CN210156293U

CN210156293U - Switch device and electric appliance device

Info

Publication number: CN210156293U
Application number: CN201921158993.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Huizhou Tuobang Electric Technology Co Ltd
Current assignee: Huizhou Tuobang Electric Technology Co Ltd; Huizhou Topband Electronic Technology Co Ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-03-17
Anticipated expiration: 2029-07-22

Abstract

The utility model relates to a switch structure field, concretely relates to switching device and an electrical apparatus, switching device includes: the sealing plate is arranged in the shell and provided with a through hole; the shifting key extends into the inner side of the shell from the outer side of the shell, and a boss is arranged on the shifting key; the connecting rod is arranged in the sealing plate, the first end of the connecting rod penetrates through the through hole, and the second end of the connecting rod is fixedly connected with the toggle key; the switch is in linkage connection with the first end of the connecting rod; the connecting rod is provided with a clamping groove, the switch is provided with a clamping piece matched with the clamping groove, and the width of the clamping groove is larger than that of the clamping piece. Because the draw-in groove is wider than the fastener, stir the key and need remove great distance and just enable fastener and draw-in groove conflict each other, remove after that and stir the key, the fastener promotes the draw-in groove and removes, can make the switch take place to remove, so can increase the displacement distance of stirring the key, bring better feeling for the user.

Description

Switch device and electric appliance device

Technical Field

The utility model relates to a switch structure field, concretely relates to switching device and an electrical apparatus.

Background

The switch device switches on or off the circuit through the switch, thereby achieving the purposes of switching the circuit or switching off the power supply and the like, the common types of the switch device comprise a single-pole double-position, a single-pole three-position, a double-pole double-position, a double-pole three-position and the like, the switch device has the characteristics of flexible slide block action and stable and reliable performance, and is widely applied to the fields of electronic products such as instruments and meters, electric toys, fax machines, sound equipment and the like.

The existing switch device needs to operate the toggle key to move when a power supply is switched on and off, the toggle key is directly matched with a switch inside the shell to drive the switch to synchronously move, and the switch is connected with the circuit board to realize the on-off of the circuit.

However, in the existing product, a user can only move a short stroke by operating the toggle key to move, and the toggle key reaches the limit position, so that the switch is driven to move in place, and the on-off of the circuit is realized. Therefore, a user easily and carelessly touches the toggle key, the toggle key is moved to the limit position, the circuit is mistakenly opened or closed, and very poor experience is brought to the user.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a switching device and an electrical apparatus, solve the shorter problem of the removal stroke of stirring the key.

In order to solve the technical problem, the utility model provides a switching device, switching device includes: the sealing plate is arranged inside the shell, and a through hole is formed in the sealing plate; the toggle key extends from the outer side of the shell to the inner side of the shell, and a boss is arranged on the toggle key; the connecting rod is arranged in the sealing plate, the first end of the connecting rod penetrates through the through hole, and the second end of the connecting rod is fixedly connected with the toggle key; the switch is in linkage connection with the first end of the connecting rod; the connecting rod is provided with a clamping groove, the switch is provided with a clamping piece matched with the clamping groove, and the width of the clamping groove is larger than that of the clamping piece.

Still further, the switching device further includes: the poking elastic sheet is arranged between the shell and the boss and is matched with the boss; the sliding groove is formed in the shell and used for the boss to slide.

Furthermore, a plurality of grooves are formed in the boss, protrusions which can be clamped into the grooves are formed in the poking elastic sheet, and the poking key moves to enable the protrusions to be clamped into different grooves.

Furthermore, the toggle key and the boss are fixed with each other through a fixing piece.

Furthermore, the shell is provided with a moving groove, and the toggle key is arranged in the moving groove and can move in the moving groove.

Furthermore, the switch device also comprises a sealing element which is sleeved on the connecting rod and used for plugging the through hole.

Furthermore, the sealing element comprises a sealing ring which is sleeved on the connecting rod and is abutted against the inner hole wall of the through hole.

Furthermore, the sealing element further comprises a first flange sealing ring fixedly connected with the sealing ring, the first flange sealing ring is sleeved on the connecting rod, and the first flange sealing ring is positioned on one side of the through hole.

Furthermore, the sealing element further comprises a second flange sealing ring fixedly connected with the sealing ring, the second flange sealing ring is sleeved on the connecting rod, and the first flange sealing ring and the second flange sealing ring are respectively positioned on two sides of the through hole.

The utility model also provides an electrical apparatus, electrical apparatus includes as above switching device.

The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses a design a switching device and an electrical apparatus, stir the key and drive the connecting rod and remove, through the cooperation of fastener and draw-in groove, the connecting rod drives the switch and removes, the switch cooperates with control circuit board again, the break-make of realization circuit, because the fastener broad of draw-in groove ratio, stir the key and need remove great distance and just enable fastener and draw-in groove and conflict each other, remove the key of stirring after that, the fastener promotes the draw-in groove and removes, can make the switch take place to remove, so can increase the displacement distance of stirring the key, bring better feeling for the user.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a first schematic view of a switchgear of the present invention;

fig. 2 is a second schematic view of the switching device of the present invention;

fig. 3 is a cross-sectional view of the present invention along direction a of fig. 2;

figure 4 is a perspective cross-sectional view of the present invention from figure 3;

fig. 5 is a first exploded view of the switching device of the present invention;

fig. 6 is a second exploded view of the switching device of the present invention;

fig. 7 is a schematic view of the sealing member of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model discloses a stir key 2 and drive connecting rod 3 and remove, cooperation through fastener 41 and draw-in groove 321, connecting rod 3 drives switch 4 and removes, switch 4 again with the control circuit board cooperation, realize the break-make of circuit, because draw-in groove 321 is than fastener 41 broad, stir key 2 and need remove great distance and just enable fastener 41 and draw-in groove 321 and contradict each other, remove stir key 2 after that, fastener 41 promotes draw-in groove 321 and removes, can make switch 4 take place to remove, therefore, can increase stir key 2's displacement distance, bring better feeling for the user.

Example one

Referring to fig. 1 to 4, the first embodiment provides a switch device, which is disposed in each electrical device and functions as a switch for the electrical device. The switching device includes: the sealing structure comprises a shell 1, wherein a sealing plate 11 is arranged inside the shell 1, a cavity 111 is formed between the sealing plate 11 and the side wall of the shell 1, and a through hole is formed in the sealing plate 11; the toggle key 2 extends from the outer side of the shell 1 to the inner side of the shell 1, and the part of the toggle key 2 positioned on the outer side of the shell 1 can be toggled by a user; the connecting rod 3 is arranged in the sealing plate 11, one end of the connecting rod 3 penetrates through the through hole, the other end of the connecting rod 3 is fixedly connected with the toggle key 2, and one end of the connecting rod 3 penetrating through the through hole is a first end and the other end of the connecting rod 3 is fixedly connected with the toggle key 2 and is a second end; the switch 4 is arranged at the first end of the connecting rod 3 and is in linkage connection with the connecting rod 3, namely, the switch 4 can be driven to move synchronously when the connecting rod 3 moves;

mechanical equipment stirs through automatic or the user stirs through the hand and stirs key 2, and key 2 takes place to remove in the 1 outside of casing is stirred in the part, drives connecting rod 3 synchronous motion, and connecting rod 3 drives switch 4 synchronous motion, and during switch 4 removed, can mutually support with control circuit board to accomplish switching on or ending of control circuit board, play the switching action to control circuit board.

Further, referring to fig. 5 and 6, a clamping groove 321 is provided on the connecting rod 3, specifically, a linkage member 32 is provided on the connecting rod 3, the clamping groove 321 is provided on the linkage member 32, and the switch 4 is provided with a clamping member 41 which is matched with the clamping groove 321.

In the moving process of the connecting rod 3, the clamping piece 41 is clamped in the clamping groove 321, so that the switch 4 is synchronously driven to move.

It is worth mentioning that the width of the slot 321 is larger than that of the escapement 41. When moving toggle key 2, drive connecting rod 3 synchronous motion, link 32 also synchronous motion, and because draw-in groove 321 is wider than fastener 41, it needs to remove great distance just to make fastener 41 contradict each other with draw-in groove 321 to dial key 2, moves toggle key 2 after that, and fastener 41 promotes draw-in groove 321 and removes, can make switch 4 take place to remove. Therefore, the displacement distance of the toggle key 2 can be increased, a better hand feeling is brought to a user, and the user can be prevented from moving the toggle key 2 for a very small distance to enable the switch 4 to realize a switching function.

It should be noted that, if the connecting rod 3 is provided with the clamping element 41, and the switch 4 is provided with the slot 321, it should be considered as a simple replacement according to the present invention, and the description is omitted here.

Of course, the switch 4 may be disposed on one end of the connecting rod 3 in other manners, for example, the switch 4 is directly and integrally formed with the connecting rod 3; or, the switch 4 is provided with a through cavity, and is sleeved at one end of the connecting rod 3 through the through cavity. In any way, as long as the connecting rod 3 can move, the switch 4 is synchronously driven to move, so that the switch 4 can be matched with the control circuit board.

Example two

Referring to fig. 5 and 6, on the basis of the first embodiment, the toggle key 2 of the second embodiment is provided with the boss 31, the shell 1 is provided with the sliding groove 12, the shape of the boss 31 is consistent with that of the sliding way on the sliding groove 12, and the boss 31 can freely slide on the sliding groove 12.

When the toggle key 2 is installed, the boss 31 on the toggle key 2 is clamped into the sliding slot 12 of the shell 1. Subsequently, when the user dials the toggle key 2, the boss 31 moves on the slide groove 12 in synchronization. Through the mutual cooperation of boss 31 and spout 12, play spacing and the effect of direction to the removal of stirring key 2.

Referring to fig. 6, a toggle elastic sheet 6 is arranged between the housing 1 and the boss 31, the toggle elastic sheet 6 can be matched with the boss 31, when the toggle key 2 moves, namely the boss 31 moves, because the toggle elastic sheet 6 is fixed, when the boss 31 passes through the position of the toggle elastic sheet 6, the toggle elastic sheet 6 can give the boss 31 an elastic action, so that a certain clamping feeling can be given to a user, the user can sense the clamping feeling, and therefore, the toggle key 2 is judged to have moved in place, namely, the switch 4 is moved in place, and further, the circuit is judged to be switched on and off, and excellent operation hand feeling is brought to the user.

EXAMPLE III

Referring to fig. 5 and 6, on the basis of the second embodiment, a protrusion 61 is arranged on the toggle elastic sheet 6 of the third embodiment, a plurality of grooves 311 are arranged on the boss 31, the protrusion 61 is matched with the grooves 311, and the protrusion 61 can be clamped into the grooves 311. When the toggle key 2 is moved, the protrusion 61 can be snapped into different recesses 311. Alternatively, there are two grooves 311, and two grooves 311 are adjacently disposed.

In detail, at the beginning, the protrusion 61 and one of the grooves 311 are abutted against each other, after the user moves the toggle key 2, the boss 31 also moves synchronously, the position of the toggle elastic sheet 6 is fixed, the protrusion 61 moves from one of the grooves 311 to the other groove 311, a certain clamping feeling can be given to the user, the user can sense that the toggle key 2 has moved in place, and the toggle elastic sheet 6 can send out a "clicking" sound, that is, the switch 4 has moved in place, so that excellent user experience is brought.

It should be noted that, when the protrusion 61 is located in one of the grooves 311, even if the toggle switch device is slightly collided, the toggle elastic sheet 6 has certain elasticity, so that the boss 31 can be locked, and the protrusion 61 cannot be displaced, thereby avoiding the situation that the switch 4 is displaced during the slight collision, and the reliability of the toggle switch device is extremely high. In addition, when the toggle key 2 is not moved, the protrusion 61 is clamped in the groove 311, and the toggle elastic sheet 6 has certain elasticity, so that the situation that the boss 31 shakes, namely the situation that the toggle key 2 deviates can be prevented.

Example four

On the basis of embodiment two, this embodiment three stir key 2 and boss 31 and pass through mounting reciprocal anchorage, stir key 2 and boss 31 and be removable the setting, convenience of customers's equipment operation greatly. Optionally, the fixing is a screw.

Be equipped with first mounting groove on the boss 31, be equipped with the second mounting groove on stirring key 2, the mounting is twisted in proper order first mounting groove with the second mounting groove makes boss 31 with stir key 2 and fix an organic whole.

When the switch device is assembled, one end of the connecting rod 3 firstly passes through the through hole to enter the cavity 111, and the toggle key 2 extends into the inner side of the shell 1, so that the toggle key 2 is connected with the connecting rod 3. The boss 31 is then placed on the part of the toggle key 2 located in the cavity 111. After boss 31 and stir key 2 and place, correspond first mounting groove and second mounting groove each other, screw the mounting into first mounting groove and second mounting groove in proper order again for boss 31 and stir key 2 are fixed as an organic whole. Finally, the housing 1 is fastened so that the boss 31 is engaged with the slide groove 12, thereby completing the assembly process of the switch device.

EXAMPLE five

Referring to fig. 5, on the basis of the first embodiment, the housing 1 of the fifth embodiment is provided with a moving slot 13, and the toggle key 2 is disposed in the moving slot 13 and can move in the moving slot 13. The user dials the toggle key 2 by hand and the toggle key 2 moves in the moving slot 13.

The side wall of the shell 1 is sunken inwards to form the moving groove 13, so that the poking key 2 is prevented from protruding out of the shell 1, and the damage to the poking key 2 caused by collision in the use process is prevented.

EXAMPLE six

Referring to fig. 4 to 6, on the basis of the first to fifth embodiments, the switching device of the sixth embodiment further includes a sealing member 5 disposed on the connecting rod 3, and the sealing member 5 can block the through hole of the sealing plate 11.

Part of the toggle key 2 is positioned outside the shell 1, the connecting rod 3 connected with the toggle key 2 is positioned in the cavity 111 and extends out of the cavity 111 through the through hole, and the switch 4 is positioned outside the sealing plate 11. In order to reserve the space required when the toggle key 2 moves, the shell 1 generates a gap between the toggle key 2 and the connecting rod 3, even if water or dust in the external environment enters from the gap, the water or dust only stays in the cavity 111 and cannot pass through the through hole due to the sealing effect of the sealing piece 5, so that the water or dust cannot enter the space which is positioned inside the shell 1 and outside the sealing plate 11, and the water resistance and the dust resistance of the switch device are high. Also, the cavity 111 may provide a space for the toggle key 2 to move, so that the toggle key 2 can move smoothly.

EXAMPLE seven

Referring to fig. 4 to 7, on the basis of the sixth embodiment, the sealing member 5 of the seventh embodiment includes a sealing ring 51, the sealing ring 51 is sleeved on the connecting rod 3 and abuts against the inner hole wall of the through hole, and the sealing ring 51 is disposed through the through hole. The outer side surface of the sealing ring 51 is abutted to the inner hole wall of the through hole, the inner side surface of the sealing ring 51 is abutted to the connecting rod 3, the connecting rod 3 and the sealing ring 51 block the through hole together, even if water or dust in an external environment enters from a gap, the water or dust can only stay in the cavity 111 and cannot pass through the through hole, therefore, the water or dust cannot enter a space which is positioned inside the shell 1 and outside the sealing plate 11, and the waterproof performance and the dustproof performance of the switch device are high.

Example eight

Referring to fig. 4 to 7, on the basis of the seventh embodiment, the sealing member 5 of the eighth embodiment further includes a first flange sealing ring 52 fixedly connected to the sealing ring 51, and the sealing ring 51 and the first flange sealing ring 52 are integrally disposed. The first flange sealing ring 52 is sleeved on the connecting rod 3, is positioned on one side of the through hole, and is arranged close to the through hole. The first flange sealing ring 52 can provide a fixing effect for the sealing ring 51, and the sealing ring 51 is prevented from moving together when the connecting rod 3 moves, so that the sealing ring 51 is separated from the through hole, and the long-term sealing effect of the sealing ring 51 can be effectively ensured. Meanwhile, the first flange sealing ring 52 may further improve a sealing effect, and further prevent water or dust from passing through the through hole.

Example nine

Referring to fig. 4 to 7, on the basis of the eighth embodiment, the sealing member 5 of the ninth embodiment further includes a second flange sealing ring 53 fixedly connected to the sealing ring 51, and the sealing ring 51 and the second flange sealing ring 53 are integrally disposed. The second flange sealing ring 53 is sleeved on the connecting rod 3, and the first flange sealing ring 52 and the second flange sealing ring 53 are respectively positioned at two opposite sides of the through hole and are arranged close to the through hole. The second flange sealing ring 53 can further provide a fixing function for the sealing ring 51, so that the sealing ring 51 is prevented from being separated from the through hole due to the fact that the sealing ring 51 is driven to move together when the connecting rod 3 moves. By fixing the two sides of the sealing ring 51, the sealing ring 51 can be prevented from moving, and the long-term sealing effect of the sealing ring 51 can be effectively ensured. Meanwhile, the second flange sealing ring 53 may further improve a sealing effect, and further prevent water or dust from passing through the through hole.

It should be noted that, here, it is not necessary to limit whether the first flange seal ring 52 is located at a position close to the first end of the connecting rod 3 or at a position close to the second end of the connecting rod 3, and it is also not necessary to limit whether the second flange seal ring 53 is located at a position close to the first end of the connecting rod 3 or at a position close to the second end of the connecting rod 3, and it is only necessary that the first flange seal ring 52 and the second flange seal ring 53 are respectively located at both sides of the through hole.

Example ten

On the basis of the first embodiment, the switch device of the tenth embodiment further includes a control circuit board, the switch 4 is connected to the control circuit board, the control circuit board is located inside the housing 1, and water or dust in the external environment cannot pass through the through hole due to the sealing effect of the sealing member 5, and the control circuit board located inside the housing 1 and located in the space outside the sealing plate 11 is not affected.

Of course, the control circuit board may not be disposed inside the housing 1, but is connected to the switch 4 through a lead, and the switch 4 is then matched with the control circuit board to control the on/off of the control circuit board.

EXAMPLE eleven

On the basis of the first embodiment, the housing 1 of the eleventh embodiment is integrally formed with the sealing plate 11, so that the mold opening and the processing are facilitated.

Example twelve

A twelfth embodiment provides an electrical apparatus comprising the switch device according to any one of the first to eleventh embodiments. The user realizes the opening or closing of the electrical appliance device by dialing the toggle key 2 of the switch device by hand.

In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A switching device, characterized in that the switching device comprises:

the sealing plate is arranged inside the shell, and a through hole is formed in the sealing plate;

the toggle key extends from the outer side of the shell to the inner side of the shell, and a boss is arranged on the toggle key;

the connecting rod is arranged in the sealing plate, the first end of the connecting rod penetrates through the through hole, and the second end of the connecting rod is fixedly connected with the toggle key;

the switch is in linkage connection with the first end of the connecting rod;

the connecting rod is provided with a clamping groove, the switch is provided with a clamping piece matched with the clamping groove, and the width of the clamping groove is larger than that of the clamping piece.

2. The switching device according to claim 1, further comprising:

the poking elastic sheet is arranged between the shell and the boss and is matched with the boss;

the sliding groove is formed in the shell and used for the boss to slide.

3. The switch device according to claim 2, wherein the boss is provided with a plurality of grooves, the toggle spring plate is provided with a protrusion which can be clamped into the grooves, and the toggle key moves to clamp the protrusion into different grooves.

4. The switching device according to claim 2, wherein the toggle key and the boss are fixed to each other by a fixing member.

5. The switch device of claim 1, wherein the housing is provided with a moving slot, and the toggle key is provided in the moving slot and is movable in the moving slot.

6. A switching device according to any of claims 1-5, further comprising a sealing member fitted over the connecting rod and adapted to close off the through hole.

7. The switching device of claim 6, wherein the seal comprises a sealing ring that fits over the connecting rod and abuts the inner bore wall of the through bore.

8. The switching device according to claim 7, wherein the sealing member further comprises a first flange sealing ring fixedly connected to the sealing ring, the first flange sealing ring is sleeved on the connecting rod, and the first flange sealing ring is located on one side of the through hole.

9. The switching device according to claim 8, wherein the sealing member further comprises a second flange sealing ring fixedly connected to the sealing ring, the second flange sealing ring is sleeved on the connecting rod, and the first flange sealing ring and the second flange sealing ring are respectively located at two sides of the through hole.

10. An electrical apparatus, characterized in that the electrical apparatus comprises a switching device according to any one of claims 1-9.