CN210925851U - Micro-gap switch with arc extinguishing effect - Google Patents
Micro-gap switch with arc extinguishing effect Download PDFInfo
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- CN210925851U CN210925851U CN201922373949.7U CN201922373949U CN210925851U CN 210925851 U CN210925851 U CN 210925851U CN 201922373949 U CN201922373949 U CN 201922373949U CN 210925851 U CN210925851 U CN 210925851U
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- elastic piece
- arc extinguishing
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Abstract
The utility model discloses a micro-gap switch with arc extinguishing effect, it is the problem that current micro-gap switch does not have the arc extinguishing effect to solve. This product includes the base, the button, first support, second support and third support, first support, third support and second support all insert the side of base and first support is connected with the one end contact of second elastic component, the other end of second elastic component and the one end cross connection of first elastic component, the other end and the second leg contact of first elastic component are connected, the button is pressed and is established in the upper end of first elastic component and second elastic component junction and the button extends outside the base, the middle section of second elastic component is equipped with the shell fragment and this shell fragment card is established in the draw-in groove of first support department of buckling, be provided with the magnetic part between third support and the second support. This product is through setting up the magnetic part between third support and second support, and the magnetic part can adsorb the electric arc particle, has the arc extinguishing effect, the life of extension fixture.
Description
Technical Field
The utility model relates to a micro-gap switch field specifically is a micro-gap switch with arc extinguishing effect.
Background
The switch is a common device in work and life of people, can be controlled to be turned on and turned off, and is of various types, and the micro switch is one of the common devices.
The microswitch is a switch with a minute contact interval and a quick-acting mechanism, which uses a specified stroke and a specified force to perform the switching action, is covered by a shell, and is externally provided with a driving rod, and can be opened and closed by using very small force.
The existing microswitch can meet the use requirements of people, but does not have an arc extinguishing function, and can be directly burnt when meeting a larger direct current.
Disclosure of Invention
An object of the embodiment of the utility model is to provide a micro-gap switch with arc extinguishing effect to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
a microswitch with an arc extinguishing function comprises a base, a button, a first support, a second support and a third support, wherein the first support, the third support and the second support are all inserted into the side face of the base, the first support is in contact connection with one end of a second elastic piece, the other end of the second elastic piece is in cross connection with one end of a first elastic piece, the other end of the first elastic piece is in contact connection with the second support, the button is arranged at the upper end of the joint of the first elastic piece and the second elastic piece in a pressing mode and extends out of the base, an elastic sheet is arranged in the middle section of the second elastic piece and is clamped in a clamping groove in the bending position of the first support, a magnetic piece is arranged between the third support and the second support, the button is pressed down, the first elastic piece and the second elastic piece are pressed down, the end, in contact with the first support, of the second elastic piece is bent down, and the opening and closing functions are realized, electric arcs can be generated at the moment of opening and closing, and arc particles are adsorbed by the magnetic part, so that burning-out can be avoided, and the service life of the device is prolonged.
As a further scheme of the embodiment of the utility model: the magnetic part adopts magnet, and first elastic component and second elastic component all adopt the spring leaf, and the market is easily bought, excellent in use effect.
As a further scheme of the embodiment of the utility model: the upper end of the first elastic piece is provided with a movable contact, the lower end of the first elastic piece is provided with an upper fixed contact, the upper end of the third support is provided with a lower fixed contact, and the upper fixed contact and the lower fixed contact are matched for use.
As a further scheme of the embodiment of the utility model: be provided with the draw-in groove in the base and in magnetic member embedding draw-in groove, firm in connection nature is good, simple structure.
As a further scheme of the embodiment of the utility model: the magnetic part is positioned at one side of the movable contact, and arc particles generated when the upper fixed contact and the lower fixed contact are contacted can be adsorbed by the magnetic part.
Compared with the prior art, the utility model discloses the beneficial effect of embodiment is:
this product reasonable in design through set up the magnetic part between third support and second support, and the magnetic part can adsorb the electric arc particle, has the arc extinguishing effect, extension fixture's life.
Drawings
Fig. 1 is a schematic structural diagram of a microswitch with an arc extinguishing function.
Wherein: 1-base, 2-button, 3-first support, 4-moving contact, 5-upper fixed contact, 6-lower fixed contact, 7-magnetic component, 8-second support, 9-third support, 10-first elastic component and 11-second elastic component.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1
A microswitch with an arc extinguishing function comprises a base 1, a button 2, a first support 3, a second support 8 and a third support 9, wherein the first support 3, the third support 9 and the second support 8 are all inserted into the side face of the base 1, one end of the first support 3 is in contact connection with one end of a second elastic piece 11, the other end of the second elastic piece 11 is in cross connection with one end of a first elastic piece 10, the other end of the first elastic piece 10 is in contact connection with the second support 8, the button 2 is arranged at the upper end of the joint of the first elastic piece 10 and the second elastic piece 11 in a pressing mode, the button 2 extends out of the base 1, the middle section of the second elastic piece 11 is provided with an elastic piece which is clamped in a clamping groove at the bending position of the first support 3, a magnetic piece 7 is arranged between the third support 9 and the second support 8, the button 2 is pressed down, the first elastic piece 10 and the second elastic piece 11 are pressed down, the end of the second elastic piece 11, which is in contact with the first support 3, is bent downwards, the function of opening and closing is realized, electric arcs can be generated at the moment of opening and closing, electric arc particles are adsorbed by the magnetic part 7, burning can be avoided, and the service life of the device is prolonged.
In order to facilitate installation and replacement, the magnetic part 7 adopts a magnet, the first elastic part 10 and the second elastic part 11 both adopt spring pieces, the market is easy to purchase, and the using effect is good.
Furthermore, a clamping groove is formed in the base 1, and the magnetic part 7 is embedded into the clamping groove, so that the connection firmness is good, and the structure is simple.
Example 2
A microswitch with an arc extinguishing function comprises a base 1, a button 2, a first support 3, a second support 8 and a third support 9, wherein the first support 3, the third support 9 and the second support 8 are all inserted into the side face of the base 1, one end of the first support 3 is in contact connection with one end of a second elastic piece 11, the other end of the second elastic piece 11 is in cross connection with one end of a first elastic piece 10, the other end of the first elastic piece 10 is in contact connection with the second support 8, the button 2 is arranged at the upper end of the joint of the first elastic piece 10 and the second elastic piece 11 in a pressing mode, the button 2 extends out of the base 1, the middle section of the second elastic piece 11 is provided with an elastic piece which is clamped in a clamping groove at the bending position of the first support 3, a magnetic piece 7 is arranged between the third support 9 and the second support 8, the button 2 is pressed down, the first elastic piece 10 and the second elastic piece 11 are pressed down, the end of the second elastic piece 11, which is in contact with the first support 3, is bent downwards, the function of opening and closing is realized, electric arcs can be generated at the moment of opening and closing, electric arc particles are adsorbed by the magnetic part 7, burning can be avoided, and the service life of the device is prolonged.
In order to further ensure the convenience of use, the upper end of the first elastic member 10 is provided with the movable contact 4, the lower end of the first elastic member 10 is provided with the upper stationary contact 5, the upper end of the third bracket 9 is provided with the lower stationary contact 6, and the upper stationary contact 5 and the lower stationary contact 6 are matched for use.
Further, the magnetic member 7 is located at one side of the moving contact 4, and arc particles generated when the upper and lower stationary contacts 5 and 6 are in contact are attracted by the magnetic member 7.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A microswitch with an arc extinguishing function comprises a base (1), a button (2), a first support (3), a second support (8) and a third support (9), wherein the first support (3), the third support (9) and the second support (8) are all inserted into the side face of the base (1), the first support (3) is in contact connection with one end of a second elastic piece (11), the other end of the second elastic piece (11) is in cross connection with one end of a first elastic piece (10), the other end of the first elastic piece (10) is in contact connection with the second support (8), the button (2) is arranged at the upper end of the joint of the first elastic piece (10) and the second elastic piece (11) in a pressing mode, the button (2) extends out of the base (1), an elastic piece is arranged in the middle section of the second elastic piece (11) and is clamped in a clamping groove in the bending position of the first support (3), the magnetic support is characterized in that a magnetic part (7) is arranged between the third support (9) and the second support (8).
2. The microswitch with an arc extinguishing function according to claim 1, wherein the magnetic member (7) is a magnet, and the first elastic member (10) and the second elastic member (11) are each a leaf spring.
3. Microswitch with arc extinguishing action according to claim 1, characterized in that the upper end of the first elastic element (10) is provided with a moving contact (4), the lower end of the first elastic element (10) is provided with an upper stationary contact (5) and the upper end of the third bracket (9) is provided with a lower stationary contact (6).
4. Microswitch with arc quenching according to claim 1, characterized in that a slot is provided in the base (1) and the magnetic element (7) is embedded in the slot.
5. Microswitch with arc quenching according to claim 3, characterized in that the magnetic piece (7) is located on one side of the moving contact (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373949.7U CN210925851U (en) | 2019-12-23 | 2019-12-23 | Micro-gap switch with arc extinguishing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373949.7U CN210925851U (en) | 2019-12-23 | 2019-12-23 | Micro-gap switch with arc extinguishing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925851U true CN210925851U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922373949.7U Active CN210925851U (en) | 2019-12-23 | 2019-12-23 | Micro-gap switch with arc extinguishing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925851U (en) |
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2019
- 2019-12-23 CN CN201922373949.7U patent/CN210925851U/en active Active
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