CN108597921B - Switch using contact group mechanism - Google Patents
Switch using contact group mechanism Download PDFInfo
- Publication number
- CN108597921B CN108597921B CN201810584882.9A CN201810584882A CN108597921B CN 108597921 B CN108597921 B CN 108597921B CN 201810584882 A CN201810584882 A CN 201810584882A CN 108597921 B CN108597921 B CN 108597921B
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- China
- Prior art keywords
- movable contact
- contact group
- push rod
- spring
- group
- Prior art date
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 60
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 19
- 239000010703 silicon Substances 0.000 claims abstract description 19
- 230000003068 static effect Effects 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000012634 fragment Substances 0.000 claims 4
- 230000035939 shock Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000007363 regulatory process Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/38—Driving mechanisms, i.e. for transmitting driving force to the contacts using spring or other flexible shaft coupling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H2003/323—Driving mechanisms, i.e. for transmitting driving force to the contacts the mechanisms being adjustable
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention relates to a switch using a contact group mechanism, which comprises a contact group mechanism, a button, a cover plate, a resistance adjusting spring piece, a circuit board, a radiating fin, a silicon controlled rectifier and a binding post B; the contact group mechanism comprises a base, a push rod spring seat, a push rod spring and a push rod, wherein a movable contact support, a static contact group, a binding post A, a first movable contact group spring, a second movable contact group and a second movable contact group spring are arranged on the push rod, and a first protruding portion and a second protruding portion are arranged on the push rod. The contact group mechanism is a mechanism with modularized overall design, is assembled with the controllable silicon, the radiating fins and the circuit board, has higher assembly modularization and assembly efficiency, has strong breaking function, has very strong shock resistance, compact structure and wide application range, and ensures that the radiating fins are tightly attached to the controllable silicon and the limited space area of the radiating fins is maximized.
Description
Technical Field
The invention relates to the field of switches, in particular to a switch using a contact group mechanism.
Background
At present, a speed regulating switch contact group and a push rod are independently arranged in the market, parts are scattered, the structure is complex, the assembly efficiency is low in the actual assembly process of the switch, and meanwhile, a contact welding column is at risk of being disconnected. In addition, most of the existing switches have large circuit board assembly volume, small power and poor heat dissipation performance. The patent provides a switch using a contact group mechanism, which can solve the problem.
Disclosure of Invention
In response to the problems in the prior art, the present invention provides a switch that uses a contact set mechanism.
In order to solve the problems, the invention provides a switch using a contact group mechanism, which comprises the contact group mechanism, a button, a cover plate, a resistance adjusting spring piece, a circuit board, a radiating fin, a silicon controlled rectifier and a binding post B;
the contact group mechanism comprises a base, a push rod spring seat, a push rod spring and a push rod, wherein an accommodating cavity is formed in the right side of the base, a push rod is arranged in the accommodating cavity, the bottom of the right side of the base is provided with the push rod spring seat, the push rod spring seat is sleeved with the push rod spring, the top of the push rod spring is contacted with the bottom of the push rod, and the contact group mechanism further comprises a movable contact piece support, a static contact group, a binding post A, a first movable contact group spring, a second movable contact group and a second movable contact group spring;
the static contact group is provided with a static contact, the binding post A is provided with a contact point, the first movable contact group is provided with a first movable contact, the second movable contact group is provided with a second movable contact, the first movable contact is in contact conduction with the contact point, and the second movable contact is in contact conduction with the static contact;
the push rod is provided with a first protruding part and a second protruding part, the first protruding part is in movable contact with the end part of the first movable contact group, the other end of the first movable contact group is provided with a first movable contact, the second protruding part is in movable contact with the end part of the second movable contact group, and the other end of the second movable contact group is provided with a second movable contact;
the push rod compresses the push rod spring to enable the first protruding portion to be separated from the end portion of the first movable contact group firstly, the push rod continues to compress the push rod spring to enable the second protruding portion to be separated from the end portion of the second movable contact group after the first protruding portion is separated from the end portion of the first movable contact group, the first movable contact is firstly contacted and conducted with a contact point under the action of the first movable contact group spring after the first protruding portion is separated from the end portion of the first movable contact group, the second protruding portion is separated from the end portion of the second movable contact group, the second movable contact is contacted and conducted with a fixed contact point under the action of the second movable contact group spring, the switch is formally started, the push rod continues to move downwards, the downward stroke of the push rod is designed to be 0.1-3.5MM, the second movable contact point is contacted and conducted with the fixed contact point when the push rod moves downwards by 3.5MM, the switch works at full speed, and a resistance regulating process of the switch resistance dome and a circuit board work is matched, namely a speed regulating process is achieved between 0.1-3.5 MM;
the movable contact piece support is provided with a first bayonet and a second bayonet, the first movable contact group is provided with a first movable contact group bayonet, the second movable contact group is provided with a second movable contact group bayonet, the first bayonet and the first movable contact group bayonet are nested together, and the second bayonet and the second movable contact group bayonet are nested together;
the resistance-adjusting elastic sheet is arranged on the push rod of the contact group mechanism, the contact group mechanism is in contact with the circuit board through the resistance-adjusting elastic sheet arranged on the push rod, one side of the radiating fin is in contact with the circuit board, the other side of the radiating fin is connected with the silicon controlled rectifier, the button is connected with the push rod of the contact group mechanism, and the cover plate covers the base of the contact group mechanism.
As an improvement, the first protruding part and the second protruding part arranged on the push rod are of cuboid structures, the length of the cuboid edge of the second protruding part is smaller than that of the first protruding part, the end part of the first movable contact group is of an L-shaped structure, and the end part of the second movable contact group is of a Z-shaped structure.
As a further improvement, the first movable contact group bayonet and the second movable contact group bayonet are of an I-shaped structure.
As a further improvement, a chute is formed in the base, and the chute is used for placing and fixing the end parts of the first movable contact group spring and the second movable contact group spring.
As a further improvement, a first movable contact group spring salient point is arranged on the first movable contact group, and the first movable contact group spring is sleeved on the first movable contact group spring salient point.
As a further improvement, a second movable contact group spring salient point is arranged on the second movable contact group, and the second movable contact group spring is sleeved on the second movable contact group spring salient point.
As a further improvement, the contact group mechanism further comprises two connecting elastic pieces, wherein the two connecting elastic pieces are arranged on the push rod of the contact group mechanism and are respectively positioned on two sides of the resistance adjusting elastic piece.
As a further improvement, the silicon controlled rectifier is of a groove structure, and the silicon controlled rectifier is tightly attached to the radiating fin.
As a further improvement, the novel push rod further comprises a sealing ring, wherein the sealing ring is sleeved on the top of the push rod.
As a further improvement, the novel movable contact comprises a wire pressing elastic sheet A, two wire pressing elastic sheets B and screws, wherein the wire pressing elastic sheet A is connected with the static contact group, the two wire pressing elastic sheets B are connected with the movable contact support, and the screws are used for fixedly connecting the cover plate and the base.
From the above description, the present invention has the following advantages:
1. the contact group mechanism is a mechanism with modularized overall design, can be directly assembled with the silicon controlled rectifier, the radiating fin and the circuit board, and has modularized components, simple structure and higher assembly efficiency.
2. The push rod spring designed by the contact group mechanism has strong elasticity, so that the push rod can be reset quickly when reset, and then the first protruding part and the second protruding part on the push rod act on the end part of the first movable contact group and the end part of the second movable contact group, so that the first movable contact is disconnected with the contact point quickly, and the second movable contact is disconnected with the static contact quickly, thus the switch has a strong breaking function and more reliable performance.
3. The first bulge and the second bulge which are specially designed on the push rod of the contact group mechanism can be respectively connected with the first movable contact and the contact point and the second movable contact and the fixed contact when being separated from contact with the end part of the first movable contact and the end part of the second movable contact, so that the push rod is not contacted with the first movable contact and the second movable contact when being connected, and therefore, when the hand shakes or other unexpected shaking conditions occur, the first movable contact spring and the second movable contact spring which are specially designed between the base chute and the first movable contact and the second movable contact are matched, and the shock resistance of the switch is very strong.
4. The switch has compact structure and wide application range.
5. The thyristor is packaged by TO-220, so that the switch with the same volume can be used for higher power.
6. The design of the radiating fin groove is tightly attached to the silicon controlled rectifier, so that the area of the radiating fin in the limited space is maximized.
7. The circuit board uses the ceramic substrate, so that heat dissipation can be assisted while the thermal stability of the circuit is enhanced.
8. The circuit board adopts the modularized design, has small volume, excellent heat dissipation and higher current carrying capacity, and has the same mechanical and electrical functions as the current switch.
Drawings
FIG. 1 is an exploded schematic view of the present invention;
FIG. 2 is a schematic perspective view of one side of the present invention;
FIG. 3 is a schematic perspective view of another side of the present invention;
FIG. 4 is an exploded view of the contact set mechanism of the present invention;
FIG. 5 is a schematic side view of a contact set mechanism according to the present invention;
FIG. 6 is a schematic view of another side of the contact set mechanism of the present invention;
reference numerals: 1. the device comprises a base, 2, a movable contact bracket, 3, a static contact group, 4, a binding post A,5, a first movable contact group, 6, a first movable contact group spring, 7, a second movable contact group, 8, a spring seat, 9, a push rod spring, 10, a push rod, 11, a second movable contact group spring, 12, a containing cavity, 13, a chute, 14, a button, 15, a cover plate, 16, a resistance adjusting spring piece, 17, a connecting spring piece, 1801, a line pressing spring piece A,1802, a line pressing spring piece B,19, a circuit board, 20, a radiating fin, 21, a silicon controlled rectifier, 22, a sealing ring, 23, a screw, 24 and a binding post B;
101. a first boss 102, a second boss 201, a first bayonet 202, a first bayonet; 301. stationary contact, 401, contact point;
501. the first movable contact 502, the end part of the first movable contact group, 503, the first movable contact group bayonet, 504 and the first movable contact group spring salient point;
701. the second movable contact 702, the end part of the second movable contact group 703, the second movable contact group bayonet, 704 and the second movable contact group spring convex point.
Detailed Description
A first embodiment of the present invention will be described in detail with reference to fig. 1 to 6, but without limiting the claims of the present invention.
As shown in fig. 1 to 6, a switch using a contact group mechanism includes a contact group mechanism, a button 14, a cover plate 15, a resistance adjusting spring piece 16, a circuit board 19, a heat sink 20, a thyristor 21 and a terminal B24;
the contact group mechanism comprises a base 1, a push rod spring seat 8, a push rod spring 9 and a push rod 10, wherein a containing cavity 12 is formed in the right side of the base 1, the push rod 10 is placed in the containing cavity 12, the push rod spring seat 8 is arranged at the bottom of the right side of the base 1, the push rod spring seat 8 is sleeved with the push rod spring 9, the top of the push rod spring 9 is in contact with the bottom of the push rod 10, and the contact group mechanism further comprises a movable contact piece support 2, a static contact group 3, a binding post A4, a first movable contact group 5, a first movable contact group spring 6, a second movable contact group 7 and a second movable contact group spring 11;
the static contact group 3 is provided with a static contact 301, a contact point 401 is arranged on the binding post A4, the first movable contact group 5 is provided with a first movable contact 501, the second movable contact group 7 is provided with a second movable contact 701, the first movable contact 501 is in contact conduction with the contact point 401, and the second movable contact 701 is in contact conduction with the static contact 301;
the push rod 10 is provided with a first protruding part 101 and a second protruding part 102, the first protruding part 101 is in movable contact with an end 502 of a first movable contact group, a first movable contact 501 is arranged at the other end of the first movable contact group 5, the second protruding part 102 is in movable contact with an end 702 of a second movable contact group, and a second movable contact 701 is arranged at the other end of the second movable contact group 7;
the push rod 10 compresses the push rod spring 9 to enable the first protruding portion 101 to be separated from contact with the end 502 of the first movable contact group first, the push rod 10 continues to compress the push rod spring 9 to enable the second protruding portion 102 to be separated from contact with the end 702 of the second movable contact group after the first protruding portion 101 is separated from contact with the end 502 of the first movable contact group, the first movable contact 501 is enabled to be contacted and conducted with the contact point 401 under the action of the first movable contact group spring 6 after the first protruding portion 101 is separated from contact with the end 502 of the first movable contact group, the second protruding portion 102 is separated from contact with the end 702 of the second movable contact group to enable the second movable contact 701 to be contacted and conducted with the stationary contact 301 under the action of the second movable contact group spring 11, the switch is started formally, the push rod continues to move downwards, the downward stroke of the push rod is designed to be 0.1-3.5MM, when the push rod moves downwards for 3.5MM, the second movable contact is contacted and conducted with the stationary contact, the switch works at full speed, and between 0.1-3.5MM is a resistance adjusting process of the cooperation of the switch resistance spring 16 and the circuit board 19, namely a speed adjusting process;
a first bayonet 201 and a second bayonet 202 are formed on the movable contact support 2, a first movable contact bayonet 503 is formed on the first movable contact group 5, a second movable contact bayonet 703 is formed on the second movable contact group 7, the first bayonet 201 and the first movable contact bayonet 503 are nested together, and the second bayonet 202 and the second movable contact bayonet 703 are nested together;
the resistance adjusting elastic sheet 16 is arranged on the push rod 10 of the contact group mechanism, the contact group mechanism is contacted with the circuit board 19 through the resistance adjusting elastic sheet 16 arranged on the push rod 10, one side of the radiating fin 20 is contacted with the circuit board 19, the other side of the radiating fin is connected with the silicon controlled rectifier 21, the button 14 is connected with the push rod 10 of the contact group mechanism, and the cover plate 15 covers the base 1 of the contact group mechanism.
More specifically, the first protruding portion 101 and the second protruding portion 102 provided on the push rod 10 are in a cuboid structure, and the length of the cuboid side of the second protruding portion 102 is smaller than that of the first protruding portion 101, the end 502 of the first movable contact group is in an L-shaped structure, and the end 702 of the second movable contact group is in a zigzag structure.
More specifically, the first movable contact group bayonet 503 and the second movable contact group bayonet 703 have an i-shaped structure.
More specifically, the base 1 is provided therein with a chute 13, and the chute 13 is used for placing and fixing the ends of the first movable contact group spring 6 and the second movable contact group spring 11.
More specifically, the first movable contact group 5 is provided with a first movable contact group spring bump 504, and the first movable contact group spring 6 is sleeved on the first movable contact group spring bump 504.
More specifically, the second movable contact group 7 is provided with a second movable contact group spring bump 704, and the second movable contact group spring 11 is sleeved on the second movable contact group spring bump 704.
More specifically, the contact group mechanism further comprises two connecting elastic pieces 17, wherein the two connecting elastic pieces 17 are installed on the push rod 10 of the contact group mechanism and are respectively positioned at two sides of the resistance adjusting elastic piece 16.
More specifically, the silicon controlled rectifier 21 has a groove structure, and the silicon controlled rectifier 21 is tightly attached to the heat sink 20.
More specifically, the device further comprises a sealing ring 22, and the sealing ring 22 is sleeved on the top of the push rod 10.
More specifically, the device further comprises a wire pressing elastic piece a1801, two wire pressing elastic pieces B1802 and a screw 23, wherein the wire pressing elastic piece a1801 is connected with the static contact group 3, the two wire pressing elastic pieces B1802 are connected with the movable contact piece support 2, and the screw 23 is used for fixedly connecting the cover plate 15 and the base 1.
In summary, the invention has the following advantages:
from the above description, the present invention has the following advantages:
1. the contact group mechanism is a mechanism with modularized overall design, can be directly assembled with the silicon controlled rectifier, the radiating fin and the circuit board, and has modularized components, simple structure and higher assembly efficiency.
2. The push rod spring designed by the contact group mechanism has strong elastic force, so that the push rod can be quickly reset when reset, and further the first protruding part 101 and the second protruding part on the push rod act on the end 502 of the first movable contact group and the end of the second movable contact group, so that the first movable contact 501 is quickly disconnected from the contact point 401, and the second movable contact 701 is quickly disconnected from the fixed contact 301, thus the switch has a strong breaking function and more reliable performance.
3. The first bulge part 101 and the second bulge part 102 which are specially designed on the push rod 10 of the contact group mechanism can be respectively connected with the first movable contact 501 and the contact point 401 and the second movable contact 701 and the fixed contact 301 only when the first bulge part 101 and the second bulge part 102 are separated from contact with the end part 502 of the first movable contact group and the end part 702 of the second movable contact group, so that the push rod 10 is not contacted with the first movable contact group 5 and the second movable contact group 7 when the push rod is connected, and therefore, when a hand shakes or other unexpected shaking conditions occur, the first movable contact group spring 6 and the second movable contact group spring 11 which are specially designed between the base chute 13 and the first movable contact group 5 and the second movable contact group 7 are matched, and the shock resistance of the switch is very strong; .
4. The switch has compact structure and wide application range.
5. The thyristor is packaged by TO-220, so that the switch with the same volume can be used for higher power.
6. The design of the radiating fin groove is tightly attached to the silicon controlled rectifier, so that the area of the radiating fin in the limited space is maximized.
7. The circuit board uses the ceramic substrate, so that heat dissipation can be assisted while the thermal stability of the circuit is enhanced.
8. The circuit board adopts the modularized design, has small volume, excellent heat dissipation and higher current carrying capacity, and has the same mechanical and electrical functions as the current switch.
It will be understood that the above detailed description of the present invention is provided for illustrating the present invention and not for limiting the technical scheme described by the embodiments of the present invention, and it will be understood by those skilled in the art that the present invention may be modified or substituted for the same technical effect without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (10)
1. The switch using the contact group mechanism is characterized by comprising the contact group mechanism, a button (14), a cover plate (15), a resistance adjusting spring piece (16), a circuit board (19), a radiating fin (20), a silicon controlled rectifier (21) and a binding post B (24);
the contact group mechanism comprises a base (1), a push rod spring seat (8), a push rod spring (9) and a push rod (10), wherein a containing cavity (12) is formed in the right side of the base (1), the push rod (10) is placed in the containing cavity (12), the push rod spring seat (8) is arranged at the bottom of the right side of the base (1), the push rod spring seat (8) is sleeved with the push rod spring (9), the top of the push rod spring (9) is in contact with the bottom of the push rod (10), and the contact group mechanism further comprises a movable contact piece support (2), a static contact group (3), a binding post A (4), a first movable contact group (5), a first movable contact group spring (6), a second movable contact group (7) and a second movable contact group spring (11);
the static contact group (3) is provided with a static contact (301), the binding post A (4) is provided with a contact point (401), the first movable contact group (5) is provided with a first movable contact (501), the second movable contact group (7) is provided with a second movable contact (701), the first movable contact (501) is in contact conduction with the contact point (401), and the second movable contact (701) is in contact conduction with the static contact (301);
the push rod (10) is provided with a first protruding part (101) and a second protruding part (102), the first protruding part (101) is in movable contact with the end part (502) of the first movable contact group, the other end of the first movable contact group (5) is provided with a first movable contact (501), the second protruding part (102) is in movable contact with the end part (702) of the second movable contact group, and the other end of the second movable contact group (7) is provided with a second movable contact (701);
the push rod (10) compresses a push rod spring (9) to enable the first protruding part (101) to be separated from contact with the end part (502) of the first movable contact group, the push rod (10) continues to compress the push rod spring (9) to enable the second protruding part (102) to be separated from contact with the end part (702) of the second movable contact group, after the first protruding part (101) is separated from contact with the end part (502) of the first movable contact group, the first movable contact (501) is contacted and conducted with the contact point (401) under the action of a first movable contact group spring (6), and the second protruding part (102) is separated from contact with the end part (702) of the second movable contact group to enable the second movable contact (701) to be contacted and conducted with the fixed contact (301) under the action of a second movable contact group spring (11);
a first bayonet (201) and a second bayonet (202) are formed in the movable contact support (2), a first movable contact group bayonet (503) is formed in the first movable contact group (5), a second movable contact group bayonet (703) is formed in the second movable contact group (7), the first bayonet (201) and the first movable contact group bayonet (503) are nested together, and the second bayonet (202) and the second movable contact group bayonet (703) are nested together;
the resistance adjusting spring piece (16) is arranged on the push rod (10) of the contact group mechanism, the contact group mechanism is in contact with the circuit board (19) through the resistance adjusting spring piece (16) arranged on the push rod (10), one side of the radiating fin (20) is in contact with the circuit board (19), the other side of the radiating fin is connected with the silicon controlled rectifier (21), the button (14) is connected with the push rod (10) of the contact group mechanism, and the cover plate (15) covers the base (1) of the contact group mechanism.
2. The switch using the contact set mechanism according to claim 1, wherein: the first protruding portion (101) and the second protruding portion (102) arranged on the push rod (10) are of cuboid structures, the length of the cuboid edge of the second protruding portion (102) is smaller than that of the first protruding portion (101), the end portion (502) of the first movable contact group is of an L-shaped structure, and the end portion (702) of the second movable contact group is of a Z-shaped structure.
3. The switch using the contact set mechanism according to claim 2, wherein: the first movable contact group bayonet (503) and the second movable contact group bayonet (703) are of an I-shaped structure.
4. A switch using a contact set mechanism as claimed in claim 3, wherein: the base (1) is internally provided with a chute (13), and the chute (13) is used for placing and fixing the end parts of the first movable contact group spring (6) and the second movable contact group spring (11).
5. The switch using the contact set mechanism according to claim 4, wherein: the first movable contact group (5) is provided with a first movable contact group spring bump (504), and the first movable contact group spring (6) is sleeved on the first movable contact group spring bump (504).
6. The switch using the contact set mechanism according to claim 5, wherein: the second movable contact group (7) is provided with a second movable contact group spring salient point (704), and the second movable contact group spring (11) is sleeved on the second movable contact group spring salient point (704).
7. The switch using the contact set mechanism as recited in claim 6, wherein: the contact group mechanism further comprises two connecting elastic pieces (17), wherein the two connecting elastic pieces (17) are arranged on the push rod (10) of the contact group mechanism and are respectively positioned on two sides of the resistance adjusting elastic piece (16).
8. The switch using the contact set mechanism as recited in claim 7, wherein: the controllable silicon (21) is of a groove structure, and the controllable silicon (21) is tightly attached to the radiating fin (20).
9. The switch using the contact set mechanism as recited in claim 8, wherein: the novel push rod is characterized by further comprising a sealing ring (22), wherein the sealing ring (22) is sleeved at the top of the push rod (10).
10. The switch using the contact set mechanism as recited in claim 9, wherein: still include line ball shell fragment A (1801), two line ball shell fragments B (1802) and screw (23), line ball shell fragment A (1801) is connected with static contact group (3), two line ball shell fragments B (1802) are connected with movable contact piece support (2), screw (23) are used for fixed connection apron (15) with base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584882.9A CN108597921B (en) | 2018-06-08 | 2018-06-08 | Switch using contact group mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584882.9A CN108597921B (en) | 2018-06-08 | 2018-06-08 | Switch using contact group mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108597921A CN108597921A (en) | 2018-09-28 |
| CN108597921B true CN108597921B (en) | 2023-11-14 |
Family
ID=63623294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810584882.9A Active CN108597921B (en) | 2018-06-08 | 2018-06-08 | Switch using contact group mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108597921B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060893A (en) * | 2019-04-11 | 2019-07-26 | 浙江佳奔电子有限公司 | A kind of dust-proof exchange plate machine speed regulation switch of extra small figure |
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