CN210865987U

CN210865987U - Ceiling lamp switch

Info

Publication number: CN210865987U
Application number: CN201921803186.9U
Authority: CN
Inventors: 袁海
Original assignee: Suzhou Huazhijie Telecom Co ltd
Current assignee: Suzhou Huazhijie Telecom Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-06-26
Anticipated expiration: 2029-10-25

Abstract

The utility model relates to a dome lamp switch, include the shell that comprises the upper cover and the lower cover of mutual lock, fixed connection is at the inside PCB board of shell, a plurality of micro-gap switch, a plurality of connecting block and button, connecting block and micro-gap switch one-to-one, the mounting hole has been seted up to the top surface of upper cover, cover on and seted up the spout, the axial of spout is unanimous with micro-gap switch pressing direction, sliding connection has the slider in the spout, spout opening is towards the mounting hole that corresponds, the bilateral symmetry of mounting hole is provided with two baffles, the connecting block becomes 7 fonts, install between two baffles, the connecting block middle part is articulated with two baffles, connecting block one end is passed and is corresponded the mounting hole and stretch out the upper cover outside in order to connect the button, the connecting block other end extends to corresponding in the spout along the PCB board, and be located one. The utility model discloses a set up the slider between connecting block and micro-gap switch, ensure the electrical property stability of dome lamp switch to improve and feel.

Description

Ceiling lamp switch

The technical field is as follows:

the utility model belongs to the technical field of the switch, concretely relates to dome lamp switch.

Background art:

the existing piano key type ceiling lamp switch comprises a shell, a key, a connecting block, a PCB (printed circuit board), a microswitch, a lower cover and other basic structures. The key is connected with the connecting block through a bayonet, the connecting block rotates around the rotating center, and the connecting block presses the micro switch to achieve a switching function. Because current structural connection piece becomes the bar, and with button parallel arrangement, micro-gap switch then sets up the one side at the connecting block, and the PCB board is parallel with the connecting block, because rotation angle's influence when pressing micro-gap switch to the direction of force that makes the effect on micro-gap switch changes along with the size of pressing the stroke. So as to cause instability in the hand and electrical properties. Because the connecting block is parallel to the PCB, the ceiling lamp switch of the structure cannot design an indicator lamp and a backlight lamp on the key, and has great limitation.

The utility model has the following contents:

the utility model discloses the technical problem that will solve is: the ceiling lamp switch can stably apply force to the microswitch, improve the use hand feeling of the switch and stabilize the electrical property of the switch.

In order to solve the technical problem, the utility model discloses a technical scheme is: a ceiling lamp switch comprises a shell, a PCB board, a plurality of micro switches, a plurality of connecting blocks and keys, wherein the shell is composed of an upper cover and a lower cover which are mutually buckled, the PCB board is fixedly connected inside the shell, the micro switches are connected on the PCB board, the connecting blocks penetrate through the upper cover and are used for pressing the micro switches, the keys are sleeved at one end, located at the outer part of the upper cover, of the connecting blocks in a one-to-one correspondence mode, the connecting blocks are in one-to-one correspondence with the micro switches, any one mounting hole is formed in one side corresponding to the micro switches, sliding grooves which are right opposite to the micro switches are formed in the upper cover, the axial direction of each sliding groove is consistent with the pressing direction of the micro switches, a sliding block is connected in each sliding groove in a sliding mode, the sliding grooves are right opposite to the micro switches corresponding to the sliding grooves, the corresponding relation between the sliding grooves and the mounting holes, the connecting block becomes 7 fonts, installs between two baffles of a mounting hole both sides one-to-one, and the connecting block middle part is articulated with two baffles, and the connecting block forms the one-to-one relation with the mounting hole respectively with the spout, and connecting block one end is passed and is corresponded the mounting hole and stretch out the upper cover outside in order to connect the button, and the connecting block other end extends to corresponding in the spout along the PCB board, and is located the slider one side to micro-gap switch back to.

As a preferred scheme, a plurality of light transmission channels perpendicular to the PCB are arranged in the connecting block, one end of each light transmission channel is opposite to the PCB, the other end of each light transmission channel is opposite to the key, the PCB is provided with indication lamp beads and/or backlight lamp beads, the indication lamp beads and/or backlight lamp beads correspond to the light transmission channels respectively, the keys are provided with windows corresponding to the light transmission channels one by one according to needs, and each window is filled with a light guide body.

As a preferred scheme, one side of the PCB board on which the micro switches are mounted is provided with a dustproof rubber pad, the dustproof rubber pad is provided with a cap body which is in one-to-one correspondence with the micro switches and can accommodate the micro switches, through holes which are in one-to-one correspondence with the indicating lamp beads and/or the backlight lamp beads are further arranged, the dustproof rubber pad positioned around any through hole extends towards the direction of the key along the thickness direction of the dustproof rubber pad so as to prolong the axial length of the through hole, and the cap body and the dustproof rubber pad are integrally formed.

The utility model has the advantages that: the utility model discloses a set up the slider between connecting block and micro-gap switch, and make the slider slide along the spout that is on a parallel with the micro-gap switch pressing direction, and the button that is pressing the dome lamp switch makes, even the connecting block is at swing in-process and slider relative slip, can not change the moving direction of slider yet, the slider still follows micro-gap switch's the direction rectilinear movement that presses, exert pressure to micro-gap switch steadily, ensure dome lamp switch's electrical property stable, and the people is when pressing the button, also can improve because the slider provides stable holding power to the connecting block and feel.

The utility model discloses further through with the connecting block design for 7 fonts for the part that the mounting hole was passed to the connecting block can be perpendicular to PCB board, can further set up printing opacity channel connection PCB board and button on the connecting block like this, and set up instruction lamp pearl and/or lamp pearl in a poor light on the PCB board, set up corresponding window in order to form pilot lamp and backlight on the button, just so can convenient to use person use dome lamp switch in dark environment.

The utility model discloses further set up dustproof rubber pad on the PCB board in order to improve the dustproof effect of dome lamp switch, prolong the life of dome lamp switch, ensure that dome lamp switching electrical property is stable for a long time.

Description of the drawings:

the following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is an exploded view of the present invention;

fig. 2 is a cross-sectional view of the present invention.

In fig. 1 and 2: 1. upper cover, 2, lower cover, 3, shell, 4, PCB board, 5, micro-gap switch, 6, connecting block, 7, button, 8, mounting hole, 9, spout, 10, slider, 11, baffle, 12, printing opacity passageway, 13, instruction lamp pearl, 14, lamp pearl in a poor light, 15, window, 16, light conductor, 17, dustproof rubber pad, 18, through-hole, 19, the cap body, 20, round pin axle.

The specific implementation mode is as follows:

the following describes in detail a specific embodiment of the present invention with reference to the drawings.

As shown in fig. 1 and 2, a dome lamp switch comprises a housing 3 composed of an upper cover 1 and a lower cover 2 which are mutually buckled, a PCB 4 fixedly connected inside the housing 3, a plurality of micro switches 5 connected on the PCB 4, a plurality of connecting blocks 6 passing through the upper cover 1 for pressing the micro switches 5, and keys 7 sleeved on one end of the connecting blocks 6 outside the upper cover 1 in a one-to-one correspondence manner, the connecting blocks 6 are in one-to-one correspondence with the micro switches 5, mounting holes 8 in one-to-one correspondence with the micro switches 5 are formed on the top surface of the upper cover 1, any one of the mounting holes 8 is arranged on one side of the corresponding micro switch 5, sliding grooves 9 which are opposite to the micro switches 5 are formed on the upper cover 1, the axial direction of the sliding grooves 9 is consistent with the pressing direction of the micro switches 5, a sliding block 10 is slidably connected in each sliding groove 9, and the sliding block 10 is opposite to the micro switch, the utility model discloses a little switch, including connecting block 6, spout 9, mounting hole 8, connecting block 6 and mounting hole 8, spout 9 opening orientation is provided with two baffles 11 with mounting hole 8 formation one-to-one, and the bilateral symmetry of arbitrary mounting hole 8 is provided with two baffles 11, connecting block 6 becomes 7 fonts, installs between two baffles 11 of a mounting hole 8 both sides one-to-one, and connecting block 6 middle part is articulated through round pin axle 20 and two baffles 11, makes connecting block 6 can use round pin axle 20 to rotate certain angle as the center, and connecting block 6 and mounting hole 8, form the one-to-one with spout 9 respectively, and connecting block 6 one end is passed and is corresponded mounting hole 8 and stretch out upper cover 1 outside in order to connect button 7, and connecting block 6 other end extends to corresponding spout 9 along PCB board 4 in.

Two light-transmitting channels 12 perpendicular to the PCB 4 are arranged in the connecting block 6, one end of each light-transmitting channel 12 is opposite to the PCB 4, the other end of each light-transmitting channel 12 is opposite to the key 7, a plurality of indicator light beads 13 and two backlight light beads 14 are arranged on the PCB 4, the indicator light beads 13 and the backlight light beads 14 are respectively corresponding to one light-transmitting channel 12, windows 15 corresponding to the light-transmitting channels 12 are arranged on the keys 7 according to requirements, and each window 15 is filled with a light guide body 16, as shown in the embodiment, some keys 7 do not need to be provided with indicator lights, so the windows 15 are not provided, some buttons need to be provided with indicator lights and backlight lights, so two windows 15 are respectively corresponding to two light-transmitting channels 12, the indicator light beads 13 and the backlight light beads 14 on the PCB are also arranged according to requirements, in the embodiment, one indicator light bead 13 is arranged at each position, however, only two backlight beads 14 are provided, and whether the indication beads 13 and the backlight beads 14 are provided on the PCB 4 is not a necessary condition for determining whether the corresponding key 7 is provided with the window 15, as shown in this embodiment, there are three keys 7 that are not provided with the window 15.

One side of installing micro-gap switch 5 on PCB board 4 is provided with dustproof rubber pad 17, be provided with on dustproof rubber pad 17 with micro-gap switch 5 one-to-one, can hold micro-gap switch 5's cap body 19, still be provided with and instruct lamp pearl 13 and/or backlight lamp pearl 14 one-to-one through-hole 18, dustproof rubber pad 17 that is located arbitrary through-hole 18 all around extends to button 7 direction along its thickness direction with the axial length of extension through-hole 18, thereby gather together the light that the lamp pearl sent, make optic fibre parallel pass printing opacity passageway 12 shine on light conductor 16, the luminance of window 15 that sees from button 7 like this can improve to some extent, cap body 19 and dustproof rubber pad 17 integrated into one piece, effectively protect micro-gap switch to receive the dust interference.

The utility model discloses the theory of operation is: as shown in fig. 1 and 2, an operator presses the key 7 with a finger, the key 7 drives the connecting block 6 to swing, so that one end of the connecting block 6, which is located in the sliding groove 9, swings left to push the slider 10 to slide towards the micro switch 5, because the slider 10 is limited by the sliding groove 9, the micro switch 5 is pressed straight along the pressing direction of the micro switch, so that the pressure applied to the micro switch 5 is kept stable, the indicating lamp bead 13 is set to be turned on and turned on by the micro switch 5, when the operator presses the key 7 until the window 15 on the key 7 is exposed, the micro switch 5 is turned on, and when the operator presses the key 7 again until the light on the window 15 is turned off, the micro switch 5.

In order to enable an operator to see the keys 7 and accurately press a certain key 7 in the dark, the backlight lamp beads 14 are arranged on the PCB 4, the backlight lamp beads 14 are set to be normally bright, the backlight lamp beads can illuminate the corresponding window 15 on the key 7 through the light-transmitting channels 12 corresponding to the backlight lamp beads 14, and the operator can accurately press the required key 7 in the dark as long as the function marks of the upper left key 7 on the window 15 are provided.

The above embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and are not intended to limit the invention; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims

1. A dome lamp switch comprises a shell (3) composed of an upper cover (1) and a lower cover (2) which are mutually buckled, a PCB (4) fixedly connected inside the shell (3), a plurality of micro switches (5) connected on the PCB (4), a plurality of connecting blocks (6) penetrating through the upper cover (1) and used for pressing the micro switches (5), and keys (7) sleeved on the connecting blocks (6) at one end outside the upper cover (1) in a one-to-one correspondence manner, wherein the connecting blocks (6) are in one-to-one correspondence with the micro switches (5), the dome lamp switch is characterized in that mounting holes (8) corresponding to the micro switches (5) one by one are formed in the top surface of the upper cover (1), any mounting hole (8) is formed in one side corresponding to the micro switch (5), sliding grooves (9) which are right to the micro switches (5) one by one are formed in the upper cover (1), and the axial direction of the sliding grooves (9) is consistent with the pressing direction of the micro switches (5), each sliding groove (9) is internally and slidably connected with a sliding block (10), the sliding blocks (10) are opposite to the micro switches (5) corresponding to the sliding grooves (9) where the sliding blocks (10) are located, the sliding grooves (9) and the mounting holes (8) form a one-to-one corresponding relation, the openings of the sliding grooves (9) face the corresponding mounting holes (8), two partition plates (11) are symmetrically arranged on two sides of any mounting hole (8), the connecting blocks (6) are 7-shaped and are arranged between the two partition plates (11) on two sides of one mounting hole (8) in a one-to-one corresponding way, the middle parts of the connecting blocks (6) are hinged with the two partition plates (11), the connecting blocks (6) and the mounting holes (8) and the sliding grooves (9) form a one-to-one corresponding relation respectively, one end of each connecting block (6) penetrates through the corresponding mounting hole (8) and extends out of the outer part of the upper cover (1) to connect the keys (, and is positioned at one side of the slide block (10) back to the micro switch (5).

2. The dome lamp switch of claim 1, wherein a plurality of light transmitting channels (12) perpendicular to the PCB (4) are arranged in the connecting block (6), one end of each light transmitting channel (12) is opposite to the PCB (4), the other end of each light transmitting channel is opposite to the key (7), an indicating lamp bead (13) and/or a backlight lamp bead (14) are arranged on the PCB (4), the indicating lamp beads (13) and/or the backlight lamp beads (14) correspond to the light transmitting channels (12), windows (15) corresponding to the light transmitting channels (12) in a one-to-one mode are arranged on the keys (7) according to needs, and each window (15) is filled with a light guide body (16).

3. The dome lamp switch of claim 2, wherein a dustproof rubber pad (17) is arranged on one side of the PCB (4) where the micro switch is installed, a cap body (19) which is in one-to-one correspondence with the micro switch (5) and can contain the micro switch (5) is arranged on the dustproof rubber pad (17), through holes (18) which are in one-to-one correspondence with the indicating lamp beads (13) and/or the backlight lamp beads (14) are further arranged, the dustproof rubber pad (17) located around any through hole (18) extends towards the direction of the key (7) along the thickness direction of the dustproof rubber pad to prolong the axial length of the through hole (18), and the cap body (19) and the dustproof rubber pad (17) are integrally formed.