CN112670125A - Electromagnetic switch device with adjustable force - Google Patents
Electromagnetic switch device with adjustable force Download PDFInfo
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- CN112670125A CN112670125A CN202011612379.3A CN202011612379A CN112670125A CN 112670125 A CN112670125 A CN 112670125A CN 202011612379 A CN202011612379 A CN 202011612379A CN 112670125 A CN112670125 A CN 112670125A
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- magnetic conduction
- cover
- adjustable force
- switching device
- electromagnetic switching
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Abstract
The invention aims to provide an electromagnetic switch device with adjustable force, which has the advantages of simple structure, convenient use and lower cost and can adjust the pressing degree according to requirements. The magnetic conduction switch comprises an installation support, wherein a magnetic conduction cover is sleeved at the upper end of the installation support, a switch elastic sheet is arranged on one side of the magnetic conduction cover, a coil is sleeved in the middle of the installation support, a magnetic conduction shaft matched with the coil and the magnetic conduction cover is arranged in the installation support in a floating mode, and the upper end of the magnetic conduction shaft penetrates through the installation support and the magnetic conduction cover to be matched with the switch elastic sheet. The invention can be applied to the technical field of switch devices.
Description
Technical Field
The present invention relates to the field of switching devices, and more particularly, to an electromagnetic switching device with adjustable force.
Background
At present, common switches on the market are all in contact with spring plate type silver-plated contacts, most of the force of the switches is set after leaving a factory, and users cannot adjust the force, so that some users feel that the required force is small when using the switches, and some users feel that the required force is too large, and the use experience is influenced. Therefore, in order to improve this problem and meet the needs of different users, it is necessary to develop a switch with adjustable force.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides the electromagnetic switch device with adjustable force, which has the advantages of simple structure, convenience in use and lower cost and can adjust the pressing degree according to requirements.
The technical scheme adopted by the invention is as follows: the magnetic conduction switch comprises an installation support, wherein a magnetic conduction cover is sleeved at the upper end of the installation support, a switch elastic sheet is arranged on one side of the magnetic conduction cover, a coil is sleeved in the middle of the installation support, a magnetic conduction shaft matched with the coil and the magnetic conduction cover is arranged in the installation support in a floating mode, and the upper end of the magnetic conduction shaft penetrates through the installation support and the magnetic conduction cover to be matched with the switch elastic sheet.
Further, the lower extreme of installing support is provided with the spring fixing base, the magnetic conduction axle cup joints on the spring fixing base, the spring fixing base with be provided with expanding spring between the magnetic conduction axle.
Furthermore, the switch elastic sheet comprises a contact section, a bending section and a fixing section, two ends of the bending section are respectively connected with the contact section and the fixing section, one end, far away from the bending section, of the fixing section is provided with a vertical section, two sides of the vertical section are provided with embedded clamping strips, the vertical section is arranged on an embedded groove in the mounting support through the two embedded clamping strips, and the fixing section and the vertical section are provided with kneading grooves.
Furthermore, both sides of the mounting bracket are provided with electrified terminals, and the two electrified terminals are respectively connected with both ends of the coil.
Furthermore, a spring post is arranged in the spring fixing seat, the telescopic spring is sleeved on the spring post, and a yielding hole matched with the spring post is formed in the magnetic conduction shaft.
Furthermore, the lower end of the magnetic conduction shaft is provided with a clamping ring matched with the mounting bracket, the upper end of the magnetic conduction shaft is provided with an ejector rod, and the ejector rod penetrates through the magnetic conduction cover and is matched with the switch elastic sheet.
Further, the mounting bracket comprises an upper bracket and a lower bracket, sleeves are arranged in the middle of the upper bracket and the lower bracket, the upper bracket and the lower bracket are buckled with each other through the two sleeves and are fixedly sleeved by the magnetic conductive cover, the coil is sleeved on the two sleeves, and the magnetic conductive shaft is sleeved in the two sleeves.
Furthermore, the cross section of the magnetic conduction cover is in an inverted U shape, and the lower ends of two side surfaces of the magnetic conduction cover are respectively provided with two limiting clamping pieces matched with the spring fixing seat.
The invention has the beneficial effects that: according to the invention, the upper end of the mounting bracket is provided with the magnetic conduction cover, the coil is sleeved in the middle of the mounting bracket, the magnetic conduction shaft is arranged in the mounting bracket in a floating manner and matched with the coil and the magnetic conduction cover, the upper end of the magnetic conduction shaft penetrates through the magnetic conduction cover and is matched with the switch elastic sheet, and the floating magnetic conduction shaft plays a supporting role on the switch elastic sheet; when the magnetic conduction switch is used, the switch elastic sheet needs to be pressed, so that the magnetic conduction shaft moves downwards, the contact point of the switch elastic sheet is in contact with the conduction point to achieve opening or closing, when the coil is connected with current, the coil generates a magnetic field, the magnetic field is conducted to the magnetic conduction shaft, the magnetic conduction shaft and the magnetic conduction cover attract each other to generate a suction force, the switch elastic sheet needs to be pressed with a larger force, when the current is larger, the required pressing force is larger, and the force is adjustable by controlling the current. The invention has the advantages of simple integral structure, common manufacturing materials and low manufacturing cost, can control the pressing force degree only by adjusting the magnitude of the switch-on current when in use, is convenient to use, can adjust the pressing force degree according to the requirement and has adjustability.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is another perspective of the exploded view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a bottom view of the present invention;
fig. 5 is a schematic perspective view of the switch dome.
Detailed Description
As shown in fig. 1 to 5, in this embodiment, the present invention includes an installation support 1, a magnetic conductive cover 2 is sleeved on an upper end of the installation support 1, a switch elastic sheet 3 is disposed on one side of the magnetic conductive cover 2, a coil 4 is sleeved in a middle portion of the installation support 1, a magnetic conductive shaft 5 matched with the coil 4 and the magnetic conductive cover 2 is floatingly disposed in the installation support 1, and an upper end of the magnetic conductive shaft 5 passes through the installation support 1 and the magnetic conductive cover 2 to be matched with the switch elastic sheet 3. The mounting bracket 1 is a mounting part, the magnetic conductive cover 2 is sleeved on the outer side of the mounting bracket 1, one end of the switch elastic sheet 3 is fixed on the mounting bracket 1, the other end of the switch elastic sheet is a conducting end and is matched with a conducting point, the coil 4 is sleeved in the middle of the mounting bracket 1, the magnetic conductive shaft 5 is arranged in the mounting bracket 1 in a floating manner and is positioned in the coil 4, the upper end of the magnetic conductive shaft 5 penetrates through the mounting bracket 1 and the magnetic conductive cover 2 to be in contact with the switch elastic sheet 3, and a constant supporting force is provided for the switch elastic sheet 3, so that the switch elastic sheet 3 needs to overcome the floating force of the magnetic conductive shaft 5 if the switch elastic sheet is to be conducted; when the switch elastic sheet 3 is pressed to enable the magnetic conduction shaft 5 to move downwards, the contact point of the switch elastic sheet 3 is in contact with the conduction point to achieve opening or closing, when the coil 4 is connected with current, the coil 4 generates a magnetic field, the magnetic field is conducted to the magnetic conduction shaft 5, the magnetic conduction shaft 5 and the magnetic conduction cover 2 are attracted to generate a suction force, the switch elastic sheet 3 needs a larger force to be pressed at the moment, when the current is larger, the required pressing force is larger, and therefore the force is adjustable. The invention has the advantages of simple integral structure, common manufacturing materials and low manufacturing cost, can control the pressing force degree only by adjusting the magnitude of the switch-on current when in use, is convenient to use, can adjust the pressing force degree according to the requirement and has adjustability. In the invention, the magnetic conduction shaft 5 and the magnetic conduction cover 2 can be made of iron materials and can conduct magnetism, and the switch elastic sheet 3 is made of stainless steel materials.
In this embodiment, a spring fixing seat 6 is disposed at a lower end of the mounting bracket 1, the magnetic conductive shaft 5 is sleeved on the spring fixing seat 6, and an expansion spring 7 is disposed between the spring fixing seat 6 and the magnetic conductive shaft 5. The spring fixing seat 6 is fixedly arranged at the lower end of the mounting bracket 1 and is used for limiting the magnetic conduction shaft 5, the magnetic conduction shaft 5 can slide up and down in the spring fixing seat 6, and the telescopic spring 7 is used for supporting the magnetic conduction shaft 5, so that the magnetic conduction shaft 5 has a floating effect.
In this embodiment, the switch elastic sheet 3 includes a contact section 31, a bent section 32 and a fixed section 33, two ends of the bent section 32 are respectively connected to the contact section 31 and the fixed section 33, one end of the fixed section 33 far away from the bent section 32 is provided with a vertical section 34, two sides of the vertical section 34 are provided with an embedded clamping strip 35, the vertical section 34 is arranged on an embedded groove 8 on the mounting bracket 1 through two embedded clamping strips 35, and the fixed section 33 and the vertical section 34 are provided with a kneading groove 36. The switch elastic sheet 3 is composed of a contact section 31, a bending section 32 and a fixing section 33, the contact section 31 is used for realizing conduction with conduction point contact, the bending section 32 enables a horizontal fall to be formed between the contact section 31 and the fixing section 33, so that the contact point contact conduction point is more convenient, the lower end of the fixing section 33 is provided with the vertical section 34, two sides of the vertical section 34 are matched with the embedding groove 8 through the embedding clamping strips 35 to realize fixation, the distance between the two embedding clamping strips 35 can be adjusted through the pinching grooves 36, the two embedding clamping strips 35 can be smoothly embedded into the embedding groove 8 during installation, and the vertical section 34 is automatically reset and clamped after embedding, so that the vertical section 34 is fixed on the embedding groove 8.
In this embodiment, the two sides of the mounting bracket 1 are both provided with the energizing terminals 37, and the two energizing terminals 37 are respectively connected to the two ends of the coil 4. The coil 4 can be conveniently connected with an external power supply through the two electrifying terminals 37, so that the coil 4 generates a magnetic field and the pressing strength of the switch elastic sheet 3 is adjusted.
In this embodiment, a spring post 9 is disposed in the spring fixing seat 6, the extension spring 7 is sleeved on the spring post 9, and a yielding hole matched with the spring post 9 is disposed in the magnetic conduction shaft 5. Through spring post 9 can make expanding spring 7 still has good location effect when being pressed repeatedly, let the position mouth be used for stepping down, make can not receive when magnetic shaft 5 slides spring post 9's interference.
In this embodiment, the lower end of the magnetic conduction shaft 5 is provided with a clamping ring 10 matched with the mounting bracket 1, the upper end of the magnetic conduction shaft 5 is provided with an ejector rod 11, and the ejector rod 11 penetrates through the magnetic conduction cover 2 and is matched with the switch elastic sheet 3. The clamping ring 10 is used for limiting the upward moving distance of the magnetic conduction shaft 5 to enable the magnetic conduction shaft 5 to move within a reasonable distance, and the magnetic conduction shaft 5 is matched with the switch elastic sheet 3 through the ejector rod 11 at the upper end to jack up the switch elastic sheet 3.
In this embodiment, the mounting bracket 1 includes an upper bracket 12 and a lower bracket 13, wherein sleeves are disposed at the middle portions of the upper bracket 12 and the lower bracket 13, the upper bracket 12 and the lower bracket 13 are fastened together through the two sleeves and are fixedly sleeved by the magnetic conductive cover 2, the coil 4 is sleeved on the two sleeves, and the magnetic conductive shaft 5 is sleeved in the two sleeves. The mounting bracket 1 is composed of an upper bracket 12 and a lower bracket 13, and is fixed by butt joint and clamping of the two sleeves and then is fixedly sleeved by the magnetic conduction cover 2, so that the coil 4 can be conveniently sleeved in the middle of the mounting bracket 1 during mounting.
In this embodiment, the cross section of the magnetic conduction cover 2 is in an inverted U shape, and two side lower ends of the magnetic conduction cover 2 are provided with two limit clamping pieces matched with the spring fixing seat 6. The magnetic conduction cover 2 is reversely buckled and sleeved on the mounting bracket 1, and two side surfaces of the magnetic conduction cover are buckled on the spring fixing seat 6 through the limiting clamping pieces, so that the fixing is realized.
While the embodiments of the present invention have been described in terms of practical embodiments, they are not to be construed as limiting the meaning of the present invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.
Claims (8)
1. An electromagnetic switching device with adjustable force, characterized by: it includes installing support (1), the last pot head of installing support (1) is equipped with magnetic conduction cover (2), one side of magnetic conduction cover (2) is provided with switch shell fragment (3), the middle part cover of installing support (1) is equipped with coil (4), the internal buoyancy of installing support (1) be provided with coil (4) reach magnetic conduction cover (2) matched with magnetic conduction axle (5), pass the upper end of magnetic conduction axle (5) installing support (1) reaches magnetic conduction cover (2) with switch shell fragment (3) cooperate.
2. An electromagnetic switching device with adjustable force according to claim 1 wherein: the lower extreme of installing support (1) is provided with spring fixing base (6), magnetic conduction axle (5) cup joint on spring fixing base (6), spring fixing base (6) with be provided with expanding spring (7) between magnetic conduction axle (5).
3. An electromagnetic switching device with adjustable force according to claim 1 wherein: switch shell fragment (3) are including contact segment (31), bend section (32) and fixed segment (33), the both ends of bending section (32) are connected respectively contact segment (31) with fixed segment (33), the one end that fixed segment (33) kept away from bend section (32) is provided with vertical section (34), the both sides of vertical section (34) are provided with gomphosis card strip (35), vertical section (34) are through two gomphosis card strip (35) set up and are being located on gomphosis groove (8) on installing support (1), fixed segment (33) with be equipped with on vertical section (34) and knead groove (36).
4. An electromagnetic switching device with adjustable force according to claim 1 wherein: and two sides of the mounting bracket (1) are provided with electrifying terminals (37), and the two electrifying terminals (37) are respectively connected with two ends of the coil (4).
5. An electromagnetic switching device with adjustable force according to claim 2 wherein: the spring fixing seat (6) is internally provided with a spring post (9), the telescopic spring (7) is sleeved on the spring post (9), and a yielding hole matched with the spring post (9) is formed in the magnetic conduction shaft (5).
6. An electromagnetic switching device with adjustable force according to claim 2 wherein: the lower extreme of magnetic conduction axle (5) be equipped with installing support (1) complex screens ring (10), the upper end of magnetic conduction axle (5) is provided with ejector rod (11), ejector rod (11) pass magnetic conduction cover (2) and with switch shell fragment (3) cooperate.
7. An electromagnetic switching device with adjustable force according to claim 1 wherein: the mounting bracket (1) comprises an upper bracket (12) and a lower bracket (13), sleeves are arranged in the middle of the upper bracket (12) and the lower bracket (13), the upper bracket (12) and the lower bracket (13) are buckled with each other through the two sleeves and are fixedly sleeved by the magnetic conduction cover (2), the two sleeves are sleeved with the coil (4), and the two sleeves are sleeved with the magnetic conduction shaft (5).
8. An electromagnetic switching device with adjustable force according to claim 2 wherein: the cross section of the magnetic conduction cover (2) is in an inverted U shape, and the lower ends of two side faces of the magnetic conduction cover (2) are provided with two limiting clamping pieces (14) matched with the spring fixing seat (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612379.3A CN112670125A (en) | 2020-12-31 | 2020-12-31 | Electromagnetic switch device with adjustable force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612379.3A CN112670125A (en) | 2020-12-31 | 2020-12-31 | Electromagnetic switch device with adjustable force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112670125A true CN112670125A (en) | 2021-04-16 |
Family
ID=75411177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011612379.3A Pending CN112670125A (en) | 2020-12-31 | 2020-12-31 | Electromagnetic switch device with adjustable force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112670125A (en) |
-
2020
- 2020-12-31 CN CN202011612379.3A patent/CN112670125A/en active Pending
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