CN209912783U

CN209912783U - Self-locking switch for audio switching

Info

Publication number: CN209912783U
Application number: CN201921210848.1U
Authority: CN
Inventors: 蔡明茂
Original assignee: Enping City And Xuan Electronic Parts Co Ltd
Current assignee: Enping City And Xuan Electronic Parts Co Ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-01-07
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a self-locking switch for audio frequency switches, including pressing key, upper cover, base and foot needle, press key activity joint at the middle part of upper cover, upper cover activity joint is on the base, the foot needle is installed to the bottom of base, the inside head of gluing that is equipped with of fixed block, equal fixedly connected with contact piece on the inside both sides wall of gluing the head that corresponds of fixed block, fixedly connected with shell fragment on the preceding terminal surface of gluing the head, glue the head and insert tight butt joint in the inside of base through contact piece and shell fragment. The device passes through the mating reaction of fixed block, second cardboard, spacing mouth and stopper to and the mating reaction of gluing head, shell fragment, hook rod, contact piece and spring, be convenient for carry out once only the grafting assembly to key head, upper cover and base, make the key head press down and bounce convenient operation, avoid the too big vibrations of range, long service life has consolidated the structural stability of once only the grafting assembly, has improved assembly efficiency greatly, and connection structure is compact firm.

Description

Self-locking switch for audio switching

Technical Field

The utility model belongs to the technical field of the self-locking switch, concretely relates to self-locking switch for audio frequency switches.

Background

The self-locking switch generally refers to a switch with a mechanical locking function, the button cannot jump completely after the switch is pressed down, the switch is in a locking state, the button needs to be pressed once again to unlock the switch, the switch is called a self-locking switch, early television and display which are directly and completely powered off are the switch used, along with the gradual progress of society, the competition is stronger, in the traditional self-locking switch, due to structural defects, the assembly is not facilitated in production, the processing efficiency is low, the labor intensity is increased, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-locking switch for audio frequency switches to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a self-locking switch for audio switching comprises a key head, an upper cover, a base and a pin, wherein the key head is movably clamped in the middle of the upper cover, the upper cover is movably clamped on the base, the lower part of the key head is inserted in the base, the bottom of the base is provided with a pin, the key head comprises a fixed block and a rubber head, the rubber head is arranged in the fixed block, the lower end of the fixed block is fixedly provided with a contact push plate, the contact push plate is tightly inserted in the base, the fixed block is inserted at the top of the upper cover, the two sides of the upper cover are respectively and fixedly connected with a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are fixedly inserted on two sides of the base, contact pieces are fixedly connected on two side walls of the rubber heads corresponding to the inside of the fixed block, the rubber head is fixedly connected with an elastic sheet on the front end face, and the rubber head is tightly inserted and abutted inside the base through the contact piece and the elastic sheet.

Preferably, the top of upper cover is equipped with the fixed orifices with fixed block looks accordant connection, four corners of upper cover all are equipped with spacing mouthful, the upper port department fixedly connected with stopper of base, stopper and spacing mouthful accordant connection.

The arrangement effectively improves the stability of the connection structure of the upper cover and the key head; and the upper cover is clamped on the limiting block through the limiting port, so that the stability of the connecting structure of the upper cover and the base is improved.

Preferably, the two sides of the base are respectively provided with a first clamping groove and a second clamping groove, the first clamping groove and the second clamping groove are respectively connected with a first clamping plate and a second clamping plate in a matched manner, the inner side of the second clamping plate is fixedly connected with a buckle, the groove wall of the second clamping groove is provided with a bayonet, and the bayonet is connected with the buckle in a matched manner.

This setting has further improved upper cover and base connection structure's stability to in going into the bayonet socket through the buckle card, effectively improved the steadiness of being connected between upper cover and the base, it is convenient to dismantle, and compact connection is firm.

Preferably, the lower part of the second clamping groove is fixedly connected with a supporting block, and the lower end of the second clamping plate is supported against the supporting block.

This setting is convenient for support tightly fixedly to the bottom of second cardboard, is favorable to further improving upper cover connection structure's fastness.

Preferably, the inside of base is equipped with the fixed slot of being connected with the contact push pedal phase-match.

The key head is convenient to mount, the structure is compact, the contact push plate is stably connected and fastened, and the contact push plate and the pins are convenient to contact and break.

Preferably, the middle part of the fixed slot is fixedly connected with a spring, the end part of the spring is abutted against and fixed on the bottom of the rubber head, and a hook rod is inserted and tightly arranged between the rubber head corresponding to the spring and the base.

This set up effectual improvement glue the stability of connection structure between head and the base, it is flexible convenient to press, use in a flexible way, and through the mating reaction of hook rod and spring, be convenient for press the position to the installation of gluing the head and adjust, thereby make the key head press and bounce convenient operation, avoid the too big vibrations of range, the protecting effect is good, long service life, simultaneously through the mating reaction with contact piece and shell fragment, the structural stability of the disposable grafting assembly of the device has been consolidated, the assembly efficiency is greatly improved.

Compared with the prior art, the utility model discloses a technological effect and advantage: this novel self-locking switch, through the fixed block, the fixed orifices, the fixed slot, first cardboard, the second cardboard, first draw-in groove, the second draw-in groove, the mating reaction of spacing mouth and stopper, and glue the head, the shell fragment, the hook rod, the mating reaction of contact piece and spring, be convenient for to the key head, upper cover and base carry out the assembly of once only pegging graft, make the key head press down and bounce convenient operation, avoid the too big vibrations of range, the protecting effect is good, long service life, the structural stability of the device's once only assembly of pegging graft has been consolidated simultaneously, the assembly efficiency is greatly improved, and through the buckle, bayonet socket and tight piece of support, further consolidate to the connection structure between it, connection structure steadiness is high, it is compact firm, more do benefit to the assembly, assembly and availability factor have effectively been improved, the production and popularization of being convenient for.

Drawings

Fig. 1 is a schematic view of the split structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the contact sheet structure of the present invention;

fig. 5 is a schematic view of the spring structure of the present invention;

FIG. 6 is a schematic view of the hook rod structure of the present invention;

fig. 7 is a schematic view of the upper cover structure of the present invention.

In the figure: 1. a key head; 101. gluing heads; 102. a fixed block; 103. contacting the push plate; 2. an upper cover; 201. a first clamping plate; 202. a second clamping plate; 203. a fixing hole; 204. a limiting port; 205. buckling; 3. a base; 301. a first card slot; 302. a second card slot; 303. fixing grooves; 304. a limiting block; 305. a bayonet; 306. a propping block; 4. a pin; 5. a spring; 6. a contact piece; 7. a hook rod; 8. an elastic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-7, a self-locking switch for audio switching includes a key head 1, an upper cover 2, a base 3 and pins 4, the key head 1 is movably clamped in the middle of the upper cover 2, the upper cover 2 is movably clamped on the base 3, the lower portion of the key head 1 is inserted into the base 3, the pins 4 are installed at the bottom of the base 3, the key head 1 includes a fixed block 102 and a rubber head 101, the rubber head 101 is installed inside the fixed block 102, a contact push plate 103 is fixedly installed at the lower end of the fixed block 102, the contact push plate 103 is inserted into the base 3, the fixed block 102 is inserted into the top of the upper cover 2, two sides of the upper cover 2 are respectively and fixedly connected with a first clamping plate 201 and a second clamping plate 202, the first clamping plate 201 and the second clamping plate 202 are fixedly inserted into two sides of the base 3, two corresponding side walls of the rubber head 101 inside the fixed block 102 are both fixedly connected with contact pieces 6, the front end face of the rubber head 101 is fixedly connected with an elastic sheet 8, and the rubber head 101 is tightly inserted and abutted inside the base 3 through the contact piece 6 and the elastic sheet 8.

The top of the upper cover 2 is provided with a fixing hole 203 which is matched and connected with the fixing block 102, four corners of the upper cover 2 are provided with limit ports 204, an upper port of the base 3 is fixedly connected with a limit block 304, and the limit block 304 is matched and connected with the limit ports 204; the stability of the connection structure of the upper cover 2 and the key head 1 is effectively improved; and the upper cover 2 and the base 3 are connected through the limiting opening 204.

A first clamping groove 301 and a second clamping groove 302 are respectively arranged on two sides of the base 3, the first clamping groove 301 and the second clamping groove 302 are respectively matched and connected with a first clamping plate 201 and a second clamping plate 202, a buckle 205 is fixedly connected to the inner side of the second clamping plate 202, a bayonet 305 is arranged on the groove wall of the second clamping groove 302, and the bayonet 305 is matched and connected with the buckle 205; the stability of upper cover 2 and base 3 connection structure has further been improved to in going into bayonet 305 through buckle 205 card, effectively improved the steadiness of being connected between upper cover 2 and the base 3, it is convenient to dismantle, connect compactly firm.

The lower part of the second clamping groove 302 is fixedly connected with a propping block 306, and the lower end of the second clamping plate 202 props against the propping block 306; the bottom of the second clamping plate 202 is conveniently supported and fixed, and the firmness of the connecting structure of the upper cover 2 is further improved.

A fixing groove 303 matched and connected with the contact push plate 103 is arranged in the base 3; the key head 1 is convenient to mount, the structure is compact, the contact push plate 103 is connected and fastened stably, and the contact and disconnection between the contact push plate and the pins 4 are facilitated.

The middle part of the fixing groove 303 is fixedly connected with a spring 5, the end part of the spring 5 is tightly propped against and fixed on the bottom of the rubber head 101, and a hook rod 7 is tightly inserted between the rubber head 101 corresponding to the spring 5 and the base 3; effectual improvement glue the stability of connection structure between head 101 and the base 3, it is convenient to press flexible, the use is nimble, and the mating reaction through hook rod 7 and spring 5, be convenient for press the position to the installation of gluing head 101 and adjust, thereby make press key head 1 to press and bounce convenient operation, avoid the too big vibrations of range, the protecting effect is good, long service life, simultaneously through the mating reaction with contact piece 6 and shell fragment 8, the structural stability of the disposable grafting assembly of the device has been consolidated, the assembly efficiency is greatly improved.

Specifically, when in use, through the matching action of the fixing block 102, the fixing hole 203, the fixing groove 303, the first clamping plate 201, the second clamping plate 202, the first clamping groove 301, the second clamping groove 302, the limiting opening 204 and the limiting block 304, and the matching action of the rubber head 101, the elastic sheet 8, the hook rod 7, the contact sheet 6 and the spring 5, the key head 1, the upper cover 2 and the base 3 are convenient to be inserted and assembled at one time, the key head 1 is convenient to press and bounce, avoids overlarge vibration, has good protection effect and long service life, meanwhile, the structural stability of one-time insertion assembly of the device is reinforced, the assembly efficiency is greatly improved, and through the buckle 205, the bayonet 305 and the abutting block 306, the connecting structure between the two connecting plates is further reinforced, the connecting structure is high in stability, compact and firm, assembly is facilitated, assembly and use efficiency are effectively improved, and production and popularization are facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a self-locking switch for audio frequency switches, includes button head (1), upper cover (2), base (3) and foot needle (4), its characterized in that: the button head (1) is movably clamped in the middle of the upper cover (2), the upper cover (2) is movably clamped on the base (3), the lower portion of the button head (1) is inserted into the base (3), the pin (4) is installed at the bottom of the base (3), the button head (1) comprises a fixed block (102) and a rubber head (101), the rubber head (101) is arranged inside the fixed block (102), a contact push plate (103) is fixedly installed at the lower end of the fixed block (102), the contact push plate (103) is inserted into the base (3), the fixed block (102) is inserted into the top of the upper cover (2), the two sides of the upper cover (2) are respectively and fixedly connected with a first clamping plate (201) and a second clamping plate (202), the first clamping plate (201) and the second clamping plate (202) are fixedly inserted into the two sides of the base (3), and two side walls of the rubber head (101) corresponding to the inside of the fixed block (102) are respectively and fixedly connected with contact pieces (6) The rubber head (101) is fixedly connected with an elastic sheet (8) on the front end face of the rubber head (101), and the rubber head (101) is tightly inserted and abutted in the base (3) through the contact piece (6) and the elastic sheet (8).

2. The self-locking switch for audio switching according to claim 1, wherein: the top of upper cover (2) is equipped with fixed orifices (203) with fixed block (102) looks accordant connection, four corners of upper cover (2) all are equipped with spacing mouthful (204), the last port department fixedly connected with stopper (304) of base (3), stopper (304) and spacing mouthful (204) looks accordant connection.

3. The self-locking switch for audio switching according to claim 1, wherein: the improved clamping device is characterized in that a first clamping groove (301) and a second clamping groove (302) are respectively arranged on two sides of the base (3), the first clamping groove (301) and the second clamping groove (302) are respectively connected with a first clamping plate (201) and a second clamping plate (202) in a matched mode, a buckle (205) is fixedly connected to the inner side of the second clamping plate (202), a bayonet (305) is arranged on the groove wall of the second clamping groove (302), and the bayonet (305) is connected with the buckle (205) in a matched mode.

4. A self-locking switch for audio switching according to claim 3, wherein: the lower part of the second clamping groove (302) is fixedly connected with a propping block (306), and the lower end of the second clamping plate (202) props against the propping block (306).

5. The self-locking switch for audio switching according to claim 1, wherein: the inside of base (3) is equipped with fixed slot (303) with contact push pedal (103) assorted connection.

6. The self-locking switch for audio switching according to claim 5, wherein: the middle part fixedly connected with spring (5) of fixed slot (303), the tip of spring (5) supports tightly to be fixed on the bottom of gluing head (101), it is provided with hook lever (7) to insert tightly between gluing head (101) and base (3) that spring (5) correspond.