CN217983153U - General push switch - Google Patents
General push switch Download PDFInfo
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- CN217983153U CN217983153U CN202222264636.XU CN202222264636U CN217983153U CN 217983153 U CN217983153 U CN 217983153U CN 202222264636 U CN202222264636 U CN 202222264636U CN 217983153 U CN217983153 U CN 217983153U
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Abstract
The utility model discloses a press switch usually relates to and dabs switch technical field, including the press switch body, press switch body upside is provided with the button subassembly, the button subassembly passes the press switch body from top to bottom in proper order to be used for to pressing circuit substrate. The utility model discloses the base that forms by first protective housing and second shell combination replaces original single whole base to through the card and connect, encapsulate through moulding plastics at last, realize the outfit of base, replace current mode that carries out fixed connection through metal support and fastening screw, make its structure simpler, the equipment of being convenient for improves the installation effectiveness.
Description
Technical Field
The utility model relates to a dab switch technical field, concretely relates to press switch usually.
Background
Switches are widely used in various electronic devices, which brings convenience and safety to people. A conventional switch includes an insulating body having an accommodating space, a plurality of fixed circuit boards accommodated in the insulating body, a movable circuit board and a driving device sequentially arranged in the accommodating space, and a cover assembled to the insulating body. The fixed circuit substrate comprises a contact part which is in contact with or disconnected from the movable circuit substrate and a welding part which extends out of the insulating body and is connected with the circuit board.
The sealing ring is directly established to current press switch at the in-process that uses, generally at push rod upside cover of button switch, utilizes the sealing ring to seal waterproof, but after using an end time, because the part of sealing ring can produce the damage to form the crackle after certain cycle number, make fatigue resistance low, lead to waterproof nature to reduce with the leakproofness.
The Chinese patent publication numbers are: CN215731409U discloses a split waterproof press switch, which includes a tight-fitting waterproof structure, a pushing module connected with the tight-fitting waterproof structure, and a contact module disposed opposite to the pushing module; the tight-fit waterproof structure comprises a shell, a supporting seat and a pressing cap arranged between the shell and the supporting seat, wherein the outer diameter of the pressing cap is tightly matched with the inner diameter of the shell; the pushing module comprises a pushing seat, a self-locking structure arranged on the pushing seat and a guide rod which is arranged on the contact module and matched with the self-locking structure; the contact module comprises a base, a first contact, a conducting contact and a first conducting pin connected with the first contact. Above-mentioned technical scheme has solved the simple structure of traditional switch, and water-proof effects is poor, thereby moisture gets into the switch easily and leads to switch inner structure's damage scheduling problem.
Disclosure of Invention
To the technical problem, the utility model aims at providing a press switch usually, the utility model discloses the base that forms by first protective housing and second shell combination replaces original single whole base to through card and connection, encapsulate through moulding plastics at last, realize the outfit of base, replace the current mode of carrying out fixed connection through metal support and fastening screw, make its structure simpler, the equipment of being convenient for improves the installation effectiveness.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a general press switch, includes the press switch body, press switch body upside is provided with the button subassembly, the button subassembly passes the press switch body from top to bottom in proper order to be used for to pressing circuit substrate, the button subassembly is provided with button and sealed lid, the button runs through the up end of button subassembly to the ring end is located the press switch body top outside, the upper end bottom welding of button is provided with the fastener, the bottom of button is provided with the push rod, push rod outer wall upside cover is equipped with the sealing ring, the draw-in groove has been seted up on the sealed lid top, the draw-in groove blocks with the fastener and is connected, realizes being connected between the upper end of button and the sealed lid, and the lower extreme threaded connection of sealed lid has the snap ring, and the lower tip suit of snap ring is in the connecting piece upside, and connecting piece threaded connection is in the button seat inner wall to the button seat is connected with the base through the go-between, the inside circuit substrate that is provided with of base.
By adopting the technical scheme, the sealing performance between the button assembly and the base is enhanced by additionally arranging the sealing cover, and the sealing performance is improved.
The utility model discloses further set up to:
the sealing structure is characterized in that a concave groove is formed in the top end face, in close contact with the sealing ring, of the sealing cover, an annular clamping piece is fixedly arranged at the bottom end of the sealing ring, the annular clamping piece and the concave groove are arranged in a one-to-one correspondence mode, the annular clamping piece is matched with the concave groove to be used, the sealing performance between the sealing ring and the sealing cover is enhanced, the sealing performance between the button assembly and the press switch body is further enhanced, the clamping piece is uniformly distributed at the bottom end of the upper end of the button assembly in an annular array mode, the clamping piece and the clamping groove are in one-to-one correspondence with each other in the upper position and the lower position, and the clamping and the connection are carried out.
By adopting the technical scheme, the sealing ring is tightly connected with the top of the sealing cover after being installed, so that the button assembly and the outer part of the push switch body form sealing, and the sealing performance of the button assembly is enhanced.
The utility model discloses further set up to:
the inner wall and the outer wall of the button seat are respectively provided with an internal thread and an external thread, the outer wall of the connecting piece is provided with an external thread, and the external thread of the connecting piece is matched with the internal thread of the button seat for use to realize threaded connection
By adopting the technical scheme, the button seat is connected with the connecting piece.
The utility model discloses further set up to:
the reed is arranged at the bottom end of the push rod, common elastic reeds on the market are adopted by the reeds, and a user can conveniently rebound after pressing.
The utility model discloses further set up to:
the inner wall of the connecting ring is provided with internal threads, the internal threads at the upper end of the connecting ring are matched with the external threads of the button seat for use and are in threaded connection, the mounting piece is welded to the top end of the base, the internal threads at the lower end of the connecting ring are arranged in a hollow mode inside the mounting piece and are matched with the external threads of the mounting piece for use and are in threaded connection.
By adopting the technical scheme, the button assembly is connected with the base.
The utility model discloses further set up to:
the push rod outside is provided with joint spare, joint spare fixed mounting is on the base inner wall, and the push rod slides inside joint spare, joint spare both ends all weld and are provided with first pin, two sets of first pin sets up relatively, first pin outer wall welding is provided with the arch, the arch adopts elastic material to make to the triangle body setting that wholly becomes the slope.
The utility model discloses further set up to:
the base is formed by first protective housing and the combination of second protective housing, first protective housing and second protective housing bottom left and right sides all are provided with the second pin, the mounting groove has been seted up to first protective housing top middle part, the mounting groove is for running through the groove, the mounting groove upside is seted up flutedly, the recess uses with protruding cooperation, carries out the card and is connected.
By adopting the technical scheme, when the installation, only the clamping piece needs to be installed in the installation groove, and meanwhile, the protruding automatic clamping at the two ends of the clamping piece is installed in the grooves at the two ends of the first protection shell, so that the connection between the clamping piece and the first protection shell is realized.
The utility model discloses further set up to:
the inside both ends of first protective housing are provided with the mounting hole, and are two sets of first protective housing bottom mounting between the mounting hole is provided with circuit substrate, and the circuit substrate upside is provided with fixed contact, second protective housing inner wall top is provided with the card post, the card post is used in the mounting hole cooperation, blocks and connects.
Adopt above-mentioned technical scheme, inside inserting the inside mounting hole of first protective housing through the card post with the second protective housing, block and connect, then encapsulate through moulding plastics, realize the assembly of base.
To sum up, the utility model discloses a beneficial technological effect does:
1. the utility model discloses an add sealed lid, strengthen the leakproofness between button assembly and the base from this, improve sealing performance, be provided with the fastener through the upper end bottom welding at the button simultaneously, simultaneously through having seted up the draw-in groove on sealed lid top, utilize fastener and draw-in groove to carry out the card and be connected, button assembly when the equipment, utilize the fastener in the joint of draw-in groove for the sealing ring closely links to each other with sealed lid top after the installation, make button assembly and the outside formation of push switch body sealed, strengthen its leakproofness.
2. The base that forms by first protective housing and second shell combination replaces original single whole base to inside inserting the mounting hole of first protective housing through the card post with the second protective housing, carry out the card and connect, then encapsulate through moulding plastics, realize the outfit of base, replace current carry out fixed connection's mode through metal support and fastening screw, make its structure simpler, the equipment of being convenient for improves the installation effectiveness.
Drawings
FIG. 1 is a three-dimensional schematic diagram of an embodiment of the present invention;
fig. 2 is an exploded view of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the button assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a sealing cover according to an embodiment of the present invention;
fig. 5 is a partial schematic structural view of an embodiment of the present invention;
fig. 6 is a schematic view of the structure of the base according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a base portion according to an embodiment of the present invention.
Reference numerals:
1. a button assembly; 2. a button; 021. clamping the piece; 022. a seal ring; 023. a push rod; 4. a second pin; 5. a push switch body; 6. a sealing cover; 061. a card slot; 062. a recessed groove; 7. a snap ring; 8. a connecting member; 9. a reed; 10. a button seat; 11. a connecting ring; 12. a base; 13. a first pin; 14. a protrusion; 15. a clamping piece; 16. a first protective case; 17. Mounting grooves; 18. a groove; 19. mounting holes; 21. a circuit substrate; 22. clamping the column; 23. a second protective case.
Detailed Description
Referring to fig. 1 to 7, a general push switch includes a push switch body 5, a button assembly 1 is disposed on an upper side of the push switch body 5, the button assembly 1 sequentially penetrates through the push switch body 5 from top to bottom and is used for pressing a circuit substrate 21, the circuit substrate 21 is disposed inside a base 12, and the button assembly 1 is provided with a button 2 and a sealing cover 6;
the button 2 penetrates through the upper end face of the button assembly 1, the annular end is located on the outer side of the top end of the push switch body 5, a clamping piece 021 is welded to the bottom end of the upper end portion of the button 2, a push rod 023 is arranged at the bottom end of the button 2, a reed 9 is arranged at the bottom end of the push rod 023, and the reed 9 is an elastic reed which is common in the market and is convenient for a user to rebound after being pressed; a clamping piece 15 is arranged on the outer side of the push rod 023, the push rod 023 slides in the clamping piece 15, first pins 13 are welded at two ends of the clamping piece 15, the two groups of first pins 13 are oppositely arranged, protrusions 14 are welded on the outer walls of the first pins 13, the protrusions 14 are made of elastic materials, and the protrusions are integrally arranged in an inclined triangular body;
a sealing ring 022 is sleeved on the upper side of the outer wall of the push rod 023, a clamping groove 061 is formed in the top end of the sealing cover 6, the clamping pieces 021 are uniformly distributed at the bottom end of the upper end of the button assembly 1 in an annular array mode, the clamping pieces 021 and the clamping groove 061 are in one-to-one correspondence in the up-down positions and are clamped and connected, the upper end of the button 2 is connected with the sealing cover, a clamping ring 7 is in threaded connection with the lower end of the sealing cover 6, the lower end of the clamping ring 7 is sleeved on the upper side of a connecting piece 8, inner walls and outer walls of the button seat 10 are respectively provided with inner threads and outer threads, outer threads are arranged on the outer wall of the connecting piece 8, and the outer threads of the connecting piece 8 are matched with the inner threads of the button seat 10 for use to be in threaded connection;
the sealing performance is improved by additionally arranging the sealing cover 6 to enhance the sealing performance between the button assembly 1 and the base 12, and the sealing ring 022 is tightly connected with the top of the sealing cover 6 after being installed, so that the button assembly and the outer part of the push switch body 5 form sealing to enhance the sealing performance;
the button seat 10 is connected with the base 12 through a connecting ring 11, inner threads are arranged on the inner wall of the connecting ring 11, the inner threads at the upper end of the connecting ring 11 are matched with the outer threads of the button seat 10 for threaded connection, the top end of the base 12 is welded with an installation piece, and the inner part of the installation piece is hollow, and the inner threads at the lower end of the connecting ring 11 are matched with the outer threads of the installation piece for threaded connection;
the base 12 is formed by combining a first protective shell 16 and a second protective shell 23, second pins 4 are arranged on the left side and the right side of the bottom ends of the first protective shell 16 and the second protective shell 23, an installation groove 17 is formed in the middle of the top end of the first protective shell 16, the installation groove 17 is a through groove, a groove 18 is formed in the upper side of the installation groove 17, and the groove 18 is matched with the protrusion 14 for use and is clamped and connected; mounting holes 19 are formed in two ends of the interior of the first protective shell 16, a circuit substrate 21 is fixedly arranged at the bottom end of the first protective shell 16 between the two groups of mounting holes 19, a fixed contact is arranged on the upper side of the circuit substrate 21, a clamping column 22 is arranged at the top end of the inner wall of the second protective shell 23, and the clamping column 22 is matched with the mounting holes 19 for clamping and connecting;
when the installation, only need install joint spare 15 inside mounting groove 17, the automatic joint of arch 14 at joint spare both ends is installed inside the recess 18 at 16 both ends of first protective housing simultaneously, realize the connection between joint spare 15 and the first protective housing 16, then insert inside the inside mounting hole 19 of first protective housing 16 through the card post 22 with second protective housing 23, carry out the card and connect, then encapsulate through moulding plastics, realize the equipment of base.
The utility model discloses an use flow and theory of operation are:
when the utility model is used, firstly, the circuit substrate is installed in the accommodating cavity of the base 12, then the clamping column 22 of the second protective shell 23 is inserted into the installation hole 19 in the first protective shell 16 for clamping and connection, then the base is assembled by encapsulating through injection molding, and finally the external thread of the button seat 10 of the button assembly 1 is connected with the internal thread at the lower end of the base connecting ring 11 in a threaded manner, so that the base 12 and the button assembly 1 are assembled;
when using, through the button of pressing button subassembly 1, the push rod of pressing the splenium at this moment presses the downstream, drives the shell fragment downstream, and the contact that reaches the shell fragment bottom contacts with circuit substrate 21's contact, realizes the break-make of push switch body.
The above, only be the utility model discloses the embodiment of preferred does not restrict according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a usual press switch, includes the press switch body, press switch body upside is provided with the button subassembly, the button subassembly passes the press switch body from top to bottom in proper order to be used for supporting and press circuit substrate, its characterized in that: the button assembly is provided with a button and a sealing cover, the button penetrates through the upper end face of the button assembly, a clamping piece is welded to the bottom end of the upper end portion of the button, the bottom end of the button is provided with a push rod, a reed is arranged at the bottom end of the push rod, a sealing ring is sleeved on the upper side of the outer wall of the push rod, a clamping groove is formed in the top end of the sealing cover, the clamping groove is clamped and connected with the clamping piece, connection between the upper end portion of the button and the sealing cover is achieved, a clamping ring is connected to the lower end of the sealing cover in a threaded mode, the lower end of the clamping ring is sleeved on the upper side of a connecting piece, the connecting piece is connected to the inner wall of the button seat in a threaded mode, the button seat is connected with the base through a connecting ring, a circuit substrate is arranged inside the base, and the base is formed by combining a first protective shell and a second protective shell.
2. A normally pressed switch according to claim 1, wherein: the clamping pieces are uniformly distributed at the bottom end of the upper end of the button assembly in an annular array, and the clamping pieces correspond to the clamping grooves in a one-to-one mode in the vertical direction and are clamped and connected.
3. A normally pressed switch according to claim 1, wherein: the button seat is characterized in that the inner wall and the outer wall of the button seat are respectively provided with an internal thread and an external thread, the outer wall of the connecting piece is provided with an external thread, and the external thread of the connecting piece is matched with the internal thread of the button seat for use to be in threaded connection.
4. A normally-pressed switch according to claim 1, wherein: the inner wall of the connecting ring is provided with internal threads, the internal threads at the upper end of the connecting ring are matched with the external threads of the button seat for use and are in threaded connection, the mounting piece is welded to the top end of the base, the mounting piece is arranged in a hollow mode, and the internal threads at the lower end of the connecting ring are matched with the external threads of the mounting piece for use and are in threaded connection.
5. A normally pressed switch according to claim 1, wherein: the push rod outside is provided with joint spare, and the push rod slides inside joint spare, joint spare both ends are all welded and are provided with first pin, and are two sets of first pin sets up relatively, first pin outer wall welding is provided with the arch, the arch adopts elastic material to make to the triangle body setting that wholly becomes the slope.
6. A normally-pressed switch according to claim 1 or 5, wherein: first protective housing and second protective housing bottom left and right sides all are provided with the second pin, the mounting groove has been seted up to first protective housing top middle part, the mounting groove is for running through the groove, the mounting groove upside is seted up flutedly, the recess uses with protruding cooperation, carries out the card and is connected.
7. A normally-pressed switch according to claim 1, wherein: the inside both ends of first protective housing are provided with the mounting hole, and are two sets of first protective housing bottom mounting between the mounting hole is provided with circuit substrate, and the circuit substrate upside is provided with fixed contact, second protective housing inner wall top is provided with the card post, the card post uses with the mounting hole cooperation, blocks and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222264636.XU CN217983153U (en) | 2022-08-27 | 2022-08-27 | General push switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222264636.XU CN217983153U (en) | 2022-08-27 | 2022-08-27 | General push switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217983153U true CN217983153U (en) | 2022-12-06 |
Family
ID=84259198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222264636.XU Active CN217983153U (en) | 2022-08-27 | 2022-08-27 | General push switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217983153U (en) |
-
2022
- 2022-08-27 CN CN202222264636.XU patent/CN217983153U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |