CN219554951U

CN219554951U - Durable metal touch switch

Info

Publication number: CN219554951U
Application number: CN202223612843.6U
Authority: CN
Inventors: 吴银勇; 钱欲晓; 张承斌
Original assignee: Zhejiang Qiannian Electronics Co ltd
Current assignee: Zhejiang Qiannian Electronics Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-18
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of touch switches, in particular to a durable metal touch switch which comprises a shell, a touch sheet, a lampshade and a circuit board, wherein the shell is provided with a mounting opening, the lampshade and the touch sheet are mounted at the mounting opening, the circuit board is mounted in the shell, a spring is arranged in the shell, one end of the spring is connected with the circuit board, the other end of the spring is abutted against the touch sheet, the outer side of the lampshade is provided with a groove, and a waterproof ring is placed in the groove. The utility model has the effect of prolonging the service life of the metal touch switch.

Description

Durable metal touch switch

Technical Field

The utility model relates to the technical field of touch switches, in particular to a durable metal touch switch.

Background

The touch switch is a common mechanical button type wall switch's product of regenerating, is kept away from the design through touch-sensitive chip and forms, and is more convenient and intelligent during the use. The touch switch is often applied to products such as a desk lamp and a floor lamp, and is convenient for people to realize the operation of turning on and off the lamp by touching with fingers.

In the related art, a touch switch generally includes a housing, a metal contact, a circuit board, and a conductive member. The metal contact is connected with the shell and is used for a user to touch, the circuit board and the conductive element are arranged inside the shell, and the metal contact is connected with the circuit board through the conductive element. When the touch device is used, a user touches the metal touch sheet, the metal touch sheet senses a touch signal and transmits the touch signal to the conductive element, and the conductive element outputs the touch signal to the circuit board, so that the connected electric appliance is started, closed and controlled.

Aiming at the related technology, the touch switch applied to the bathroom lamp, the on-off tap and other wet environments is easy to enter water vapor, conductive elements and circuit boards are affected, the false touch is caused, even the switch function is lost, and the service life is limited. Therefore, there is a problem in that the service life of the touch switch is limited.

Disclosure of Invention

In order to prolong the service life of the touch switch, the utility model provides a durable metal touch switch, which adopts the following technical scheme:

the utility model provides a durable metal touch switch, includes casing, touch piece, lamp shade and circuit board, the installing port has been seted up to the casing, the lamp shade is installed in installing port department with the touch piece, the circuit board is installed inside the casing, the inside spring that is provided with of casing, spring one end is connected with the circuit board, the other end and touch piece butt, the lamp shade outside is seted up flutedly, waterproof circle has been placed in the recess.

Through adopting above-mentioned technical scheme, during the use, the user touches the touch-sensitive sheet with the finger, and the touch-sensitive sheet gives the spring with the signal after sensing static, and the spring gives the circuit board with the signal again in order to control opening, closing or gear control of the equipment that connects. The spring is used as a conductive element, so that the initial pressure of the contact can be compensated, the contact area of the contact is ensured, the contact adhesion of the switch is avoided as much as possible, and the normal operation of the switch is ensured; meanwhile, the waterproof ring can prevent external water vapor from entering the switch from the junction of the lampshade and the shell to affect circuit operation, so that the switch can work normally, and the service life is prolonged.

Optionally, the touch piece includes touch portion, with touch portion fixed connection's fixed part, one side that the fixed part kept away from touch portion is provided with the holding tank that supplies the spring to place.

Through adopting above-mentioned technical scheme, touch portion is used for supplying the user to touch, and the holding tank can play certain limiting displacement to the spring, prevents that the spring from shifting and can't normally realize the function in the use.

Optionally, the lamp shade includes the pedestal, with pedestal fixed connection's fixed strip and with fixed strip fixed connection's fixed block, the inner wall fixedly connected with solid fixed ring that the casing is close to the installing port, be formed with the fixed slot that supplies solid fixed ring card to go into between fixed block, fixed strip and the pedestal.

By adopting the technical scheme, on one hand, the fixing ring is clamped into the fixing groove to complete fixing, so that the connection strength between the lampshade and the shell can be enhanced, and the sealing performance is good; on the other hand, the lamp shade can be directly pushed into the mounting opening during assembly, and the assembly is convenient.

Optionally, a guiding inclined plane is arranged on one side of the fixing block away from the fixing strip.

By adopting the technical scheme, during assembly, the lamp shade is convenient to push into the installation opening. When the lamp shade is pushed in, the guide inclined plane is contacted with the fixed ring, the fixed ring deforms the fixed strip along with the pushing of the lamp shade in a direction away from the fixed ring until the fixed groove is aligned with the fixed ring, and the fixed strip recovers deformation so that one side, away from the guide inclined plane, of the fixed block is abutted with the fixed ring, namely the fixed ring is clamped into the fixed groove, and the fixation is completed.

Optionally, one side of the base body away from the fixed strip is provided with a fixed hole for the touch sheet to be inserted and a yielding groove communicated with the fixed hole, and the inner wall of one end of the fixed hole away from the fixed strip is provided with a yielding inclined plane.

Through adopting above-mentioned technical scheme, during the equipment, fixed part earlier with the inclined plane contact of stepping down and can follow the inclined plane of stepping down and get into the fixed orifices, the equipment of being convenient for.

Optionally, a sealing ring is arranged at the position of the abdication inclined plane.

Through adopting above-mentioned technical scheme, can strengthen the sealing performance between lamp shade and the touch piece, further prevent that external steam from getting into inside the switch from the junction of lamp shade and touch piece, ensure the normal use of switch, increase of service life.

Optionally, the circuit board is provided with an indicator light powered by the LDO.

By adopting the technical scheme, the indicator lamp is stably powered by the internal LDO, the voltage of 6-24V can be universal, the brightness is more stable, and the stroboscopic phenomenon is avoided as much as possible.

Optionally, the one end that the mounting mouth was kept away from to the casing is connected with the base, the circuit board is connected with the wire that passes the base, one side of base towards the casing is provided with the guide inclined plane.

By adopting the technical scheme, the lead is used for being connected with a circuit of connected equipment, and the guide inclined plane is convenient for assembling the base and the shell.

Optionally, the outside of the shell is provided with a fixing thread and is sleeved with a fixing nut.

By adopting the technical scheme, the touch switch is convenient to install on the connected equipment. During installation, the fixing nut is firstly taken down, the switch is installed at a required position, and then the fixing nut is screwed up to complete fixation.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. by arranging the spring as the conductive element, the initial pressure of the contact can be compensated, and the contact area of the contact is ensured, so that the contact adhesion of the switch is avoided as much as possible, the normal operation of the switch is ensured, and the service life is prolonged;

2. by arranging the waterproof ring and the sealing ring, the sealing performance between the lampshade and the shell and between the lampshade and the touch piece is enhanced, external water vapor is prevented from entering the switch from the joint of the lampshade and the shell and the joint of the lampshade and the touch piece, normal operation of the switch is ensured, and the service life is prolonged;

3. the assembly of the touch switch is facilitated by arranging the guide inclined plane, the abdication inclined plane and the guide inclined plane;

4. by arranging the indicator lamp powered by the LDO, the voltage of 6-24V is universal, and the brightness is more stable.

Drawings

Fig. 1 is a schematic structural view of a durable metal touch switch according to an embodiment of the present utility model.

Fig. 2 is an exploded schematic view of a durable metal touch switch according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of a durable metal touch switch in accordance with an embodiment of the present utility model.

Fig. 4 is a cross-sectional view of another perspective of a durable metal touch switch in accordance with an embodiment of the present utility model.

Reference numerals illustrate: 1. a housing; 11. a mounting port; 12. a fixing ring; 13. a fixed thread; 14. a fixing nut; 15. matching with the inclined plane; 2. a touch sheet; 21. a touch section; 22. a fixing part; 221. a receiving groove; 3. a lamp shade; 31. a groove; 32. a base; 33. a fixing strip; 34. a fixed block; 341. a guide slope; 35. a fixing groove; 36. a fixing hole; 361. a yielding inclined plane; 37. a relief groove; 4. a circuit board; 41. an indicator light; 5. a spring; 6. a waterproof ring; 7. a seal ring; 8. a base; 81. a guide slope; 9. and (5) conducting wires.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a durable metal touch switch.

Referring to fig. 1 and 2, a durable metal touch switch includes a housing 1, a touch sheet 2, a lamp cover 3, a circuit board 4, a spring 5, and a base 8. One end of the shell 1 is fixedly connected with the base 8, and one end of the shell 1 far away from the base 8 is provided with a mounting port 11; the circuit board 4 and the spring 5 are arranged in the shell 1, and the spring 5 is used for connecting the touch sheet 2 and the circuit board 4; the lamp shade 3 is installed in installing port 11 department, and touch piece 2 is installed in lamp shade 3 middle part and is supplied the user to touch, and circuit board 4 fixedly connected with passes four wires 9 of base 8, and wire 9 are used for the circuit fixed connection with other equipment. When the touch screen is used, a user touches the touch screen 2 by hands, the touch screen 2 senses static electricity at the position of a finger to generate a touch signal, the spring 5 transmits the touch signal to the circuit board 4, and the circuit is communicated to control the starting, closing or gear adjustment of connected equipment.

In the use process, slight displacement can occur among all the components, and the spring 5 can play a role in compensation, so that the touch signal is ensured to be stably transmitted to the circuit board 4; meanwhile, an electronic switching device arranged in the circuit board 4 can withstand the instant impact current up to 60A, the impact current resistance of the touch switch is enhanced, contact adhesion is avoided as much as possible, normal operation of the touch switch is ensured, and the service life of the touch switch is prolonged.

Referring to fig. 1, a fixing screw 13 is fixedly coupled to the outside of the housing 1 and a fixing nut 14 is screw-coupled. During installation, the fixing nut 14 is firstly taken down, the switch is installed at a required position, and then the fixing nut 14 is screwed down to complete fixation, so that the installation is convenient.

Referring to fig. 2 and 3, a convex fixing ring 12 is fixedly connected to the inner wall of the housing 1 near the mounting port 11. The lampshade 3 comprises a base 32, fixing strips 33 and fixing blocks 34 which are sequentially and fixedly connected, two fixing strips 33 and two fixing blocks 34 are arranged, and the two fixing strips 33 are respectively located on two opposite sides of the base 32. A fixing groove 35 is formed among the base 32, the fixing strip 33 and the fixing block 34, so that the section is U-shaped, and the fixing ring 12 can be clamped into the fixing groove 35. The fixed block 34 is provided with a guide inclined plane 341 at one side far away from one end of the fixed bar 33 and far away from the base 32, and the width of the cross section of the guide inclined plane 341 gradually decreases from one side near the fixed bar 33 to the other side. When in assembly, the fixed block 34 is aligned with the mounting opening 11 and pushed into the lampshade 3, and the guide inclined plane 341 is firstly abutted with the fixed ring 12; along with the pushing-in of the lampshade 3, the fixing strip 33 is extruded by the fixing ring 12 to the fixing block 34 so as to deform in a direction away from the fixing ring 12; when the side of the base 32 close to the fixing strip 33 abuts against the fixing ring 12, the fixing strip 33 is restored, so that the side of the fixing block 34 facing the fixing strip 33 abuts against the fixing ring 12, that is, the fixing ring 12 is clamped into the fixing groove 35, and fixing is completed.

Referring to fig. 2 and 3, the groove 31 is formed in the outer side of the base 32, the waterproof ring 6 is placed in the groove 31, sealing performance between the lampshade 3 and the shell 1 can be enhanced, external water vapor is prevented from entering the switch from the joint of the lampshade 3 and the shell 1 to affect circuit operation, normal operation of the switch is ensured, and service life is prolonged.

Referring to fig. 2 and 3, the touch sheet 2 includes a disk-shaped touch portion 21 and a cylindrical fixing portion 22, and the diameter of the touch portion 21 is larger than that of the fixing portion 22 so that the cross section of the touch sheet 2 is T-shaped. The middle part of the base 32 is provided with a fixing hole 36 for the fixing part 22 to pass through, the middle part of one side of the base 32 far away from the fixing strip 33 is provided with a yielding groove 37 communicated with the fixing hole 36, and the yielding groove 37 is used for placing the touch part 21. The inner wall of the fixing hole 36 near one end of the relief groove 37 is provided with a relief inclined plane 361, and a sealing ring 7 is placed at the relief inclined plane 361. The yielding inclined plane 361 can facilitate assembly, and when the assembly is performed, the fixing part 22 is contacted with the yielding inclined plane 361 first and can enter the fixing hole 36 along the yielding inclined plane 361; on the other hand, the installation space of the sealing ring 7 can be reserved. The sealing ring 7 can prevent that external steam from getting into inside the switch from the junction of lamp shade 3 and touch piece 2, ensures the normal use of switch, increase of service life.

Referring to fig. 3 and 4, a receiving groove 221 is formed in a side of the fixing portion 22 away from the touch portion 21, and a groove bottom of the receiving groove 221 is conical. The spring 5 is placed in the accommodating groove 221, and the size of the accommodating groove 221 is slightly larger than that of the spring 5, so that a certain limiting effect can be achieved on the spring 5, meanwhile, the compensation effect of the spring 5 is not affected, and the spring 5 can work normally.

Referring to fig. 2 and 4, the circuit board 4 is close to the indicator lamp 41 of spring 5 one end fixedly connected with, and indicator lamp 41 is the LED lamp and is supplied power by inside LDO stability, can realize 6-24V voltage is general, can make the luminance of indicator lamp 41 more stable simultaneously, avoids appearing the stroboscopic phenomenon as far as possible.

Referring to fig. 4, a guide slope 81 is provided at a side of the base 8 facing the housing 1, and a mating slope 15 corresponding to the guide slope 81 is provided at a side of the housing 1 facing the base 8. During assembly, the base 8 is directly pushed into the shell 1, so that the guide inclined plane 81 and the matching inclined plane 15 relatively slide until one end of the base 8 far away from the guide inclined plane 81 is abutted against the shell 1, and assembly can be completed.

The implementation principle of the durable metal touch switch provided by the embodiment of the utility model is as follows: when in use, a user touches the touch sheet 2 by hand, the touch sheet 2 senses static electricity at the finger to generate a touch signal, the spring 5 transmits the touch signal to the circuit board 4, the communication circuit further controls the on/off or gear adjustment of connected equipment, and meanwhile, the indicator lamp 41 is correspondingly lightened.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a durable metal touch switch, includes casing (1), touch piece (2), lamp shade (3) and circuit board (4), installing port (11) have been seted up to casing (1), lamp shade (3) are installed in installing port (11) department with touch piece (2), inside casing (1) is installed in circuit board (4), its characterized in that: the waterproof lamp is characterized in that a spring (5) is arranged inside the shell (1), one end of the spring (5) is connected with the circuit board (4), the other end of the spring is in butt joint with the touch piece (2), a groove (31) is formed in the outer side of the lamp shade (3), and a waterproof ring (6) is placed in the groove (31).

2. A durable metal touch switch according to claim 1 and wherein: the touch sheet (2) comprises a touch part (21) and a fixing part (22) fixedly connected with the touch part (21), wherein one side, far away from the touch part (21), of the fixing part (22) is provided with a containing groove (221) for placing the spring (5).

3. A durable metal touch switch according to claim 1 and wherein: the lampshade (3) comprises a base body (32), a fixing strip (33) fixedly connected with the base body (32) and a fixing block (34) fixedly connected with the fixing strip (33), wherein the inner wall of the shell (1) close to the mounting opening (11) is fixedly connected with a fixing ring (12), and a fixing groove (35) for the fixing ring (12) to be clamped in is formed between the fixing block (34), the fixing strip (33) and the base body (32).

4. A durable metal touch switch according to claim 3, wherein: one side of the fixed block (34) far away from the fixed strip (33) is provided with a guide inclined plane (341).

5. A durable metal touch switch according to claim 3, wherein: one side of the base body (32) far away from the fixing strip (33) is provided with a fixing hole (36) for the touch piece (2) to be inserted into and a yielding groove (37) communicated with the fixing hole (36), and the inner wall of one end of the fixing hole (36) far away from the fixing strip (33) is provided with a yielding inclined plane (361).

6. The durable metal touch switch according to claim 5, wherein: and a sealing ring (7) is arranged at the position of the yielding inclined plane (361).

7. A durable metal touch switch according to claim 1 and wherein: the circuit board (4) is provided with an indicator lamp (41) powered by the LDO.

8. A durable metal touch switch according to claim 1 and wherein: one end of the shell (1) far away from the mounting port (11) is connected with a base (8), the circuit board (4) is connected with a wire (9) penetrating through the base (8), and one side of the base (8) facing the shell (1) is provided with a guide inclined plane (81).

9. A durable metal touch switch according to claim 1 and wherein: the outer side of the shell (1) is provided with a fixed thread (13) and is sleeved with a fixed nut (14).