CN220672982U - Electrical circuit connecting mechanism - Google Patents

Abstract

The utility model relates to an electric circuit connection mechanism, which comprises a male end component and a female end component; the male terminal comprises a male terminal protective shell, a male terminal insulating ring and a male terminal plug; the female terminal comprises a female terminal insulating plate, a female terminal protecting shell and a female terminal jack; when the female terminal is not in butt joint with the male terminal, the male plug is hidden in the male protecting shell and the male insulating ring, the male plug cannot be exposed, the male plug is not easy to damage, meanwhile, the situation of electric shock can be avoided, when the female terminal is in butt joint with the male terminal, the male protecting shell extrudes the female insulating plate to shrink, the female protecting shell extrudes the male insulating ring to shrink, the male plug is inserted into the female jack, the joint of the male plug and the female jack is protected by the two layers of protecting layers, the sealing performance is strong, and the waterproof and anti-leakage effects are good.

Description

An electrical circuit connection mechanism

Technical field

The utility model belongs to the technical field of electrical engineering, and particularly relates to an electrical circuit connection mechanism.

Background technique

With the continuous improvement of my country's economic level and the rapid development of science and technology, the application of electrical engineering has become more and more widespread, ranging from switches and lights common in daily life to national-specific electrical equipment, all of which require electrical engineering technology. Support, when making wiring connections using electrical engineering techniques, usually requires a connecting mechanism to connect two wires together.

For modern transportation, ballast water treatment can ensure the safe and efficient operation of ships. When the customs conducts ballast water sampling operations on inbound ships, when there is a lack of power supply conditions around the sampling port, two wires need to be connected through a connecting mechanism. Together they are used to provide high-power DC power supply to ballast water sampling equipment. The connection mechanism needs to ensure the safety of wire connections to improve the service life and safety performance of the ballast water sampling equipment, thereby improving the sampling efficiency. Therefore, the connection mechanism needs to be Security requirements are relatively high.

At present, when providing high-power DC power supply to ballast water sampling equipment, the connection mechanism between two cables is usually connected by plug and socket. However, the plug and socket connection method has the following problems: 1. The public end part The plug is exposed to the outside. It is easy to be damaged and there is a risk of electric shock. 2. The sealing between the male end and the female end is not strong enough, and the waterproof and leakage prevention effect is poor. 3. There is a lack of fixation after the connection between the male end and the female end. measures, it is easy to separate from each other. 4. When the public end and the female end are connected to the cable, the end sheath of the cable needs to be peeled off, and the conductive core of the cable, that is, the bare wire, is put into the male end and the female end. Use bolts to fix the conductive core, which can easily damage the conductive core and affect the conductive performance of the cable.

Utility model content

The main purpose of this utility model is to provide an electrical circuit connection mechanism that can effectively solve the problems in the background technology.

In order to achieve the above objectives, the present utility model is achieved through the following technical solutions:

An electrical circuit connection mechanism, including

The public component includes

Male motherboard,

A male terminal is provided on the top of the male motherboard, and the male terminal includes

The male end protective shell is fixed on the male end motherboard;

A male end insulation ring is arranged in the male end protective shell and is connected to the male end mainboard through a number of male end springs;

A male plug is arranged in the male insulating ring and fixed on the male motherboard;

Female terminal assembly, the female terminal assembly includes

Female motherboard,

A female terminal is provided at the bottom of the female motherboard, and the female terminal includes

A female end insulating plate is connected to the female end mainboard through a number of female end springs, and the female end insulating plate corresponds to the male end protective shell;

The receptacle protective shell has one end fixedly connected to the bottom of the receptacle mainboard, and the other end penetrates the receptacle insulating plate, and the receptacle protective shell corresponds to the male insulating ring;

The female end jack is fixed in the female end protective shell.

Preferably, the male end assembly further includes two male end sleeves, the two male end sleeves are fixed on the top of the male end main board, and the female end assembly further includes two female end screw barrels, two Each of the female end screw barrels is fixed on the bottom of the female end main board, respectively corresponds to the two male end sleeves, and can be inserted into the male end sleeves.

Preferably, two male end sleeves are provided on both sides of the male terminal, and two female end screw barrels are provided on both sides of the female terminal.

Preferably, it also includes two fastening screws, the two fastening screws are threadedly connected to the two female end screw barrels respectively, and a gasket is fixed at the bottom.

Preferably, the bottom of the male plug is provided with a male terminal, and the top of the female end jack is provided with a female terminal. Both the male terminal and the female terminal are made of a number of elastic conductive terminals. It is composed of copper sheets and is used to plug into the conductive core of the cable.

Preferably, the bottom of the male plug and the top of the female jack are fixedly connected with lead barrels, and the two lead barrels penetrate the male mainboard and the female mainboard respectively.

Preferably, the tops of the two lead barrels are provided with offset holes, the diameter of the offset holes is smaller than the inner diameter of the lead barrel, the inner diameter of the lead barrel has an internal thread section, and the lead barrel is threaded through the internal thread section A crimping pin is connected, and an eccentric through hole is inclined through the two ends of the crimping pin. When the lead barrel is tightened, the eccentric through hole at the end of the crimping pin and the misalignment hole are staggered, and the lead barrel is Press and secure the insulating part of the cable with the crimping pin.

Preferably, one end of the crimping pin is covered with a knob ring, the outer wall of the end far away from the knob ring has external threads, and the internal thread section of the lead barrel is located on the inner wall of the end close to the misalignment hole.

Preferably, a rubber ring can be placed inside the eccentric through hole of the crimping pin, and the rubber ring has an opening.

The utility model provides an electrical circuit connection mechanism, which has the following beneficial effects;

1. When the female terminal and the male terminal are not connected, the male plug is hidden in the male protective shell and the male insulating ring. The male plug will not be exposed, which prevents the male plug from being accidentally squeezed and makes the male plug difficult to remove. It can also prevent people from accidentally touching the male plug that is connected to the power supply and getting an electric shock.

2. When the female terminal is connected to the male terminal, the male end protective shell squeezes the female end insulating plate and shrinks, and the female end insulating plate moves toward the female end motherboard. The female end protective shell squeezes the male end insulating ring and shrinks, and the male end insulating ring faces toward Move the motherboard with the male end, so that the male end plug is inserted into the female end jack. After the male end plug and the female end jack are connected, there are two layers of protection. One layer is the female end protective shell and the male end insulating ring, and the other layer It is a male-end protective shell and a female-end insulating board. The two protective layers protect the connection between the male-end plug and the female-end jack. It has strong sealing performance and good waterproof and anti-leakage effects.

3. The two female end screw barrels are fixed on the bottom of the female end motherboard, corresponding to the two male end sleeves respectively. They can be inserted into the male end sleeves to limit the connection between the male terminal and the female terminal. function to make the docking more accurate and faster. After the male terminal and the female terminal are connected, the fastening screw passes through the male end sleeve and is threadedly connected to the female end screw barrel. The gasket resists the male end motherboard, thereby connecting the male terminal and the female end. The terminals are fixed so that they will not separate from each other to ensure the stability of the docking.

4. When wiring, the staff will peel off the insulation sheets at the ends of the two cables that need to be connected to expose the conductive core, then pass the two cables through the crimping pins and lead barrels, and insert the conductive cores into the male terminals respectively. And the female end terminal, finally insert the crimping pin into the lead barrel and tighten it, so that the position of the eccentric through hole of the crimping pin at one end of the lead barrel is staggered with the position of the misaligned hole of the lead barrel. At this time, the lead barrel and the crimping pin Squeezing and fixing the insulating part of the cable will not damage the conductive core and thus will not affect the conductive performance of the cable.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the connection mechanism of the present utility model;

Figure 2 is a schematic structural diagram of the public end component of the present utility model;

Figure 3 is a schematic diagram of the internal structure of the male terminal of the present utility model;

Figure 4 is a schematic structural diagram of the female end component of the present utility model;

Figure 5 is a schematic diagram of the internal structure of the female terminal of the present utility model;

Figure 6 is a schematic diagram of the internal structure of the lead barrel of the present utility model;

Figure 7 is a schematic structural diagram of the crimping pin of the present utility model;

Figure 8 is a schematic diagram of the fixing structure of the cable of the present invention.

In the picture: 1. Male component; 101. Male motherboard; 102. Male sleeve; 2. Female component; 201. Female motherboard; 202. Female screw barrel; 3. Male terminal; 301. Male terminal Protective shell; 302, male end insulating ring; 303, male end spring; 304, male end plug; 305, male end terminal; 4, female terminal; 401, female end protective shell; 402, female end insulating plate; 403, Receptacle spring; 404, receptacle jack; 405, receptacle terminal; 5, lead barrel; 501, misalignment hole; 502, internal thread section; 6, crimping pin; 601, eccentric through hole; 602, external thread ; 603. Knob ring; 7. Fastening screw; 701. Gasket; 8. Cable.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the technical solutions in the present utility model will be clearly and completely described below in conjunction with the drawings of the present utility model.

The technical solution of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", The directions indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operation, therefore it cannot be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "plurality" means two or more, unless otherwise clearly and specifically limited. In addition, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can It is directly connected, or it can be indirectly connected through an intermediary, or it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Embodiment, as shown in Figures 1-8, an electrical circuit connection mechanism includes a male terminal component 1 and a female terminal component 2;

The male terminal assembly 1 includes a male terminal main board 101 and a male terminal 3. The male terminal 3 is arranged on the top of the male terminal main board 101. The male terminal 3 includes a male terminal protective shell 301, a male terminal insulating ring 302 and a male terminal. Plug 304; the male end protective shell 301 is fixed on the male end mainboard 101; the male end insulating ring 302 is provided in the male end protective shell 301 and is connected to the male end mainboard 101 through a number of male end springs 303; The terminal plug 304 is arranged in the male end insulation ring 302 and fixed on the male end mainboard 101;

The receptacle assembly 2 includes a receptacle mainboard 201 and a receptacle terminal 4. The receptacle terminal 4 is provided at the bottom of the receptacle mainboard 201. The receptacle terminal 4 includes a receptacle insulating plate 402, a receptacle protective shell 401 and a receptacle. The jack 404; the female end insulating plate 402 is connected to the female end mainboard 201 through a number of female end springs 403, and the female end insulating plate 402 corresponds to the male end protective shell 301; one end of the female end protective shell 401 is connected to the female end mainboard 201. The bottom of the female end motherboard 201 is fixedly connected, and the other end penetrates the female end insulation plate 402. The female end protective shell 401 corresponds to the male end insulating ring 302; the female end jack 404 is fixed on the female end protective shell. Within 401.

When the female terminal 4 and the male terminal 3 are not connected, the male plug 304 is hidden in the male protective shell 301 and the male insulating ring 302, and the male plug 304 will not be exposed to prevent the male plug 304 from being accidentally squeezed. Therefore, the male plug 304 is not easily damaged, and it also prevents people from accidentally touching the male plug 304 that is powered on and causing electric shock.

When the female terminal 4 is connected to the male terminal 3, the male end protective shell 301 squeezes the female end insulating plate 402 to shrink, the female end insulating plate 402 moves toward the female end main board 201, and the female end protective shell 401 squeezes the male end insulating ring 302 to shrink. , the male insulating ring 302 moves toward the male motherboard 101, so that the male plug 304 is inserted into the female jack 404. After the male plug 304 is connected to the female jack 404, there are two layers of protection, one for the female The end protective shell 401 and the male end insulating ring 302, the other layer is the male end protective shell 301 and the female end insulating plate 402, the two layers of protection protect the connection between the male end plug 304 and the female end jack 404, and the sealing Strong, waterproof and anti-leakage effect. In addition, the male end spring 303 and the female end spring 403 have a buffering effect and protect the connection between the male terminal 3 and the female terminal 4, making the connection mechanism less likely to be damaged, thereby extending the service life of the connection mechanism.

In a specific embodiment, the male end assembly 1 also includes two male end sleeves 102, and the two male end sleeves 102 are fixed on the top of the male end main board 101. The female end assembly 2 It also includes two female end screw barrels 202. The two female end screw barrels 202 are fixed on the bottom of the female end main board 201, respectively corresponding to the two male end sleeves 102, and can be inserted into the male end. The sleeve 102 can limit the connection between the male terminal 3 and the female terminal 4, making the connection more accurate and faster.

In a specific embodiment, two male end sleeves 102 are provided on both sides of the male terminal 3 , and two female end screw barrels 202 are provided on both sides of the female terminal 4 .

In a specific embodiment, it also includes two fastening screws 7. The two fastening screws 7 are threadedly connected to the two female end screw barrels 202 respectively. A gasket 701 is fixed at the bottom. The male terminal 3 is connected with the two female end screw barrels 202. After the female terminal 4 is butted, the fastening screw 7 passes through the male end sleeve 102 and is threadedly connected to the female end screw barrel 202. The gasket 701 resists the male end motherboard 101, thereby fixing the male terminal 3 and the female terminal 4. They will not separate from each other, ensuring docking stability.

In a specific embodiment, a male terminal 305 is provided at the bottom of the male plug 304, and a female terminal 405 is provided at the top of the female jack 404. The male terminal 305 is connected to the female terminal. The terminal lugs 405 are composed of a number of elastic conductive copper sheets, which are used to plug in the conductive core of the cable 8. After the conductive core is inserted into the male terminal lugs 305 and the female terminal lugs 405, the conductive copper sheets can clamp them.

In a specific embodiment, the bottom of the male plug 304 and the top of the female jack 404 are fixedly connected with lead barrels 5 , and the two lead barrels 5 penetrate the male motherboard 101 and 101 respectively. Female motherboard 201.

In a specific embodiment, an offset hole 501 is opened on the top of the two lead barrels 5 . The diameter of the offset hole 501 is smaller than the inner diameter of the lead barrel 5 . The inner diameter of the lead barrel 5 has an internal thread segment. 502. The lead barrel 5 is threadedly connected to a crimping pin 6 through an internal thread section 502. The crimping pin 6 has an eccentric through hole 601 extending through both ends. When the lead barrel 5 is tightened, the crimping pin 6 The eccentric through hole 601 at the end of the pin 6 is staggered with the position of the misalignment hole 501. The lead barrel 5 and the crimping pin 6 squeeze and fix the portion of the cable 8 with the insulation.

When wiring, the staff peels off the insulation sheets at the ends of the two cables 8 that need to be connected to expose the conductive core, then passes the two cables 8 through the crimping pin 6 and the lead barrel 5 and then inserts the conductive core into the male end respectively. Terminal 305 and female terminal terminal 405, finally insert the crimping pin 6 into the lead barrel 5 and tighten it, and make the crimping pin 6 be located at the position of the eccentric through hole 601 at one end of the lead barrel 5 and the misaligned hole 501 of the lead barrel 5 The position of the cable 8 is staggered. At this time, the lead barrel 5 and the crimping pin 6 squeeze and fix the insulated part of the cable 8 without damaging the conductive core and thereby affecting the conductive performance of the cable 8.

In a specific embodiment, one end of the crimping pin 6 is covered with a knob ring 603, the outer wall of the end away from the knob ring 603 has an external thread 602, and the internal thread section 502 of the lead barrel 5 is located close to the On the inner wall of one end of the misalignment hole 501, the crimping pin 6 is rotated through the knob ring 603, so that the crimping pin 6 and the wire barrel 5 can be easily installed and disassembled.

In a specific embodiment, a rubber ring can be placed inside the eccentric through hole 601 of the crimping pin 6. The rubber ring is cylindrical, and an opening is provided on the rubber ring. The rubber ring is clamped through the opening. on the cable 8 and inserted into the eccentric through hole 601 to ensure the sealing of the lead barrel 5 after wiring.

The above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still implement the foregoing implementations. The technical solutions described in the examples are modified, or some of the technical features are equivalently replaced; and these modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of each embodiment of the present invention.

Claims (9)

1. An electrical circuit connection mechanism, characterized in that: comprising

A male end assembly comprising

The main board of the male end,

the male terminal is arranged at the top of the male terminal main board and comprises

The male end protective shell is fixed on the male end main board;

the male end insulating ring is arranged in the male end protective shell and is connected with the male end main board through a plurality of male end springs;

the male plug is arranged in the male insulating ring and fixed on the male main board;

a female end assembly, the female end assembly comprising

A main board at the female end,

a female terminal arranged at the bottom of the main board and comprising

The female end insulating plate is connected with the female end main board through a plurality of female end springs, and corresponds to the male end protective shell;

one end of the female end protective shell is fixedly connected with the bottom of the female end main board, the other end of the female end protective shell penetrates through the female end insulating board, and the female end protective shell corresponds to the male end insulating ring;

and the female end jack is fixed in the female end protective shell.

2. An electrical circuit connection mechanism as defined in claim 1, wherein: the male end assembly further comprises two male end sleeves, the two male end sleeves are fixed at the top of the male end main board, the female end assembly further comprises two female end screw barrels, the two female end screw barrels are fixed at the bottom of the female end main board, correspond to the two male end sleeves respectively, and can be inserted into the male end sleeves.

3. An electrical circuit connection mechanism as defined in claim 2, wherein: the two male end sleeves are arranged on two sides of the male terminal, and the two female end screw barrels are arranged on two sides of the female terminal.

4. An electrical circuit connection mechanism as defined in claim 2, wherein: the novel nut is characterized by further comprising two fastening screws, wherein the two fastening screws are respectively in threaded connection with the two nut end screw cylinders, and a gasket is fixed at the bottom of the two fastening screws.

5. An electrical circuit connection mechanism as defined in claim 1, wherein: the bottom of the male plug is provided with a male terminal, the top of the female jack is provided with a female terminal, and the male terminal and the female terminal are composed of a plurality of elastic conductive copper sheets and are used for plugging a conductive core of a cable.

6. An electrical circuit connection mechanism as defined in claim 5, wherein: the bottom of public end plug and the top of female end jack all fixedly connected with lead tube, two lead tube run through respectively public end mainboard, female end mainboard.

7. An electrical circuit connection mechanism as defined in claim 6, wherein: the wire guiding device comprises a wire guiding cylinder, a wire guiding pin and a wire guiding cylinder.

8. An electrical circuit connection mechanism as defined in claim 7, wherein: the wire pressing pin is characterized in that a knob ring is sleeved at one end of the wire pressing pin, an external thread is arranged on the outer wall of one end far away from the knob ring, and the internal thread section of the wire guiding cylinder is positioned on the inner wall of one end close to the dislocation hole.

9. An electrical circuit connection mechanism as defined in claim 7, wherein: a rubber ring is sleeved in the eccentric through hole of the line pressing pin, and the rubber ring is provided with an opening.