CN218632601U - Single-seat sealing socket - Google Patents

Abstract

The utility model relates to a single-seat sealed socket, which at least comprises a socket shell component and a socket cover plate, wherein the socket shell component comprises an inner shell, an outer shell and a contact element, and the inner shell, the outer shell and the contact element are molded into a whole by injection; the contact piece is arranged in the inner shell and sealed with the inner shell, the socket cover plate is assembled at the rear end of the socket and sealed with the inner shell, the single-seat sealed socket is assembled on the installation panel, and seals are formed between the socket shell component and the installation panel and between the socket cover plate and the installation panel. The utility model discloses a tertiary sealed form makes the socket have independent sealing performance, does not need additionally to use sealed frock, and the cost is reduced has simultaneously guaranteed the sealing performance of socket, has avoided steam to get into the inside electric property that influences whole equipment of equipment or has caused the equipment to damage.

Description

Single-seat sealing socket

Technical Field

The utility model relates to a connector sealing technique field specifically is a single seat sealing socket.

Background

Because service environment is more complicated for the mobile unit, for guaranteeing its steady operation, the leakproofness is a performance of its crucial importance, in case sealed failure, will certainly lead to equipment end to intake, damages the interior components and parts of equipment, can lead to equipment to scrap when serious, and the loss is great.

The connector interface that uses commonly on the equipment at present can only realize sealedly after plug, socket are to inserting, before whole car equipment, only installs the socket end on the equipment, does not possess sealing performance, in transportation and installation, has into water the risk. Or the storage environment is improper, so that water vapor enters the interior of the equipment, and the electrical performance of the whole equipment is affected. At present, the vehicle-mounted equipment always has the risk of damage to the equipment caused by water entering from a port.

In order to avoid the risks, manufacturers adopt a sealing tool matched with the connector assembly of the manufacturer to be inserted, but the cost of the mode is high. Therefore, it is necessary to design a socket connector with independent sealing function. The connectors with the performance mostly adopt a circular machine to add a contact element and an O-shaped ring, adopt a metal shell to realize the shielding function, but for a sheet type contact element, the problems of self-sealing and shielding sealing of the contact element still need to be overcome.

Disclosure of Invention

In order to solve the problem, the utility model provides a single seat sealed socket adopts tertiary sealed form to make the socket have independent sealing performance, need not adopt sealed frock, and the cost is reduced has guaranteed the sealing performance of socket simultaneously, has avoided steam to get into the inside electric property that influences whole equipment of equipment or has caused the equipment to damage.

The utility model particularly realizes through the following technical scheme, according to the utility model provides a single seat sealed socket, it includes socket housing part and socket apron at least, socket housing part includes inner shell, shell body and contact element, inner shell, shell body and contact element injection moulding as an organic whole; the contact piece is arranged in the inner shell, the contact piece and the inner shell are sealed, the socket cover plate is assembled at the rear end of the socket shell component and sealed with the inner shell, the single-seat sealed socket is installed on the installation panel, and seals are formed between the socket shell component and the installation panel and between the socket cover plate and the installation panel.

Furthermore, a glue pouring groove is formed in the rear end of the inner shell and used for pouring glue, and the contact element and the inner shell are sealed through glue pouring; or the rear end of the inner shell is provided with a sealing ring mounting groove, and the rubber sealing ring is mounted in the sealing ring mounting groove, so that the contact element and the inner shell are in interference fit through a silica gel injection process or a convex rib on the rubber sealing ring to form sealing.

Furthermore, a sealing is formed between the socket cover plate and the inner shell through a sealing rubber ring, and a convex rib structure is further arranged on the periphery of the sealing rubber ring to form reliable sealing; this sealing rubber ring carries out axial positioning through step I and the step II that sets up at the inner housing periphery that sets up at socket cover plate inner wall.

Furthermore, the socket shell component, the socket cover plate and the mounting panel are sealed through square disc rubber gaskets; be provided with first protruding muscle and the protruding muscle of second on this square plate cushion, first protruding muscle is located between socket shell body and the installation panel, and the protruding muscle of second is located between socket cover board and the installation panel to it is reliably sealed to make to form between installation panel and socket shell body and the socket cover board through the square plate cushion.

Furthermore, the side, close to the socket shell body, of the square rubber pad is further provided with a mushroom head fixing part, the mushroom head fixing part comprises a large-diameter section and a small-diameter section, and when the square rubber pad is installed, the mushroom head fixing part is installed in an installation hole in a flange plate of the socket shell body and is clamped on the flange plate of the socket shell body through the large-diameter section. Can play the effect of square plate cushion location on the one hand through this first mounting of mushroom, on the other hand can prevent that square plate cushion from droing or taking place offset and lead to sealing failure in the installation.

Furthermore, a first sealing ring and a second sealing ring are respectively arranged between the socket shell and the installation panel and between the socket cover plate and the installation panel to form sealing. The first sealing ring and the second sealing ring are two independent sealing rings.

Further, the contacts include power contacts and signal contacts, and the contacts may be sheet contacts.

Further, the inner housing, the outer housing and the contact member are all of a bent structure or all of a straight structure.

Furthermore, the single-seat sealed socket further comprises a front shielding piece and a rear shielding piece, wherein the front shielding piece is installed on the periphery of the front end of the inner shell, the rear shielding piece is installed in the rear end of the outer shell, the front end of the rear shielding piece is in contact conduction with the front shielding piece, and the rear end of the rear shielding piece is in contact conduction with the installation panel.

Furthermore, the position where the rear end of the rear shielding piece is in contact with the installation panel is positioned between the sealing position of the socket shell component and the installation panel and the sealing position of the socket cover plate and the installation panel, so that the single-seat sealed socket has independent sealing performance and shielding performance.

Compared with the prior art, the utility model obvious advantage and beneficial effect have. Borrow by above-mentioned technical scheme, the utility model relates to a single sealed socket can reach considerable technological advancement and practicality to have extensive value, it has following advantage at least:

(1) The utility model discloses it is sealed through sealed glue of injection or contact external installation rubber seal formation first order between the casing in contact and the socket, form the second grade through the sealed rubber seal of installation between casing and the socket apron in the socket and seal, square stock cushion or sealing washer are installed between socket casing and installation panel, make and form the third grade between installation panel and socket casing and the socket apron and seal. The socket single seat leakproofness is realized through the structure, a sealing tool is not needed, the cost is reduced, meanwhile, the sealing performance of the socket is guaranteed, and the risk that water vapor enters the inside of equipment to influence the electrical performance of the whole equipment or cause equipment damage is avoided.

(2) The socket shell and the contact are integrally formed in an insert mode through injection molding, so that secondary assembly can be avoided, and the assembly efficiency is improved. And the utility model discloses both be applicable to curved formula socket and also be applicable to straight formula socket, application range is wide.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is an exploded view of a single seat sealed receptacle of the present invention;

FIG. 2 is an example of a rubber seal provided outside the contact;

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

FIG. 4 is an enlarged view of detail A of FIG. 3;

FIG. 5 is a cross-sectional view of the single seat sealed receptacle of FIG. 3 from the right;

FIG. 6 is a schematic view of the receptacle housing component;

FIG. 7 is a schematic view of a square disc cushion;

fig. 8 is an example in which the third seal mechanism employs a seal ring.

[ description of reference ]:

1: a front shield; 9: a glue pouring groove;

2: a rear shield; 10: a rubber seal ring;

3: a socket cover plate; 11: sealing the rubber ring;

4: a socket housing; 12: a step I;

4-1: an inner housing; 13: a step II;

4-2: an outer housing; 14: a convex rib structure;

5: a contact member; 15: a square plate rubber mat;

6: a bushing; 16: the outer edge of the socket cover plate is flanged;

7: a power contact; 17: a first rib;

8: a signal contact; 18: a second convex rib;

19: mushroom head fixing parts; 22-2: a contact section;

19-1: a large diameter section; 23: installing a panel;

19-2: a small diameter section; 24: a first seal ring;

20: mounting holes; 25: a second seal ring; '

21: a through hole; 26: a first seal groove;

22: a spring claw; 27: a second seal groove;

22-1: a crimping section; 28: a socket housing flange.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments and accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the present invention provides a single-seat sealed socket, which at least includes a socket housing component, a front shield 1, a rear shield 2 and a socket cover plate 3. The socket shell part comprises a socket shell 4, a contact 5, a bush 6 and the like, wherein the socket shell, the contact and the bush are integrally injection-molded in an insert mode, or the socket shell and the contact are integrally injection-molded in an insert mode, and the bush 6 is assembled in an assembly mode. So can avoid secondary assembly, improve assembly efficiency. The contacts include power contacts 7 and signal contacts 8. In one embodiment, the contact is a sheet contact.

For the convenience of description, the socket shell is defined to include an inner shell 4-1 and an outer shell 4-2, and the inner shell and the outer shell are injection molded into a whole. As shown in fig. 3, the front shield 1 is installed on the outer periphery of the front end of the inner housing, and the rear shield 2 is installed in the rear end of the outer housing and is conducted with the front shield. The rear end refers to the end of the socket mounted on the mounting panel, and the lower end shown in fig. 3 is the rear end. The contact piece is arranged in the inner shell, and self-sealing between the contact piece and the inner shell is realized through the first sealing mechanism. The socket cover plate is assembled at the rear end of the socket shell and sealed with the inner shell through a second sealing mechanism. The single seat sealed socket is assembled on the mounting panel 23 and sealed with the mounting panel by a third sealing mechanism. The third sealing mechanism may effect a seal between the receptacle housing component and the mounting panel 23 and between the receptacle cover plate and the mounting panel 23.

The installation panel can be an equipment end installation panel or an installation panel of other application scenes, and the installation panel can be made of metal or nonmetal.

In one embodiment, the receptacle housing is of a bent configuration and correspondingly the contacts are also of a bent configuration. In the bent structure, the included angle between the central axis of the front end and the central axis of the rear end of the socket is 0-90 °, and 90 ° is shown in fig. 1 and 3.

In other embodiments, the socket housing has a straight structure, and correspondingly, the contacts have a straight structure. In the straight structure, the included angle between the central axis of the front end of the socket and the central axis of the rear end of the socket is 180 degrees.

In one embodiment, the first sealing mechanism includes a glue filling groove 9 disposed on the inner housing, as shown in fig. 4, the glue filling groove is disposed at the end of the rear end of the inner housing and surrounds the contact, and after the components of the socket are assembled, the glue filling groove is filled with a sealant to form a self-sealing between the contact and the inner housing.

In another embodiment, the first sealing mechanism includes a rubber sealing ring 10 assembled on the outer periphery of the contact element, the outer periphery of the rubber sealing ring 10 is further provided with a convex rib, as shown in fig. 2, the rear end of the inner casing is provided with a sealing ring mounting groove, and the rubber sealing ring is sleeved on the contact element and mounted in the sealing ring mounting groove to be in interference fit with the contact element and the inner casing through a silica gel injection process or the convex rib on the rubber sealing ring, so as to achieve sealing between the contact element and the inner casing.

Second sealing mechanism include sealed rubber ring 11, as shown in fig. 3, this sealed rubber ring is installed between interior casing and socket apron, socket apron inner wall is provided with step I12, interior casing periphery is provided with step II 13, sealed rubber ring is installed and is carried out the axial spacingly through step I and step II in interior casing periphery.

Furthermore, the periphery of the sealing rubber ring is also provided with a convex rib structure 14, and the convex rib structure of the sealing rubber ring is radially extruded in the installation process of the socket cover plate, so that reliable sealing is formed between the inner shell and the socket cover plate.

In an embodiment, the third sealing mechanism includes a square disc rubber mat 15, as shown in fig. 3, the square disc rubber mat is installed between the socket housing and the installation panel 23, and the outer edge flange 16 of the socket cover is located between the socket housing and the square disc rubber mat, so that the sealing is formed between the socket housing and the installation panel and between the outer edge flange 16 of the socket cover and the installation panel through the square disc rubber mat.

Preferably, as shown in fig. 3 and 7, the square disc rubber mat is further provided with a first rib 17 and a second rib 18, and after the square disc rubber mat is installed between the socket outer shell and the installation panel, the first rib is located between the socket outer shell and the installation panel to form a reliable seal therebetween. The second convex rib is positioned between the socket cover plate and the mounting panel to ensure that the socket cover plate and the mounting panel form reliable sealing.

Further, as shown in fig. 6 and 7, a mushroom head fixing piece 19 is further disposed on one side of the square rubber mat close to the socket shell, the mushroom head fixing piece includes a large diameter section 19-1 and a small diameter section 19-2, a mounting hole 20 is disposed on the socket shell flange 28, and when the square rubber mat is mounted, the mushroom head fixing piece is mounted in the mounting hole 20 and is clamped on the socket shell flange through the large diameter section. Can play the effect of square plate cushion location on the one hand through this first mounting of mushroom, on the other hand can prevent that square plate cushion from droing or taking place offset and lead to sealing failure in the installation.

Further, as shown in fig. 7, a through hole 21 is further provided between the first protruding rib and the second protruding rib of the square rubber mat, and the elastic claw 22 at the tail of the shielding member after the socket passes through the through hole and then is in contact conduction with the mounting panel to realize the shielding function.

Further, as shown in fig. 5, the rear shielding tail elastic claw comprises a crimping section 22-1 and a contact section 22-2, after the socket is assembled to the device, the crimping section 22-1 of the rear shielding is pressed between the socket outer shell and the socket cover plate, and the contact section 22-2 of the rear shielding penetrates through the through hole on the square disc rubber pad and is in contact conduction with the mounting panel, so that shielding is realized.

In another embodiment, the third sealing mechanism may be replaced by two sealing rings of different sizes, as shown in fig. 8, which are defined as a first sealing ring 24 and a second sealing ring 25, respectively, the first sealing ring being larger than the second sealing ring. Correspondingly, the socket housing flange is provided with a first sealing groove 26 and a second sealing groove 27, which are used for mounting a first sealing ring and a second sealing ring, respectively. After the socket is integrally assembled on the installation panel, the socket shell body and the installation panel are sealed through the first sealing ring, and the socket cover plate and the installation panel are sealed through the second sealing ring.

No matter the third sealing mechanism adopts the square disc rubber mat or the two sealing rings, the position where the rear end of the rear shielding part is contacted and conducted with the installation panel is positioned between the sealing position of the socket shell and the installation panel and between the sealing position of the socket cover plate and the installation panel, so that the single-seat sealing socket has independent sealing performance and shielding performance.

In one embodiment, the socket may be integrally secured to the mounting panel 23 by screws driven into the bushings 6.

The utility model discloses an above structure has realized the single seat leakproofness of socket, need not adopt sealed frock, and the cost is reduced has simultaneously guaranteed the sealing performance of socket, has avoided steam to get into the inside electric property that influences whole equipment of equipment or has caused the risk of equipment damage. And simultaneously, the utility model discloses a single seat sealed socket both had been applicable to the sealed requirement of shielding form and had also been applicable to the sealed requirement of non-shielding form. In the non-shielding application scenario, the front shielding member and the rear shielding member in the single-seat sealed socket may be omitted, the sizes of the socket housing part and the socket cover plate may be appropriately adjusted, and the corresponding sizes of the three-level sealing mechanism may be selectively adjusted according to the application scenario, which is not described herein again.

The above description is only the embodiment of the present invention, and is not intended to limit the present invention in any form, and the present invention can also have other forms of embodiments according to the above structures and functions, and is not listed one by one. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention by those skilled in the art without departing from the scope of the technical solution of the present invention.

Claims (10)

1. A single-seat sealed socket is characterized by at least comprising a socket shell component and a socket cover plate (3), wherein the socket shell component comprises an inner shell (4-1), an outer shell (4-2) and a contact element (5), and the inner shell, the outer shell and the contact element are molded into a whole by injection; the contact piece is arranged in the inner shell, the contact piece and the inner shell are sealed, the socket cover plate is assembled at the rear end of the socket shell component and sealed with the inner shell, the single-seat sealed socket is assembled on the installation panel (23), and sealing is formed between the socket shell component and the installation panel (23) and between the socket cover plate and the installation panel (23).

2. The single-seat sealed socket according to claim 1, wherein the rear end of the inner shell is provided with a glue pouring groove (9) for pouring glue, so that the contact element and the inner shell form a seal through the glue pouring; or, the rear end of the inner shell is provided with a sealing ring mounting groove, and the rubber sealing ring (10) is mounted in the sealing ring mounting groove, so that the contact element and the inner shell are sealed through a silica gel injection process or interference fit of a convex rib on the rubber sealing ring (10).

3. The single-seat sealed socket as claimed in claim 1, wherein the socket cover plate and the inner shell form a seal by a sealing rubber ring (11), the outer periphery of the sealing rubber ring (11) is further provided with a rib structure (14) for forming a reliable seal, and the sealing rubber ring is axially positioned by a step I (12) arranged on the inner wall of the socket cover plate and a step II (13) arranged on the outer periphery of the inner shell.

4. A single-seat sealed socket according to claim 1, wherein the socket housing parts and the socket cover plate form a seal with the mounting panel (23) by means of a square-disc rubber gasket (15); a first convex rib (17) and a second convex rib (18) are arranged on the square disc rubber mat, the first convex rib is located between the outer shell of the socket shell component and the installation panel (23), and the second convex rib is located between the socket cover plate and the installation panel (23).

5. The single-seat sealed socket of claim 4, wherein the side of the square plate rubber mat adjacent to the socket housing is further provided with a mushroom head fixture (19) comprising a large diameter section and a small diameter section, and the mushroom head fixture is mounted in a mounting hole (20) formed in the flange of the socket housing and is clamped to the flange of the socket housing by the large diameter section when the square plate rubber mat is mounted.

6. A single-seat sealed socket according to claim 1, wherein the first and second sealing rings are respectively used to seal between the socket shell component and the mounting panel (23) and between the socket cover plate and the mounting panel (23).

7. A single-seat sealed socket according to claim 1, wherein the contact members are sheet-type contact members including power contact members (7) and signal contact members (8).

8. A single-seat sealed socket according to claim 1, wherein the inner housing, the outer housing and the contact member are all of a bent type structure or all of a straight type structure.

9. The single seat sealed jack of any one of claims 1-8 further including a front shield (1) mounted on the outer periphery of the front end of the inner housing and a rear shield (2) mounted within the rear end of the outer housing with the front end of the rear shield in contact with the front shield and the rear end of the rear shield in contact with the mounting panel (23).

10. A single-seat sealed receptacle according to claim 9, wherein the rear end of the rear shield member is in contact with the mounting panel at a position between the receptacle housing member and the mounting panel at the sealing position and the receptacle cover and the mounting panel at the sealing position.

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