CN220873901U

CN220873901U - Switching radio frequency contact pin and photoelectric mixed type airtight switching socket

Info

Publication number: CN220873901U
Application number: CN202322135792.0U
Authority: CN
Inventors: 薛小明; 姚强
Original assignee: Jiangsu Naguang Communication Technology Co ltd
Current assignee: Jiangsu Naguang Communication Technology Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-04-30
Anticipated expiration: 2033-08-09

Abstract

The utility model relates to a transfer radio frequency contact pin and an optoelectronic hybrid airtight transfer socket, which comprises a front shell and a rear shell which are connected with each other, wherein insulating pieces are arranged in the front shell and the rear shell through interference fit, a central pin is arranged between the two insulating pieces, a bushing is arranged outside the central pin, the bushing is connected with the central pin through a glass cake, and a potting area is formed between the front shell and the bushing. According to the utility model, the bushing is connected with the central needle by utilizing the glass cake, so that the sealing effect is improved while the connection effect is ensured, meanwhile, the filling and sealing area is reserved, the sealing glue is used for filling and sealing, and the air tightness of the switching radio frequency contact pin is improved.

Description

Switching radio frequency contact pin and photoelectric mixed type airtight switching socket

Technical Field

The utility model belongs to the technical field of optical devices, and particularly relates to a photoelectric hybrid airtight switching socket matched with a switching radio frequency contact pin.

Background

The adapter is widely applied to the related fields of traffic, communication, internet, medical treatment, household appliances and the like; the rapid development of the domestic electronic industry promotes the innovative development of the development technology of the adapter, and particularly under extreme conditions, products are required to comprehensively have the characteristics of high frequency, air seal and the like.

According to the China patent with the application number 202122783360.1 and the name of radio frequency airtight adapter, the airtight sintering component is adopted as the main body of the adapter, so that the airtight performance of a product is realized, and meanwhile, through the use of the first switching jack and the second switching jack, the use of a copper transmission medium is increased, and the loss in the high-frequency signal transmission process is reduced.

However, the existing adaptor shell and the sintering piece are of an integrated structure, and when the glass body is damaged, the existing adaptor shell and the sintering piece are required to be replaced together with the shell, so that certain resource waste is caused.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model provides a transfer radio frequency contact pin and a photoelectric hybrid airtight transfer socket, which has the following specific technical scheme:

The switching radio frequency contact pin comprises from outside to inside in sequence:

A housing having a cavity therein;

The central needle assembly comprises a central needle, a bushing sleeved outside the central needle and a glass cake sintered and fixed between the central needle and the bushing;

A cavity A is formed between the bushing and the shell, and the cavity A is filled with sealant to seal and fix the bushing and the shell.

As a further technical scheme of the utility model, the shell comprises a front shell and a rear shell detachably connected with the front shell, and the cavity A is communicated with a connecting part B of the front shell and the rear shell

As a further technical scheme of the utility model, the front shell is in interference fit connection with the rear shell;

Or, the front shell is in threaded connection with the rear shell.

As a further technical scheme of the utility model, two sides of the shell are in interference fit with insulating pieces, and two groups of insulating pieces are attached to the central needle.

As a further technical scheme of the utility model, the front shell of the shell is internally provided with a step part, one end of the lining is attached to the step part of the front shell, and the other end of the lining is attached to the rear shell.

As a further technical scheme of the utility model, a fourth sealing ring is sleeved outside the switching radio frequency contact pin.

The photoelectric mixed airtight switching socket is used for installing switching radio frequency pins.

As a further technical scheme of the utility model, the socket further comprises a switching optical pin, wherein the switching optical pin and the switching radio frequency pin are arranged in the socket shell in parallel;

The switching optical pin comprises a front pin and a rear pin, and the front pin is connected with the rear pin through a second nut;

the socket shell is internally and detachably connected with a pressing plate, at least two groups of limiting holes are formed in the pressing plate, and the switching optical contact pin and the switching radio frequency contact pin penetrate through the limiting holes;

The socket comprises a socket shell, a pressing plate and a sealing plate, wherein a mounting hole is formed in the socket shell, an interface sealing body is attached to the outer side of the pressing plate, and a protrusion corresponding to the mounting hole in the socket shell is arranged on the interface sealing body;

The switching optical contact pin and the switching radio frequency contact pin are inserted into the mounting hole after penetrating through the bulge and the limiting hole.

As a further technical scheme of the utility model, one end of the socket shell is provided with a screw hole, and the pressing plate is provided with a screw hole corresponding to the screw hole.

As a further technical scheme of the utility model, a first sealing groove is formed in the outer wall of the socket shell, and a first sealing ring is embedded in the first sealing groove;

the socket shell is externally connected with a first nut in a rotating way;

The socket is characterized in that second sealing grooves are formed in two sides of the socket shell, and second sealing rings are arranged in the second sealing grooves.

The beneficial effects of the utility model are as follows:

The shell of contact pin is set to detachable connection, thereby can dismantle the casing and change the glass cake alone, further utilize the spare part that is perfect to utilize the sealing gum to seal the junction of casing, the sealed effect of casing after the assembly.

Meanwhile, the cured sealant can bear larger shearing force, pressure and torsion force, so that the coaxiality of the central needle and the sealing effect of the shell are not changed under the condition that the contact pin is pressed.

The transfer socket can simultaneously transmit optical signals and radio frequency signals and realize an airtight function, the transfer socket is internally provided with transfer pins, the docking times can be reduced, the optical loss can be further reduced, the transfer socket can realize the transfer function, a large number of optical cables can be avoided, and the use space of equipment can be saved to a certain extent.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of an optoelectric hybrid airtight adapter;

FIG. 2 shows a schematic diagram of the key slot, mounting hole and screw hole structure;

FIG. 3 is a schematic view showing the structure of a first seal groove and a second seal groove;

FIG. 4 is a schematic view showing the structure of the stopper;

FIG. 5 is a schematic view showing the structure of the platen;

FIG. 6 is a schematic view showing the structure of the interface sealer;

FIG. 7 is a schematic side view of an interface sealer;

FIG. 8 is a schematic diagram of a configuration of a switch optical pin;

fig. 9 is a schematic diagram of a configuration of a switching rf pin.

Legend description:

1. A first end cap; 2. a socket housing; 2.1, key slot; 2.2, mounting holes; 2.3, screw holes; 2.4, a first sealing groove; 2.5, a second sealing groove; 2.6, limiting blocks; 03. a first nut; 04. a first seal ring; 5. a pressing plate; 5.1, threaded holes; 5.2, limiting holes; 6. a second seal ring; 7. 7.1, bulges; 7.1.1, a limiting part; 8. switching the optical pin; 8.1, front contact pin; 8.2, a second nut; 8.3, a third sealing ring; 8.4, rear contact pins; 9. switching the radio frequency contact pin; 9.1, insulating member; 9.2, a front shell; 9.3, a bushing; 9.4, glass cakes; 9.5, a central needle; 9.6, a fourth sealing ring; 9.7, rear housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments.

FIG. 1 is a schematic diagram showing the overall structure of an optoelectric hybrid airtight adapter; in fig. 1, the switching radio frequency contact pin and photoelectric hybrid airtight switching socket comprises a first end cover 1 and socket shells 2 and 10, wherein the first end covers 1 and 10 are respectively connected to two ends of the socket shell 2 and used for sealing the socket shell 2 to prevent dust from entering the socket shell 2.

In specific use, the adapter socket is fixed on the bin wall through the mounting panel, and two ends of the adapter socket are required to be connected with the plugs.

Fig. 2 shows a schematic structural view of the key slot 2.1, the mounting hole 2.2 and the screw hole 2.3 in the socket housing 2; fig. 3 shows a schematic structural diagram of the first sealing groove 2.4 and the second sealing groove 2.5; fig. 4 shows a schematic structural view of the stopper 2.6.

Five groups of key grooves 2.1 are formed in two ends of the socket shell 2, the fixing effect of the plug and socket after connection is guaranteed, the plug and the socket are prevented from rotating relatively, a mounting hole 2.2 is formed in the socket shell 2, a screw hole 2.3 is formed in one end of the socket shell 2, a first sealing groove 2.4 is formed in a panel of the socket shell 2, and second sealing grooves 2.5 are formed in two sides of the socket shell 2; with reference to fig. 1, a first sealing ring 4 is embedded and connected in the first sealing groove 2.4, so that the sealing effect of the socket after being connected with the panel is ensured; the first nut 3 is rotationally connected to the outside of the socket shell 2, specifically, the first nut 3 is in threaded connection with the outer wall of the socket shell 2, so that the tightness of the socket after being connected with the panel is ensured; install second sealing washer 6 in the second seal groove 2.5 for to guaranteeing the sealed face after socket and the plug grafting, the one end of socket housing 2 is provided with stopper 2.6, in order to avoid socket housing 2 to produce the rotation after the installation.

Fig. 5 shows a schematic structural view of the platen 5; referring to fig. 1, the pressing plate 5 is disposed in the first end cover 1, the pressing plate 5 has threaded holes 5.1, the number of the threaded holes 5.1 is the same as that of the threaded holes 2.3, the bolts penetrate through the threaded holes 5.1 and rotate into the threaded holes 2.3 to mount the pressing plate 5 and the socket housing 2, two groups of limiting holes 5.2 are formed in the pressing plate 5, and the switching optical contact pins 8 and the switching radio frequency contact pins 9 penetrate through, so that axial limiting is performed on the switching optical contact pins 8 and the switching radio frequency contact pins 9.

Fig. 6 is a schematic structural view of the interface sealer 7, and fig. 7 is a schematic side structural view of the interface sealer 7; the outside laminating of clamp plate 5 has interface seal body 7, has the protruding 7.1 corresponding with mounting hole 2.2 on the socket casing 2 on the interface seal body 7, guarantees the sealed effect of each contact pin junction, and interface seal body 7 side is provided with protruding 7.1.1 for realize the installation location of interface seal body 7.

Fig. 8 is a schematic diagram showing the structure of the switching optical pin 8; in combination with fig. 1, the switching optical pin 8 sequentially penetrates through the bulge 7.1 and the limit hole 5.2 and then is inserted into the mounting hole 2.2, air is completely discharged through a potting process in the switching optical pin 8, and the air is solidified through optical fibers, so that the sealing function in the switching optical pin 8 is realized, the switching optical pin 8 comprises a front pin 8.1 and a rear pin 8.4, one end, far away from the rear pin 8.4, of the front pin 8.1 is connected with a second nut 8.2, the diameter of the second nut 8.2 is smaller than the diameter of a flange plate on the outer wall of the front pin 8.1, and the outer wall of the switching optical pin 8 is connected with two groups of third sealing rings 8.3, so that the sealing effect between the switching optical pin 8 and the socket shell 2 after connection is realized.

Fig. 9 shows a schematic structural diagram of a switching radio frequency contact pin 9, in combination with fig. 1, the switching radio frequency contact pin 9 sequentially penetrates through a bulge 7.1 and a limit hole 5.2 and then is inserted into a mounting hole 2.2, the switching radio frequency contact pin 9 comprises an insulating part 9.1, a front shell 9.2, a bushing 9.3, a glass cake 9.4, a central needle 9.5, a fourth sealing ring 9.6 and a rear shell 9.7, two groups of insulating parts 9.1 are respectively arranged in the front shell 9.2 and the rear shell 9.7 in an interference fit manner, the central needle 9.5 is arranged between the two groups of insulating parts 9.1, the central needle 9.5 is prevented from being conducted with the front shell 9.2 or the rear shell 9.7, the central needle 9.5 is guaranteed to transmit radio frequency signals, the front shell 9.2 is connected with the rear shell 9.7 in a threaded connection or interference fit manner, the front shell is connected with a shell of a radio frequency jack of a plug end, a function of shielding signal is achieved, the bushing 9.3 is connected with the central needle 9.5 through the glass cake 9.4, the sealing plug 9.2 is concretely realized through the glass cake 9.2, the sealing plug 9.2 is realized through the sealing plug 9.2, the sealing plug 9 is simultaneously and the sealing plug 9 is realized through the sealing plug 9.2, the sealing plug is connected with the front shell and the front shell, the sealing plug 9.2 is connected with the front shell through the sealing plug 9.2, the sealing plug 9, the sealing plug is also realized through the sealing plug is connected with the sealing plug 9, and the sealing plug is simultaneously, and the sealing plug is connected with the sealing plug 9.2, and the sealing plug is realized.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.

Claims

1. The switching radio frequency contact pin is characterized by comprising the following components in sequence from outside to inside:

A housing having a cavity therein;

The central needle assembly comprises a central needle (9.5), a bushing (9.3) sleeved outside the central needle (9.5) and a glass cake (9.4) sintered and fixed between the central needle (9.5) and the bushing (9.3);

A cavity A is formed between the lining (9.3) and the shell, and the cavity A is filled with sealant to seal and fix the lining (9.3) and the shell.

2. The switching radio frequency pin according to claim 1, wherein: the housing comprises a front housing (9.2) and a rear housing (9.7) detachably connected with the front housing (9.2), and the cavity A is communicated with a connecting part B of the front housing (9.2) and the rear housing (9.7).

3. The switching radio frequency pin according to claim 2, wherein: the front shell (9.2) is in interference fit connection with the rear shell (9.7);

Or, the front housing (9.2) is screwed with the rear housing (9.7).

4. The switching radio frequency pin according to claim 2, wherein: the two sides of the shell are both in interference fit with insulating pieces (9.1), and the two groups of insulating pieces (9.1) are attached to the central needle (9.5).

5. The switching radio frequency pin according to claim 2, wherein: the front shell (9.2) of the shell is internally provided with a step part, one end of the lining (9.3) is attached to the step part of the front shell (9.2), and the other end of the lining (9.3) is attached to the rear shell (9.7).

6. The switching radio frequency pin according to claim 2, wherein: and a fourth sealing ring (9.6) is sleeved outside the switching radio frequency contact pin.

7. Photoelectric hybrid airtight adapter socket, its characterized in that: for mounting the switched radio frequency pin of any one of claims 1-6.

8. The optoelectric hybrid type airtight adapter according to claim 7, wherein: the socket also comprises an adapting optical contact pin (8), wherein the adapting optical contact pin (8) and the adapting radio frequency contact pin are arranged in the socket shell (2) in parallel;

The switching optical pin (8) comprises a front pin (8.1) and a rear pin (8.4), and the front pin (8.1) is connected with the rear pin (8.4) through a second nut (8.2);

The socket comprises a socket shell (2), a pressing plate (5) is detachably connected in the socket shell (2), at least two groups of limiting holes (5.2) are formed in the pressing plate (5), and the switching optical contact pin (8) and the switching radio frequency contact pin (9) penetrate through the limiting holes (5.2);

The socket comprises a socket shell (2), a pressing plate (5) and a connecting rod, wherein a mounting hole (2.2) is formed in the socket shell (2), an interface sealing body (7) is attached to the outer side of the pressing plate (5), and a bulge (7.1) corresponding to the mounting hole (2.2) in the socket shell (2) is arranged on the interface sealing body (7);

The switching optical contact pin (8) and the switching radio frequency contact pin are inserted into the mounting hole (2.2) after penetrating through the bulge (7.1) and the limiting hole (5.2).

9. The optoelectric hybrid type airtight adapter according to claim 8, wherein: one end of the socket shell (2) is provided with a screw hole (2.3), and the pressing plate (5) is provided with a screw hole (5.1) corresponding to the screw hole (2.3).

10. The optoelectric hybrid type airtight adapter according to claim 8, wherein: the outer wall of the socket shell (2) is provided with a first sealing groove (2.4), and a first sealing ring (4) is embedded in the first sealing groove (2.4);

the socket shell (2) is externally connected with a first nut (3) in a rotating way;

The socket is characterized in that second sealing grooves (2.5) are formed in two sides of the socket shell (2), and second sealing rings (6) are arranged in the second sealing grooves (2.5).