Magnetic quick-connection electric connector and electric equipment

Abstract

The invention provides a magnetic attraction quick-connection electric connector and electric equipment. The magnetic suction quick-connection electric connector comprises a plug, a cylinder part, a socket, a sealing element, a first flange and a second flange, the plug comprises a spring ejector pin, a first fixing ring, a first magnetic element and a convex block; a rotary clamping groove is formed in the barrel body part; and the bulge can be matched with the rotary clamping groove. The socket comprises a conductive jack, a second fixing ring and a second magnetic element; the magnetism of the second magnetic elements is matched with that of the first magnetic elements one to one; initial rapid positioning of the socket and the plug is achieved through installation of the magnetic attraction elements on the socket and the plug. Through the design of the rotary clamping grooves and the protrusions, rapid disassembly and assembly of the barrel part and the first flange are achieved, and therefore convenient and rapid disassembly and assembly of the socket and the plug are achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of vacuum sealed connectors, and more specifically, to a vacuum sealed structure that combines an airtight connector and a magnetic interface to achieve quick assembly and disassembly, and more particularly, to a magnetic quick-connect electrical connector and electrical equipment, and in particular, to a magnetic airtight quick-connect electrical connector. Background Art

[0002] Airtight connectors are used to introduce multi-core wires into vacuum chambers and play a role in many important application areas. They are used to keep the inside and outside of the system closely connected, introduce power without damaging the airtightness of the sealed container, or extract internal sensor signals.

[0003] Currently on the market, most traditional airtight connectors are made by welding prepared pins and standard flanges. This type of connector is difficult to load and unload, the loading and unloading process is time-consuming and labor-intensive, and it is easy to cause damage to the plug leads due to misalignment. Summary of the invention

[0004] In view of the defects in the prior art, an object of the present invention is to provide a magnetic quick-connect electrical connector.

[0005] A magnetic quick-connect electrical connector provided by the present invention comprises a plug, a barrel, a socket, a seal, a first flange and a second flange;

[0006] The socket is mounted on the first flange, a protrusion is provided on the first flange, and the plug is fixed to the socket by connecting the cylindrical body with the protrusion;

[0007] The first flange is connected to the second flange through the sealing member.

[0008] Preferably, the plug includes a spring pin, a first fixing ring, a first magnetic element and a protrusion;

[0009] The spring pin serves as a lead of the plug, the first fixing ring is arranged on the contact end of the plug and the socket, and a plurality of first magnetic elements are embedded in the first fixing ring.

[0010] The plug is provided with a first slide groove, which is used to fix the barrel portion in the plug insertion and removal direction, and the barrel portion can rotate around the plug;

[0011] The plug is also provided with a protrusion, and the length direction of the protrusion is consistent with the length direction of the spring ejector pin.

[0012] Preferably, the barrel portion is an annular structure, which is sleeved on the plug; a protrusion is provided on the inner ring of the barrel portion; the protrusion can be matched with the first slide groove;

[0013] The cylinder body is provided with a rotation slot;

[0014] The protrusion can be matched with the rotation slot.

[0015] Preferably, the socket comprises a conductive socket, a second fixing ring and a second magnetic element;

[0016] The conductive socket can be matched with the spring pin to realize electrical signal transmission;

[0017] The second fixing ring is arranged on the contact end of the socket and the plug, and a plurality of second magnetic elements are embedded in the second fixing ring, and the magnetism of the plurality of second magnetic elements matches the first magnetic element one-to-one;

[0018] The socket is also provided with a groove, and the groove can match with the protrusion.

[0019] Preferably, a glass sintering process is used inside the socket body.

[0020] Preferably, the height of the protrusion is higher than the height of the spring ejector pin.

[0021] Preferably, the number of the plug and the number of the barrel are both 2, and the socket is a double-sided pluggable socket;

[0022] The two sides of the second flange are respectively the inside and outside of the vacuum chamber, one plug is located inside the vacuum chamber, the other plug is located outside the vacuum chamber, and the two plugs are respectively plugged into the two sides of the socket; the two cylindrical parts are respectively connected to the two sides of the first flange in the same connection method.

[0023] Preferably, the protrusions and grooves are columnar protrusions and columnar grooves respectively;

[0024] The sealing element is a rubber gasket.

[0025] Preferably, the first flange is a square flange; and the second flange is a circular flange.

[0026] Preferably, an electrical device adopts the magnetic quick-connect electrical connector.

[0027] Compared with the prior art, the present invention has the following beneficial effects:

[0028] 1. The present invention utilizes the installation of magnetic elements on the socket and the plug to achieve initial rapid positioning of the socket and the plug.

[0029] 2. The design of the rotating slot and the protrusion of the present invention realizes the rapid disassembly and assembly of the barrel and the first flange, thereby realizing the convenient and rapid disassembly and assembly of the socket and the plug.

[0030] 3. The height of the protrusion on the plug is higher than the height of the spring ejector pin, which can prevent the plug from being misaligned due to operating errors when the plug is inserted into the socket, that is, avoid damage to the plug lead caused by misaligned plugging of the plug and socket. In addition, the cylindrical protrusion of the plug is inserted into the cylindrical groove of the socket, which can also achieve fixation and prevent the spring ejector pin from being misaligned during the rotation of the cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments made with reference to the following drawings:

[0032] Figure 1 It is a schematic diagram of the exploded view structure of the present invention;

[0033] Figure 2 It is a structural schematic diagram of the present invention;

[0034] Figure 3 for Figure 2 A schematic front view of

[0035] Figure 4 for Figure 3 A half-section schematic diagram of

[0036] Figure 5 Schematic diagram of the spring ejector pin and the socket in contact with each other

[0037] Figure 6 It is a schematic diagram of the structure of the plug of the present invention;

[0038] Figure 7 It is a structural schematic diagram of the cylinder part of the present invention;

[0039] Figure 8 It is a schematic diagram of the structure of the socket and the first flange of the present invention;

[0040] The figure shows:

[0041] DETAILED DESCRIPTION

[0042] The present invention is described in detail below in conjunction with specific embodiments. The following embodiments will help those skilled in the art to further understand the present invention, but are not intended to limit the present invention in any form. It should be noted that, for those of ordinary skill in the art, several changes and improvements can also be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

[0043] The present invention provides a magnetic quick-connect electrical connector, such as Figure 1-Figure 8As shown, it includes a plug 1, a barrel portion 2, a socket 3, a seal 4, a first flange 307 and a second flange 5; the socket 3 is installed on the first flange 307, and the plug 1 is fixed to the socket 3 through the connection between the barrel portion 2 and the protrusion 304 set on the first flange 307; the first flange 307 is connected to the second flange 5 through the seal 4.

[0044] In a preferred embodiment, the plug 1 is a cylindrical structure. The plug 1 comprises a spring pin 101, a first fixing ring 102, a first magnetic element 103 and a protrusion 105; the spring pin 101 serves as a lead of the plug 1, the first fixing ring 102 is arranged on the contact end between the plug 1 and the socket, a plurality of first magnetic elements 103 are embedded in the first fixing ring 102, and the magnetic properties of the plurality of first magnetic elements 103 are not completely the same or completely the same;

[0045] The plug 1 is provided with a first slide groove 104, which is used to fix the barrel portion 2 in the plug insertion and removal direction, and the barrel portion 2 can rotate around the plug 1;

[0046] The plug 1 is further provided with a protrusion 105 , the length direction of the protrusion 105 is consistent with the length direction of the spring ejector pin 101 . In a preferred example, the height of the protrusion 105 is higher than the height of the spring ejector pin 101 .

[0047] The barrel portion 2 is an annular structure, which is mounted on the plug 1; the barrel portion 2 is provided with a rotation slot 201; the first flange 307 is provided with a protrusion 304, and the protrusion 304 can match the rotation slot 201. The present invention realizes the anti-dropping of the plug 1 and the socket 3 by combining the rotation slot 201 and the protrusion 304. In a preferred example, the shape of the protrusion 304 is a special shape, such as a shape with a large diameter at one end and a small diameter at the other end. In a preferred example, the number of the rotation slot 201 and the protrusion 304 are both multiple, and they correspond one to one.

[0048] A protrusion 202 is provided on the inner ring of the barrel portion 2 ; the protrusion 202 can cooperate with the first sliding groove 104 .

[0049] The socket 3 includes a conductive socket 301, a second fixing ring 302 and a second magnetic element 303; the conductive socket 301 can be matched with the spring pin 101 to realize electrical signal transmission; the second fixing ring 302 is arranged on the contact end of the socket 3 and the plug, and multiple second magnetic elements 303 are embedded in the second fixing ring 302. The magnetism of the multiple second magnetic elements 303 is matched one-to-one with the first magnetic element 103, which is used for rapid positioning of the plug 1 and the socket 3. In a preferred example, the first magnetic element 103 and the second magnetic element 303 are both magnets, and there are 4 of them. The 4 first magnetic elements 103 are distributed along the circumference of the first fixing ring 102, of which 3 are N poles and 1 is S pole, and the 4 second magnetic elements are distributed along the circumference of the second fixing ring, of which 3 are S poles and 1 is N pole. In another preferred example, the four first magnetic elements 103 may have two N poles, two S poles, or all N poles or all S poles, and the magnetism of the four second magnetic elements needs to match the four first magnetic elements 103 one-to-one.

[0050] The socket 3 is also provided with a groove 305, and the groove 305 can match the protrusion 105; the inside of the socket body uses a glass sintering process, and specifically, the socket body uses glass sintering at the jack to ensure airtightness.

[0051] In the present invention, the socket 3 is connected to the spring pin 101 through the glass sintered conductive socket 301 to realize signal exchange. In a preferred embodiment, the socket 3 is a conductive disk structure. The contact surface of the socket 3 is embedded with several second magnetic elements 303 with specific magnetic poles through the second fixing ring 302 for quick positioning with the plug 1; several protrusions 304 are provided on the first flange 307, which are inserted into the rotating card slot 201 after positioning, and the rotating cylinder part 2 is fixed and prevented from falling off. Several screw holes 306 are also provided on the first flange 307 for fixing with the second flange 5.

[0052] like Figure 1 As shown, in a preferred example, the number of the plugs 1 and the barrel 2 is 2, and the socket 3 is a double-sided pluggable socket; the two sides of the second flange 5 are respectively inside and outside the vacuum chamber, one plug is located inside the vacuum chamber, and the other plug is located outside the vacuum chamber, and the two plugs 1 are plugged with the two sides of the socket 3 respectively, wherein the plug 1 close to the seal 4 needs to pass through the seal 4 and then plugged with the plug 1. The two barrels 2 are respectively connected to the two sides of the first flange 307 in the same connection mode. Designing two plugs, one plug is inside the vacuum chamber, and the other plug is outside the vacuum chamber, can flexibly and conveniently control the on and off of the electrical signals inside and outside the vacuum chamber at the same time.

[0053] In a preferred example, the protrusion 105 and the groove 305 are respectively a columnar protrusion 105 and a columnar groove 305 .

[0054] In a preferred example, the first flange 307 is a square flange, the second flange 5 is a circular flange, and the seal 4 is a rubber gasket, that is, a rubber gasket is provided on the contact surface between the square flange and the circular flange to enhance the overall sealing of the electrical connector.

[0055] The assembly process of the present invention is as follows: first, the first magnetic element 103 of the plug 1 and the second magnetic element 303 of the socket 3 are preliminarily positioned, so that all the spring pins 101 are inserted into the conductive socket 301, and the cylindrical protrusion 105 is inserted into the cylindrical groove 305, so as to complete the preliminary connection. Then, the protrusion 304 on the first flange 307 is inserted into the rotating groove 201 on the cylindrical body 2, and the cylindrical body 2 is rotated to fix the connector, so as to complete the installation process of the plug and the socket.

[0056] The present invention utilizes the installation of the contact surface magnetic element and the specific magnetic pole position to achieve the demand for rapid positioning, better meet people's use needs, is portable and practical, and effectively solves the problem of difficult positioning of traditional connectors. The present invention uses spring pins and conductive disks as conductive pairs to achieve the demand for rapid assembly and disassembly. After positioning through the magnetic interface, the two ends can be quickly connected, which is labor-saving and convenient, and effectively solves the problem that it is difficult to apply force during the installation and disassembly of traditional connectors, and if the positioning is wrong and the force is improper, it is very easy to cause damage to the connector. The present invention realizes the fixation of the plug and the socket through the protrusions provided on the cylindrical body and the square flange assembled by the plug body, inserts the protrusion into the hole of the cylindrical body, and rotates thirty degrees to achieve the fixation of the connector. The operation is convenient, time-saving and labor-saving, and effectively solves the problem that the traditional connector is time-consuming and labor-intensive when using a screw cover to install, and the lead wire is easily damaged when it is misplaced. The present invention inserts the cylindrical protrusion of the plug into the cylindrical groove of the socket to achieve fixation, preventing the spring pin from being misplaced during the rotation of the cylindrical part.

[0057] The present invention is used to make electrical connections between the inside and outside of the cavity while maintaining the airtightness between the inside and outside of the cavity. Specifically, the plug 1 and the socket 3 can be quickly positioned and installed, and have good airtightness. The present invention can achieve rapid assembly and disassembly under the premise of ensuring airtightness through magnetic elements, spring ejector pins and other components, solving the problems of difficulty in assembly and disassembly of traditional connectors, and the problem that improper operation during assembly and disassembly can easily cause damage to the connector pins.

[0058] The present invention provides a vacuum sealing structure that combines an airtight electrical connector and a magnetic suction interface to achieve quick assembly and disassembly, which solves the problem of difficult assembly and disassembly of traditional airtight connectors, improves assembly and disassembly efficiency, increases service life, reduces damage rate, and saves experimental time and economic costs.

[0059] The present invention also includes an electrical device which adopts the magnetic quick-connect electrical connector.

[0060] In the description of the present application, it should be understood that the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0061] The above describes the specific embodiments of the present invention. It should be understood that the present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes or modifications within the scope of the claims, which does not affect the essence of the present invention. In the absence of conflict, the embodiments of the present application and the features in the embodiments can be combined with each other arbitrarily.

Claims

1. A magnetic quick-connect electrical connector, characterized in that: It comprises a plug (1), a barrel (2), a socket (3), a sealing member (4), a first flange (307) and a second flange (5); The socket (3) is mounted on the first flange (307), a protrusion (304) is provided on the first flange (307), and the plug (1) is fixed to the socket (3) by connecting the cylindrical body (2) with the protrusion (304); The first flange (307) is connected to the second flange (5) via the sealing element (4).

2. The magnetic quick-connect electrical connector according to claim 1, characterized in that: The plug (1) comprises a spring pin (101), a first fixing ring (102), a first magnetic element (103) and a protrusion (105); The spring pin (101) serves as a lead of the plug (1); the first fixing ring (102) is arranged on the contact end between the plug (1) and the socket; and a plurality of first magnetic elements (103) are embedded in the first fixing ring (102). The plug (1) is provided with a first slide groove (104), the first slide groove (104) being used to fix the barrel portion (2) in the plug insertion and removal direction, and the barrel portion (2) can rotate around the plug (1); The plug (1) is also provided with a protrusion (105), and the length direction of the protrusion (105) is consistent with the length direction of the spring ejector pin (101).

3. The magnetic quick-connect electrical connector according to claim 2, characterized in that: The barrel portion (2) is an annular structure and is sleeved on the plug (1); a protrusion (202) is provided on the inner ring of the barrel portion (2); the protrusion (202) can be matched with the first slide groove (104); The cylindrical body (2) is provided with a rotation slot (201); The protrusion (304) can match the rotation slot (201).

4. The magnetic quick-connect electrical connector according to claim 3, characterized in that: The socket (3) comprises a conductive plug hole (301), a second fixing ring (302) and a second magnetic element (303); The conductive socket (301) can be matched with the spring pin (101) to achieve electrical signal transmission; A second fixing ring (302) is arranged on the contact end of the socket (3) and the plug, and a plurality of second magnetic elements (303) are embedded in the second fixing ring (302), and the magnetism of the plurality of second magnetic elements (303) matches the first magnetic element (103) one-to-one; The socket (3) is also provided with a groove (305), and the groove (305) can match with the protrusion (105).

5. The magnetic quick-connect electrical connector according to claim 1, characterized in that: The interior of the socket body uses a glass sintering process.

6. The magnetic quick-connect electrical connector according to claim 2, characterized in that: The height of the protrusion (105) is higher than the height of the spring ejector pin (101).

7. The magnetic quick-connect electrical connector according to claim 1, characterized in that: The number of the plug (1) and the number of the barrel (2) are both two, and the socket (3) is a double-sided pluggable socket; The two sides of the second flange (5) are respectively the inner and outer sides of the vacuum chamber, one plug is located inside the vacuum chamber, and the other plug is located outside the vacuum chamber, and the two plugs (1) are respectively plugged into the two sides of the socket (3); the two barrel parts (2) are respectively connected to the two sides of the first flange (307) in the same connection manner.

8. The magnetic quick-connect electrical connector according to claim 4, characterized in that: The protrusion (105) and the groove (305) are columnar protrusions and columnar grooves respectively; The sealing element (4) is a rubber gasket.

9. The magnetic quick-connect electrical connector according to claim 1, characterized in that: The first flange (307) is a square flange; the second flange (5) is a circular flange.

10. An electrical device, characterized in that: A magnetic quick-connect electrical connector as claimed in any one of claims 1 to 9 is used.

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