CN215578262U - Dustproof direct current signal switch - Google Patents

Abstract

The utility model discloses a dustproof direct current signal switch, which belongs to the technical field of switches and comprises an upper cover, a lower seat assembled with the upper cover and a handle assembled on the lower seat, wherein a push shaft for separation is arranged in the lower seat, the upper part of the push shaft is sleeved with a dustproof sleeve and is in limit clamping connection with the handle, a spring is arranged in the push shaft and is arranged in a mounting groove of the lower seat through the spring, a reed and a static contact piece which is in contact with the reed to realize conduction are embedded in the lower seat, one end of the reed is in adhesive connection with a first wire pressing card embedded in the lower seat, the static contact piece is in adhesive connection with a second wire pressing card embedded in the lower seat, the reed extends out of a bending part which is clamped in the lower seat, the convenience of installation is further realized, the on-off of the connection is realized by adopting the design of the first wire pressing card and the second wire pressing card, the convenience of installation is realized, and the advantage of convenience of installation is further realized, meanwhile, the reed is obliquely arranged on one side of the push shaft, so that effective on-off is realized, and the advantage of stable on-off is improved.

Description

Dustproof direct current signal switch

Technical Field

The utility model belongs to the technical field of switches, and particularly relates to a dustproof direct-current signal switch.

Background

The existing dustproof direct current signal switch has the following defects in use.

Because current dustproof direct current signal switch when the installation, its inside reed adopts the riveting mode to be fixed in the casing, and the mode of connection also reaches the purpose through the riveting terminal, and this kind of mode produces the problem that the riveting is not tight and the riveting splits easily, installs loaded down with trivial details simultaneously. The existing dustproof direct current signal switch also has the defect of unstable on-off. Therefore, it is necessary to provide a dustproof dc signal switch.

Disclosure of Invention

The dustproof direct current signal switch is provided for solving the problems that an existing dustproof direct current signal switch is complex to install and unstable in on-off state, the reed extends out of a bending portion, the bending portion is clamped into a lower seat, installation convenience is further achieved, wiring on-off is achieved by the aid of the design of the first pressing line clamping piece and the second pressing line clamping piece, installation is convenient and fast, the advantage of convenience in installation is further achieved, meanwhile, the reed is obliquely arranged on one side of the push shaft, effective on-off is achieved when the push shaft is pushed, and the advantage of stable on-off state is improved.

In order to solve the above problems, the present invention adopts the following technical solutions.

A dustproof direct current signal switch comprises an upper cover, a lower seat assembled with the upper cover and a handle assembled in the lower seat, wherein a push shaft used for separating is arranged in the lower seat, a dustproof sleeve is sleeved on the upper portion of the push shaft and is in limited clamping connection with the handle, a spring is arranged in the push shaft and is arranged in a mounting groove of the lower seat through the spring, a reed and a static contact piece which is in contact with the reed to realize conduction are embedded in the lower seat, one end of the reed is connected with a first line pressing card embedded in the lower seat in an attached mode, and the static contact piece is connected with a second line pressing card embedded in the lower seat in an attached mode.

Preferably, the dust cover upper portion is equipped with the locking plate, and this locking plate passes through the handle butt to be fixed, and the locking plate other end cartridge is in lower seat.

Preferably, the lock plate is provided with a lock knob for driving the lock plate to move axially.

Preferably, a clamping block for limiting clamping is arranged in the upper cover, and a first line pressing clamping piece and a second line pressing clamping piece are clamped in the clamping block in a limiting mode.

Preferably, the first line pressing clamping piece and the second line pressing clamping piece are bending pieces, wherein the bottom edge is clamped and inserted into the clamping block, and the bending edge is bent towards the push shaft and forms butt joint.

Preferably, the upper end of the reed is provided with a bending part extending towards the first line pressing card end, the reed is embedded in the lower seat through the bending part, the reed is arranged in an inclined mode, and a protruding structure is arranged on the reed.

Preferably, the dust cover is of a wave-shaped structure.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the reed adopts a sheet structure design, and meanwhile, the upper end of the reed extends to form a bending part, and the bending part is clamped in the lower seat to play a role in fixing the reed, so that the reed is not easy to separate. Replace original terminal for first line ball card and second line ball card, wherein the base joint of this first line ball card and second line ball card is to the card piece of lower seat in, make it be difficult for deviating from, the limit of bending of first line ball card is pasted and is connected to the reed and forms and switch on, the limit of bending of second line ball card is pasted and is connected to the static contact and forms and switch on, further embodiment the convenience of this dustproof direct current signal switch installation, the mode of connection adopts laminating connected mode simultaneously, the defect that appears because of the riveting is reduced, it is more stable to connect.

2. According to the utility model, the spring plate is obliquely arranged on one side of the push shaft, so that the spring plate is more conveniently contacted with the push shaft, the spring plate is also provided with a protruding structure extending towards the direction of the push shaft, when the lock knob is pressed, the lock plate is driven to downwards pull the push shaft, at the moment, due to the structure of the push shaft, the protruding structure on the spring plate is abutted and the spring plate is pressed downwards, so that a movable contact on the spring plate and a static contact on the static contact are abutted and form a loop with the first line pressing clamping piece and the second line pressing clamping piece, and the stability of on-off is further improved.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a dustproof dc signal switch.

Fig. 2 is a schematic diagram of an internal structure of a dustproof dc signal switch (an upper cover is not shown).

Fig. 3 is a schematic view of the overall structure of a dustproof dc signal switch (a handle is not shown).

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. a handle; 2. a dust-proof sleeve; 3. an upper cover; 4. a lower seat; 4.1, clamping blocks; 5. locking and twisting; 6. a locking plate; 7. pushing the shaft; 8. a spring; 9. a first wire pressing card; 10. a reed; 10.1, a bending part; 11. a static contact piece; 12. and a second wire pressing card.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, which is a schematic structural diagram of a dustproof dc signal switch according to a preferred embodiment of the present invention, the dustproof dc signal switch includes an upper cover 3, a lower seat 4 assembled with the upper cover 3, and a handle 1 assembled with the lower seat 4, a push shaft 7 for separating is installed in the lower seat 4, a dustproof sleeve 2 is sleeved on the upper portion of the push shaft 7 and is limited and clamped to the handle 1, a spring 8 is installed in the push shaft 7 and is installed in an installation groove of the lower seat 4 through the spring 8, a spring plate 10 and a static contact plate 11 contacting with the spring plate 10 for conduction are embedded in the lower seat 4, one end of the spring plate 10 is attached to a first pressing line card 9 embedded in the lower seat 4, the static contact plate 11 is attached to a second pressing line card 12 embedded in the lower seat 4, a passage of the dustproof dc signal switch is formed among the spring plate 10, the static contact plate 11, the first pressing line card 9 and the second pressing line card 12, through pressing push shaft 7, through the contact that pushes shaft 7 and reed 10, reach the effect of break-make, push shaft 7 top and be equipped with the spline, be fixed with handle 1 through this spline, be equipped with a plurality of "mouth" grooves in lower seat 4 and the upper cover 3, after the assembly is being accomplished with lower seat 4 to upper cover 3, this "mouth" groove forms "labyrinth" dustproof groove, further promotes this dustproof direct current signal switch's dustproof effect.

In this embodiment, 2 upper portions of dirt proof boot are equipped with locking plate 6, and this locking plate 6 is fixed through 1 butt of handle, and locking plate 6 other end cartridge is in seat 4 down, and on locking plate 6 was arranged in 2 upper ends of dirt proof boot and handle 1 was fixed in locking plate 6 simultaneously, the synchronous realization was to locking plate 6 and dirt proof boot 2 fixed, and locking plate 6 other end cartridge is in seat 4 down for this locking plate 6 installation is more stable.

In this embodiment, the lock knob 5 for driving the lock plate 6 to move axially is assembled on the lock plate 6, and the lock knob 5 is fixed through the mounting hole on the lock plate 6, so that the lock knob 5 and the lock plate 6 can move synchronously.

In this embodiment, be equipped with in the upper cover 3 and be used for playing the fixture block 4.1 of spacing joint effect, spacing joint has first line ball card 9 and second line ball card 12 in this fixture block 4.1, integrated into one piece between fixture block 4.1 and the upper cover 3, reinforcing fixture block 4.1's intensity, arrange first line ball card 9 and second line ball card 12 in this fixture block 4.1 simultaneously, realize fixture block 4.1 to the spacing fixed of this first line ball card 9 and second line ball card 12, make both be difficult for droing, stability is high.

In this embodiment, the first line ball card 9 and the second line ball card 12 are bending pieces, wherein the bottom edge is clamped and inserted into the fixture block 4.1, the bending edge is bent towards the push shaft 7 and forms a butt, the bottom edge is a fixed edge and plays a role in clamping and stabilizing the first line ball card 9 and the second line ball card 12, wherein the bending edge butt of the first line ball card 9 is conducted to the reed 10, the bending edge butt of the second line ball card 12 is conducted to the static contact 11, and at this time, the reed 10, the static contact 11, the first line ball card 9 and the second line ball card 12 form an on-off loop of the dustproof direct current signal switch.

In this embodiment, the reed 10 upper end is equipped with the portion of bending 10.1 that extends the setting to first line ball card 9 end, inlays reed 10 in lower seat 4 through this portion of bending 10.1, the slope of reed 10 sets up, and is equipped with protruding structure on the reed 10, and this portion of bending 10.1 one end is equipped with the time colludes, colludes the joint to lower seat 4 through the time drive reed 10 and the portion of bending 10.1 inlays the dress, the slope setting of reed 10 and the protruding structure on it for push shaft 7 carries out the roof pressure to this protruding structure when the action, and reed 10 contracts under the effect of elastic force and contracts and realizes switching on with static contact 11 contacts.

In this embodiment, dirt proof boot 2 is the wave structure, and the dirt proof boot 2 of wave structure for its dustproof effect further improves, effectively prevents inside entering switch such as dust, thereby prolongs the life of product.

While the utility model has been described in further detail in connection with specific embodiments thereof, it will be understood that the utility model is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the utility model, which should be considered to be within the scope of the utility model as defined by the appended claims.

Claims (7)

1. A dustproof direct current signal switch comprises an upper cover (3), a lower seat (4) assembled with the upper cover (3) and a handle (1) assembled on the lower seat (4),

the method is characterized in that:

lower seat (4) content is equipped with and is used for playing the separating action push away axle (7), should push away axle (7) upper portion cover and be equipped with dirt proof boot (2) and spacing joint to handle (1), push away and be equipped with spring (8) in axle (7) and adorn in the mounting groove of lower seat (4) through spring (8), lower seat (4) embedded reed (10) and static contact (11) that realize switching on with reed (10) contact are equipped with, reed (10) one end pastes with inlay first line ball card (9) of adorning in lower seat (4) and is connected, static contact (11) paste with inlay second line ball card (12) of adorning in lower seat (4) and be connected.

2. The dustproof direct current signal switch according to claim 1, wherein: the dustproof cover (2) is provided with a locking plate (6) on the upper part, the locking plate (6) is fixed by the butt joint of the handle (1), and the other end of the locking plate (6) is inserted in the lower seat (4).

3. The dustproof direct current signal switch according to claim 2, wherein: the lock knob (5) for driving the lock plate (6) to move axially is assembled on the lock plate (6).

4. The dustproof direct current signal switch according to claim 1, wherein: a clamping block (4.1) for limiting clamping is arranged in the upper cover (3), and a first line pressing clamping piece (9) and a second line pressing clamping piece (12) are clamped in the clamping block (4.1) in a limiting mode.

5. The dustproof direct current signal switch according to claim 4, wherein: the first pressing line clamping piece (9) and the second pressing line clamping piece (12) are bending pieces, wherein the bottom edge is clamped and inserted into the clamping block (4.1), and the bending edge is bent towards the pushing shaft (7) and forms butt joint.

6. The dustproof direct current signal switch according to claim 1, wherein: the upper end of the reed (10) is provided with a bending part (10.1) extending towards the end of the first pressing line clamping piece (9), the reed (10) is embedded in the lower seat (4) through the bending part (10.1), the reed (10) is arranged in an inclined mode, and a protruding structure is arranged on the reed (10).

7. The dustproof direct current signal switch according to claim 1, wherein: the dustproof sleeve (2) is of a wave-shaped structure.

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