CN202737191U

CN202737191U - Waterproof connector

Info

Publication number: CN202737191U
Application number: CN 201220291311
Authority: CN
Inventors: 宋岱卿
Original assignee: Simula Technology Inc
Current assignee: Simula Technology Inc
Priority date: 2012-06-20
Filing date: 2012-06-20
Publication date: 2013-02-13
Anticipated expiration: 2022-06-20

Abstract

The utility model relates to a waterproof connector, comprising an inner insulation seat provided with a plurality of connection terminals in an embedded manner, a metal housing, a metal plate body which is disposed on a top side of the metal housing and can shield each location hole, an outer insulation seat formed on the metal plate body and the metal housing in an emission manner, and a gasket provided with a communication opening communicated with a front sleeve opening and at least a second embedded clamp portion which is embedded and clamped with a first embedded clamp portion. One end of the metal housing is provided with a front opening and the other end of the metal housing is provided with a rear opening. The inner insulation seat can pass through the rear opening and be contained in the metal housing. Two location holes are opened in the top side of the metal housing. Because the outer insulation seat is directly formed on the metal housing, the waterproof connector can effectively simplify an assembly process and save manpower cost besides having perfect waterproof efficacy.

Description

Water-proof connector

Technical field

The utility model is relevant for a kind of water-proof connector, espespecially be arranged with the water-proof connector of an external insulation stool, this external insulation stool system envelopes insulating base frame, metal shell and metal plate in this water-proof connector with injection molding manufacture procedure, improves the ground water resistance to reach.

Background technology

Progress along with communication science and technology and electronic technology, the electronic installation that possesses various functions, as: can allow the people the mobile phone of two ends, world communication, can satisfy people whenever and wherever possible listoning music walkman and can assist people to process PC (Personal Computer) of every things etc., all become the indispensable instrument of modern people, and nowadays different types of electronic installation can be integrated into one mutually, so that utilize the mobile phone listoning music, or utilize PC the function such as to call, no longer be unreachable dream.Yet, though these electronic installations can bring people many facilities, be afraid of most in the use to touch water and cause short circuit, or make moist and corrosion damages.At present, though most electronic installation all is coated with the exquisite shell of design, to avoid extraneous dust and aqueous vapor to touch inner precision electronic element, but, these electronic installations are in order to receive extraneous electronic signal and the power supply that transmits, usually must configure a connector at fuselage, since this connector be not watertight be assembled on the electronic installation, if therefore the user is in the situation that wet weather is used this electronic installation, perhaps accidentally overturn be positioned at this electronic installation periphery take advantage of water object (as: water tumbler), then extraneous moisture and moisture can be via the slits in this connector, invade the respectively inside of this electronic installation, cause precision electronic element in this electronic installation respectively because contacting water or make moist, and be short-circuited or the problem of erosion damage, cause greatly inconvenience of user.

Take the connector of a common at present Micro USB specification as example, owing to convexing with two setting elements on the connection-peg of Micro USB specification, therefore also must offer accordingly two location holes on the connector of Micro USB specification, beginning can allow connection-peg see through the mutual inlay card of setting element and location hole, and then firmly be plugged in this connector, and this location hole is the primary difficult problem of dealer's required solution when the waterproof construction of the connector of design Micro USB specification.See also shown in Figure 1, be known a water-proof connector, this water-proof connector 1 comprises an insulating base frame 11, a waterproof washer 12, a metal shell 13 and a metal plate 14, is embedded with branched splicing ear 110 on this insulating base frame 11, and its outer rim is concaved with an annular groove 111; The configuration of this waterproof washer 12 and this annular groove 111 are complementary, can be embedded in this annular groove 111; This metal shell 13 is provided with an inserting groove 130, its top side then offers two location holes 131, the configuration of the location division 151 on the configuration of each location hole 131 and the connection-peg 15 is complementary, with can with these location division 151 phase inlay cards, this inserting groove 130 is for accommodating this insulating base frame 11 and this waterproof washers 12; This metal plate 14 can be positioned the top side of this metal shell 13, and position corresponding to this location hole 131 is respectively equipped with a location notch 141 on it, to cover this location hole 131.Because each location notch 141 can seal up each location hole 131, and these waterproof washer 12 energy watertight ground are against the internal face of living this inserting groove 130, therefore can guarantee the water resistance of this water-proof connector 1.

Hold, although this water-proof connector 1 possesses good waterproof effect really, yet in practical operation, this water-proof connector 1 still exists some deficiencies and disappearance part, and details are as follows respectively hereby:

(1) welding cost is high: see also again shown in Figure 1, this metal plate 14 must be welded in this metal shell 13 top sides in seam weldering mode, to seal this location hole 131 with guaranteeing watertight, yet, the mode that is welded and fixed will obviously increase the production cost of this water-proof connector 1, does not therefore calculate.

(2) assembly program is complicated: this waterproof washer 12 is in the inlay card mode, be sheathed on this insulating base frame 11, yet, because the configuration of this waterproof washer 12 is less, therefore assembler is when this waterproof washer 12 of installing, not only consuming time longer, and easily because the deviation of installing angle causes this waterproof washer 12 can't fully closely be positioned in this annular groove 111, and then destroy its water proofing property.

(3) and have the slit between casing: although this water-proof connector 1 has good water proofing property, yet, this water-proof connector 1 is after on the casing that is installed up to an electronic installation, owing between this water-proof connector 1 and casing other waterproof measures not being arranged, therefore extraneous moisture or moisture still can infiltrate via the slit of 1 of this casing and this water-proof connector, cause anti-leak waterborne.

Therefore, how to design a kind of water-proof connector, not only having more perfect water resistance reaches outside the more easy assembly program, still can be with lower cost, water-proof connector can directly be installed on the casing of electronic installation on watertight ground, namely become the utility model in the major issue of this i.e. wish solution.

The utility model content

Because the past dealer is when the waterproof construction of design connector, can't effectively solve the problem that assembling is complicated, production cost is too high, the designer is by feat of for many years practical experience, and through after repeatedly the research and test, finally design a kind of water-proof connector of the present utility model, phase can by a brand-new structure, solve aforementioned problems.

Satisfy the purpose of this utility model, namely provide a kind of water-proof connector, to overcome the defective described in the background technology.

Above-mentioned purpose is to be realized by following technical scheme:

The utility model provides a kind of water-proof connector, comprise: an interior insulating base, one end is provided with a hyoplastron, and should be embedded with branched splicing ear in the interior insulating base, one end of each splicing ear is exposed by a side of this hyoplastron, the other end can be extended by the other end of insulating base in this, with respectively with an electronic installation in electronic circuit be electrically connected mutually; One metal shell, the one end offers an open front, its other end offers an after-opening, this open front and this after-opening are interconnected, to form an accommodation space, the configuration of this accommodation space with should in insulating base be complementary, for accommodating should in insulating base, and the top side of this metal shell offers two location holes corresponding to the position of this hyoplastron; One metal plate, the top side of its configuration and this metal shell is complementary, and being positioned at the top side of this metal shell, and is concaved with respectively a location notch corresponding to the position of this location hole respectively on it, this location notch is connected with this location hole, and can cover this location hole; One external insulation stool, utilize ejection formation to make, take shape on this metal shell and the metal plate, so that insulating base, metal shell and metal plate are combined into one in being somebody's turn to do, position corresponding to this open front on this external insulation stool offers a front running-on, and the position of its contiguous this front running-on is provided with at least one the first embedding part; An and pad, consisted of by elastic material, offer a connected entrance on this pad, and be respectively equipped with one second embedding part corresponding to the position of this first embedding part respectively on it, this second embedding part can with this first embedding part phase inlay card, make this pad be positioned an end of this external insulation stool, and make this connected entrance and should before running-on and open front be connected, one side configuration of this pad and the casing of this electronic installation are complementary, and can watertight ground against to this casing corresponding to the position of a spliced eye.

Aforesaid water-proof connector, respectively this first embedding part is located at respectively two corresponding side surface of this external insulation stool.

Aforesaid water-proof connector, the fusing point of insulating base is higher than the fusing point of this external insulation stool in this, and to take shape in the mode of ejection formation at this external insulation stool in the process on this metal plate and the metal shell, insulating base can melted by heat in this.

Aforesaid water-proof connector, two corresponding end of this metal plate extend respectively towards the direction of this metal shell and are provided with a holding section, and this holding section can grasp the top of this metal shell, and this metallic plate physical efficiency firmly is positioned on this metal shell.

Aforesaid water-proof connector, respectively be respectively equipped with a connecting hole on this holding section, and be respectively equipped with a protuberance corresponding to the position of this through hole respectively on this metal shell, the configuration of this protuberance and this connecting hole are complementary, with in the situation that each holding section clamps this metal shell, respectively this protuberance can embed respectively in the corresponding connecting hole.

By above technical scheme, the utility model has the advantage of, because this external insulation stool is directly in the mode of ejection formation, take shape in this on insulating base, thus decapacitation effectively guarantee outside the water proofing property of this water-proof connector, still can significantly simplify its assembly program, obviously improve production efficiency and human cost, in addition, because this pad watertight ground is positioned between this casing and this external insulation stool, therefore can prevent that extraneous aqueous vapor is by the problem of this spliced eye infiltration to this electronic installation inside.

For making goal of the invention of the present utility model, technological means and technique effect have more complete and clearly disclosing, hereby in lower detailed description, and see also accompanying drawing and element numbers.

Description of drawings

Fig. 1 is known water-proof connector schematic diagram;

Fig. 2 is the first preferred embodiment perspective exploded view of the utility model water-proof connector;

Fig. 3 is the perspective exploded view at first another visual angle of preferred embodiment of the utility model water-proof connector;

Fig. 4 is the solid assembling schematic diagram of the first preferred embodiment of the utility model water-proof connector.

The main element label declaration:

Water-proof connector 2

Interior insulating base 21

Hyoplastron 210

Splicing ear 211

Metal shell 22

Accommodation space 220

Open front 221

After-opening 222

Location hole 223

Protuberance 224

Metal plate 23

Location notch 231

Holding section 232

Connecting hole 232a

Fixed part 233

External insulation stool 24

Front running-on 241

The first embedding part 242

Pad 25

Connected entrance 251

The second embedding part 252

Connection-peg 3

Location division 31

Embodiment

The utility model is a kind of water-proof connector, see also Fig. 2 and shown in Figure 3, be the first preferred embodiment of the present utility model, this water-proof connector comprises an interior insulating base 21, one metal shell 22, one metal plate 23, one external insulation stool 24 and a pad 25, extend on the end face of insulating base 21 in being somebody's turn to do and be provided with a hyoplastron 210, and inside is embedded with branched splicing ear 211, one end of each splicing ear 211 is exposed by a side of this hyoplastron 210, its other end then can be extended by the other end of insulating base in this 21, with an electronic installation (not shown) in electronic circuit be electrically connected mutually; One end of this metal shell 22 is provided with an open front 221, its other end then is provided with an after-opening 222, this open front 221 is interconnected with this after-opening 222, to form accommodation spaces 220 in these metal shell 22 inside, the configuration of this accommodation space 220 is complementary with this interior insulating base 21, make this interior insulating base 21 can pass this after-opening 222, be positioned in this accommodation space 220, on the top side of this metal shell 22 position that should hyoplastron 210 is offered two location holes 223, respectively this location hole 223 is connected with this accommodation space 220.

Hold, the top side of the configuration of this metal plate 23 and this metal shell 22 is complementary, its two corresponding end is extended towards the direction of this metal shell 22, to form respectively a holding section 232, the configuration of each holding section 232 and spacing to each other and the top of this metal shell 22 are complementary, can grasp this metal shell 22, this metal plate 23 is positioned on this metal shell 22, the bottom side of this metal plate 23 still is concaved with respectively a location notch 231 corresponding to the position of this location hole 223 respectively, this location notch 231 can be connected with this location hole 223, to cover and to seal up this location hole 223.

See also Fig. 2 and shown in Figure 4, this external insulation stool 24 is made with ejection formation, be directly molded on this metal shell 22 and the metal plate 23, to envelope this metal plate 23 and metal shell 22, meaning namely, the dealer should in after insulating base 21 and metal plate 23 be installed on this metal shell 22, again this metal shell 22 is sent in the mould, make with ejection formation, directly will melt plastic rubber shaping outside this metal shell 22, to form this external insulation stool 24, position corresponding to this open front 221 on this external insulation stool 24 offers a front running-on 241, and the other end of each splicing ear 211 can extend to this external insulation stool 24 outer (as shown in Figure 4), should be interconnected with this open front 221 by front running-on 241, the position that is adjacent to this front running-on 241 on this external insulation stool 24 is provided with at least one the first embedding part 242 (in the present embodiment, have three the first embedding parts 242, one of them is located at the top side of this external insulation stool 24, two bottom sides of then being located at this external insulation stool 24 in addition, and respectively this first embedding part 242 is a groove); This pad 25 is made of elastic material (as: rubber, silica gel), offer a connected entrance 251 on it, and be respectively equipped with one second embedding part 252 corresponding to the position of this first embedding part 242 respectively on it, the configuration of the configuration of this second embedding part 252 and this first embedding part 242 is complementary (in the present embodiment, this second embedding part 252 is an outstanding lamellar body), with can with these the first embedding part 242 phase inlay cards, and make this pad 25 can be positioned an end of this external insulation stool 24, simultaneously, this connected entrance 251 can be connected with this front running-on 241.

See also again shown in Figure 2ly, the configuration of a side of this pad 25 and the casing (not shown) of this electronic installation are complementary, with can watertight ground against to this casing corresponding to the position of a spliced eye; So, after a connection-peg 3 passes this spliced eye, this connection-peg 3 can sequentially pass through this connected entrance 251, front running-on 241 and this open front 221, insert in this accommodation space 220, and form electrical connection with each splicing ear 211, and two location divisions 31 on this connection-peg 3 can embed in the corresponding location hole 223, to guarantee that this connection-peg 3 can closely be plugged in this water-proof connector 2, in addition, because this external insulation stool 24 is to be directly molded on this metal shell 22 and the metal plate 23, therefore should in the fusing point of insulating base 21 must be higher than the fusing point of this external insulation stool 24 (as: the material fusing point of interior insulating base 21 is 360 ℃, the material fusing point of external insulation stool 24 then is 300 ℃), preventing in injection molding manufacture procedure, insulating base 21 in this is the problem of fusing because be heated excessively.

See also again shown in Figure 2, owing to sealing up on this metal shell 22 all spaces except open front 221 these external insulation stool 24 watertights, therefore even if moisture or moisture infiltrate in this accommodation space 220, then moisture and moisture still can't enter in this electronic installation, effectively guarantee the water resistance of this water-proof connector 2, and water-proof connector 2 of the present utility model need not be assembled this external insulation stool 24 in the manpower mode, therefore can significantly promote its production efficiency, and effective production control cost.In addition, after this water-proof connector 2 is installed up in the casing of this electronic installation, because this pad 25 can be positioned between this spliced eye and this external insulation stool 24 watertight, can not infiltrated in this electronic installation by the slit of this casing or spliced eye therefore still can guarantee extraneous moisture or moisture.

In addition, see also again shown in Figure 2, in the utility model the first preferred embodiment, also be respectively equipped with a connecting hole 232a on each holding section 232, and be respectively equipped with a protuberance 224 corresponding to the position of this connecting hole 232a respectively on this metal shell 22, the configuration of this protuberance 224 and each connecting hole 232a are complementary, with in the situation that each holding section 232 grasps this metal shell 22, each protuberance 224 can embed among the corresponding connecting hole 232a, to strengthen the location steadiness of 22 of this metal plate 23 and this metal shells, in addition, this metal plate 23 still extends and is provided with a plurality of fixed parts 233, each fixed part 233 can extend to outside this external insulation stool 24, to fix on the circuit board to this electronic installation.

Again, see also again shown in Figure 2, in the first preferred embodiment of the present utility model, each first embedding part 242 is located at top side and the bottom side of this external insulation stool 24, with behind each first embedding part 242 and each the second embedding part 252 phase inlay card, this pad 25 can grasp an end of this external insulation stool 24, with watertight be positioned on this external insulation stool 24, but, in other preferred embodiments of the present utility model, the dealer also can according to self-demand, change quantity and the installation position of each first embedding part 242, to adjust the installing intensity of 24 of this pad 25 and this external insulation stools.In addition, water-proof connector 2 of the present utility model is through the actual test of designer, confirmation can be by the classification of waterproof test of IPX7, namely, this water-proof connector 2 and after being positioned over one meter of the depth of water and being thirty minutes long, still can keep dry in this electronic installation in being installed up to electronic installation, do not infiltrate and do not have any aqueous vapor, meet the on the market demand of most consumers.

Above for only being the schematic part embodiment of the utility model; be not to limit scope of the present utility model; any those skilled in the art; the equivalent variations of having done under the prerequisite that does not break away from design of the present utility model and principle and modification all should be included within this patent protection range.

Claims

1. a water-proof connector is characterized in that, comprising:

One interior insulating base, one end is provided with a hyoplastron, and should be embedded with branched splicing ear in the interior insulating base, one end of each splicing ear is exposed by a side of this hyoplastron, the other end can be extended by the other end of insulating base in this, and can be respectively with an electronic installation in electronic circuit be electrically connected mutually;

One metal shell, the one end offers an open front, its other end offers an after-opening, this open front and this after-opening are interconnected, and form an accommodation space, the configuration of this accommodation space with should in insulating base be complementary, for accommodating should in insulating base, and the top side of this metal shell offers two location holes corresponding to the position of this hyoplastron;

One metal plate, the top side of its configuration and this metal shell is complementary, and can be positioned at the top side of this metal shell, and is concaved with respectively a location notch corresponding to the position of this location hole respectively on it, this location notch is connected with this location hole, and can cover this location hole;

One external insulation stool, utilize ejection formation to make, take shape on this metal shell and the metal plate, insulating base, metal shell and metal plate are combined into one in this and make, position corresponding to this open front on this external insulation stool offers a front running-on, and the position of its contiguous this front running-on is provided with at least one the first embedding part; And

One pad, consisted of by elastic material, offer a connected entrance on this pad, and be respectively equipped with one second embedding part corresponding to the position of this first embedding part respectively on it, this second embedding part can with this first embedding part phase inlay card, make this pad be positioned an end of this external insulation stool, and make this connected entrance and should before running-on and open front be connected, one side configuration of this pad and the casing of this electronic installation are complementary, and can watertight ground against to this casing corresponding to the position of a spliced eye.

2. water-proof connector according to claim 1 is characterized in that, respectively this first embedding part is located at respectively two corresponding side surface of this external insulation stool.

3. water-proof connector according to claim 2 is characterized in that, fusing point of insulating base is higher than the fusing point of this external insulation stool in this.

4. water-proof connector according to claim 3, it is characterized in that, two corresponding end of this metal plate are extended respectively towards the direction of this metal shell and are provided with a holding section, and this holding section can grasp the top of this metal shell, and this metallic plate physical efficiency firmly is positioned on this metal shell.

5. water-proof connector according to claim 4, it is characterized in that, respectively be respectively equipped with a connecting hole on this holding section, and be respectively equipped with a protuberance corresponding to the position of this through hole respectively on this metal shell, the configuration of this protuberance and this connecting hole are complementary, and can clamp in each holding section the position of this metal shell, respectively this protuberance can embed respectively in the corresponding connecting hole.