-proof shell (11) and the Explosion-proof cap (12), closely link to each other through the O RunddichtringO and by bolt (17) between two explosion suppresion surfaces; Seal head (10) links to each other with explosion-proof shell (11) screw thread through middle O RunddichtringO (10a); Bright dress flame-proof switch explosion-proof shell (11) is provided with and installs and fixes the switch of forming in hole (19) is that Explosion-proof cap (12) is provided with and installs and fixes the switch of forming in hole (19) is the concealed installation flame-proof switch.
4, small-sized water proof and dust proof explosion preventing wane switch according to claim 1, it is characterized in that described switch module (7) by moving contact component (3), decide contact (6,6a), binding post (9,9a), Ω type groove (8a) is integrated; Deciding contact (6,6a) directly links to each other with binding post (9,9a); The two ends permanent magnet of moving contact component (3) (1,1a) is embedded in permanent magnet corresponding with button (14) two ends in the ∩ type groove of permeability magnetic material (5) two ends (16,16a) polarity for different in nature; Moving contact component (3) is movably connected with switch module (7) by prominent axle (8) and Ω type groove (8a); When the tilting of moving contact component (3) left and right sides, drive conductive reed (5) two ends moving contact (1,1a) and decide contact (9,9b) break-make and link to each other.
5, small-sized water proof and dust proof explosion preventing wane switch according to claim 1 is characterized in that described seesaw button (14) and switch module (7) can fit together in a plurality of respectively parallel connections.
6, the anti-seesaw voltage flame proof switch of small-sized water proof and dust proof according to claim 1, it is characterized in that the interior permeability magnetic material of moving contact component (3) (5) and two ends permanent magnet in interior permeability magnetic material of described seesaw button (14) (15) and two ends permanent magnet (16,16a) and the switch module (1,1a) forms symmetrical structure up and down at Explosion-proof cap, under the effect in different in nature magnetic field, form (A B B ' A ') closed magnetic field; Otherwise, form (B CC ' B ') closed magnetic field, require ∠ β〉∠ α.
7, small-sized water proof and dust proof explosion preventing wane switch according to claim 1 is characterized in that described explosion-proof shell (11), Explosion-proof cap (12) select for use non-magnet materials such as plastics, cast aluminium alloy or stainless steel to make; Permeability magnetic material (4) and (15) select for use permeability magnetic materials such as iron or silicon steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201140362U CN201282059Y (en) | 2008-05-05 | 2008-05-05 | Small-sized water-proof dustproof explosion-proof seesaw switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201140362U CN201282059Y (en) | 2008-05-05 | 2008-05-05 | Small-sized water-proof dustproof explosion-proof seesaw switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201282059Y true CN201282059Y (en) | 2009-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201140362U Expired - Fee Related CN201282059Y (en) | 2008-05-05 | 2008-05-05 | Small-sized water-proof dustproof explosion-proof seesaw switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201282059Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342183A (en) * | 2017-07-19 | 2017-11-10 | 浙江创新防爆设备有限公司 | A kind of embedded explosion-proof light switch on wall |
| CN109887794A (en) * | 2019-04-17 | 2019-06-14 | 飞浦防爆电器有限公司 | A kind of moving seesaw-type anti-blast light switch |
| WO2020156010A1 (en) * | 2019-02-01 | 2020-08-06 | 陈策 | Magnetic rocker wall switch |
-
2008
- 2008-05-05 CN CNU2008201140362U patent/CN201282059Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342183A (en) * | 2017-07-19 | 2017-11-10 | 浙江创新防爆设备有限公司 | A kind of embedded explosion-proof light switch on wall |
| CN107342183B (en) * | 2017-07-19 | 2019-12-31 | 浙江创新防爆设备有限公司 | Embedded explosion-proof illumination wall switch |
| WO2020156010A1 (en) * | 2019-02-01 | 2020-08-06 | 陈策 | Magnetic rocker wall switch |
| CN109887794A (en) * | 2019-04-17 | 2019-06-14 | 飞浦防爆电器有限公司 | A kind of moving seesaw-type anti-blast light switch |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20110505 |