Compact high-pressure joint structure

Abstract

The utility model discloses a compact high-voltage joint structure, which is characterized in that four female head mounting holes extending along the length direction of an electrode female head seat are arranged in the electrode female head seat, an electrode female head core is fixed in each female head mounting hole through a pressing ring, and a cable penetrates through the middle part of the pressing ring and is welded on the electrode female head core; four male head mounting holes extending in the length direction of the electrode male head seat are formed in the electrode male head seat, an electrode male head core is embedded in each male head mounting hole, the electrode male head seat and the electrode female head seat are connected through screws, a protective shell is arranged at the tail end of the electrode male head seat, and a cable penetrates through the protective shell to be welded to the electrode male head core. And each electrode male head core is correspondingly inserted into the end surface of the electrode female head core. The female head and the male head of the connector are both fixed on equipment through external screws, and if a fault occurs, the connector can be directly detached from the outside without detaching the equipment. Meanwhile, due to the fact that the connector is not a traditional connector which is integrally manufactured, damaged parts can be conveniently replaced, and fault maintenance is very convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of power connectors, in particular to a compact high-voltage connector structure. Background Art

[0002] The 4-core power connector is an important component for connecting the power cord, and its structural design directly affects the stability and reliability of power transmission. The traditional 4-core power connector has a complex structure, is difficult to repair when a fault occurs, and occupies a large space. Therefore, there is an urgent need for a compact and easy-to-repair 4-core power connector structure to improve the ease of use and maintenance efficiency of the power connector on small devices.

[0003] To address this issue, this patent proposes a new 4-pin power connector structure, which aims to solve the problems existing in traditional 4-pin power connectors and provide a more compact and easy-to-maintain solution. Utility Model Content

[0004] To this end, the utility model provides a compact high-voltage connector structure to solve the above-mentioned problems in the prior art. In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: According to the first aspect of the utility model, a compact high-voltage connector structure includes a pressure ring, an electrode female head seat, an electrode female head core, an electrode male head core, an electrode male head seat and a protective shell, the electrode female head seat is provided with four female head mounting holes extending along its length direction, each female head mounting hole is fixed with an electrode female head core by a pressure ring, the cable passes through the middle of the pressure ring and is welded to the electrode female head core, the electrode male head seat is provided with four male head mounting holes extending along its length direction, each male head mounting hole is embedded with an electrode male head core, the electrode male head seat and the electrode female head seat are connected by screws, a protective shell is provided at the end of the electrode male head seat, the cable passes through the protective shell and is welded to the electrode male head core, and each electrode male head core is correspondingly plugged into the end face of the electrode female head core.

[0005] Furthermore, it also includes a sealing rubber ring. An annular groove is formed on one end surface of the electrode female seat that contacts the electrode male seat, and the sealing rubber ring is embedded in the annular groove.

[0006] Furthermore, the sealing rubber ring is an O-ring.

[0007] Furthermore, the parts where the electrode female head seat and the electrode male head seat contact each other have matching square structures, a female head through hole is provided at a diagonal position of the square structure of the electrode female head seat, a female head step hole is provided at another diagonal position of the square structure of the electrode female head seat, and a male head step hole and a male head through hole are provided on the electrode male head seat corresponding to the electrode female head seat.

[0008] Furthermore, the inner end faces of two of the male mounting holes distributed side by side are provided with circular ring-shaped protrusions, and the inner end faces of the other two male mounting holes distributed side by side are provided with square ring-shaped protrusions. The inner end faces of the female mounting holes opposite to the two circular ring-shaped protrusions are provided with circular countersunk holes that match them, and the inner end faces of the female mounting holes opposite to the two square ring-shaped protrusions are provided with square countersunk holes that match them.

[0009] Furthermore, it also includes a protective cover, and the side notch of the protective shell is detachably connected to the protective cover.

[0010] Furthermore, the protective cover and the protective shell are connected by screws.

[0011] Furthermore, the pressing ring is a circular tubular structure.

[0012] Furthermore, the inner diameter of the large hole section of the female step hole is equal to the inner diameter of the male through hole.

[0013] Furthermore, the inner diameter of the small hole section of the male step hole is equal to the inner diameter of the female through hole.

[0014] The utility model has the following advantages: through the compact high-voltage connector structure of the utility model, the female and male connectors are fixed to the equipment by external screws, and if a fault occurs, the connector can be directly disassembled externally without disassembling the equipment. At the same time, since the connector is not a traditional one-piece connector, the damaged parts can be easily replaced, which is very convenient for fault repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A first-perspective expanded structural diagram of a compact high-voltage joint structure provided for some embodiments of the utility model.

[0016] Figure 2 A second perspective expanded structural diagram of a compact high-voltage joint structure provided in some embodiments of the utility model.

[0017] Figure 3 A cross-sectional view of a compact high-pressure joint structure provided for some embodiments of the present invention.

[0018] Figure 4 A three-dimensional diagram of a compact high-voltage joint structure provided for some embodiments of the present invention.

[0019] Figure 5 A front view of a compact high-voltage joint structure provided in some embodiments of the utility model.

[0020] Figure 6 A top view of a compact high-voltage joint structure provided in some embodiments of the present invention.

[0021] Figure 7A left view of a compact high-pressure joint structure provided in some embodiments of the utility model.

[0022] Figure 8 A right side view of a compact high-pressure joint structure provided in some embodiments of the utility model.

[0023] In the figure, 1, pressing ring, 2, electrode female seat, 3, electrode female core, 4, sealing rubber ring, 5, electrode male core, 6, electrode male seat, 7, protective cover, 8, female mounting hole, 9, male step hole, 10, male through hole, 11, female through hole, 12, female step hole, 13, circular ring protrusion, 14, square ring protrusion, 15, circular countersunk hole, 16, square countersunk hole. DETAILED DESCRIPTION

[0024] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] Example 1

[0026] like Figures 1 to 4 As shown, a compact high-voltage connector structure in the embodiment of the first aspect of the utility model includes a pressing ring 1, an electrode female head seat 2, an electrode female head core 3, an electrode male head core 5, an electrode male head seat 6 and a protective shell. The electrode female head seat 2 is provided with four female head mounting holes 8 extending along its length direction, and an electrode female head core 3 is fixed in each female head mounting hole 8 through a pressing ring 1. The cable passes through the middle part of the pressing ring 1 and is welded to the electrode female head core 3. The electrode male head seat 6 is provided with four male head mounting holes extending along its length direction, and an electrode male head core 5 is embedded in each male head mounting hole. The electrode male head seat 6 is connected to the electrode female head seat 2 by screws. A protective shell is arranged at the end of the electrode male head seat 6. The cable passes through the protective shell and is welded to the electrode male head core 5. Each electrode male head core 5 is correspondingly plugged into the end face of the electrode female head core 3.

[0027] In the above embodiment, it should be noted that the connector is 60 mm long, 28 mm wide and 23 mm high, which is significantly smaller than the standard connector of the same type on the market, and can meet the use requirements of small equipment or compact equipment. In addition, the connector can be directly disassembled outside the equipment, which is convenient for replacing the internal accessories of the connector for maintenance.

[0028] The technical effect achieved by the above embodiment is: through a compact high-voltage connector structure of this embodiment, the female and male connectors of the connector are fixed to the device by external screws. If a fault occurs, the connector can be directly disassembled externally without disassembling the device. At the same time, since the connector is not a traditional one-piece connector, damaged parts can be easily replaced, which is very convenient for fault repair.

[0029] Example 2

[0030] like Figures 1 to 4 As shown, a compact high-voltage connector structure includes all the contents of Example 1, and in addition, it also includes a sealing rubber ring 4. An annular groove is provided on the end surface of one side of the electrode female head seat 2 contacting the electrode male head seat 6, and the sealing rubber ring 4 is embedded in the annular groove.

[0031] Optionally, the sealing rubber ring 4 is an O-ring.

[0032] The technical effect achieved by the above embodiment is: a sealing O-ring is placed in the middle where the electrode female seat 2 contacts the electrode male seat 6 to prevent liquid from penetrating and causing a short circuit.

[0033] Example 3

[0034] like Figures 1 to 4 As shown, a compact high-voltage connector structure includes all the contents of Example 2. In addition, the parts where the electrode female head seat 2 and the electrode male head seat 6 contact each other are square structures that match each other, a female through hole 11 is provided at a diagonal position of the square structure of the electrode female head seat 2, and a female step hole 12 is provided at another diagonal position of the square structure of the electrode female head seat 2, and a male step hole 9 and a male through hole 10 are provided on the electrode male head seat 6 corresponding to the electrode female head seat 2.

[0035] Optionally, the inner diameter of the large hole section of the female step hole 12 is equal to the inner diameter of the male through hole 10 .

[0036] Optionally, the inner diameter of the small hole section of the male step hole 9 is equal to the inner diameter of the female through hole 11 .

[0037] The technical effect achieved by the above embodiment is that the female head and the male head of the connector are fixed to the device by external screws. If a fault occurs, the connector can be directly disassembled externally without disassembling the device.

[0038] Example 4

[0039] like Figures 1 to 4As shown, a compact high-voltage connector structure includes all the contents of Example 3, except that the inner end faces of two male mounting holes distributed side by side are provided with circular ring-shaped protrusions 13, the inner end faces of the other two male mounting holes distributed side by side are provided with square ring-shaped protrusions 14, the inner end faces of the female mounting holes 8 facing the two circular ring-shaped protrusions 13 are provided with circular countersunk holes 15 adapted thereto, and the inner end faces of the female mounting holes 8 facing the two square ring-shaped protrusions 14 are provided with square countersunk holes 16 adapted thereto.

[0040] The technical effect achieved by the above embodiment is: through the cooperation between the circular ring protrusion 13 and the circular countersunk hole 15, and through the cooperation between the square ring protrusion 14 and the square countersunk hole 16, the electrode male socket 6 and the electrode female socket 2 are prevented from being reversely inserted.

[0041] Example 5

[0042] like Figures 1 to 4 As shown, a compact high-voltage joint structure includes all the contents of Example 4, and in addition, further includes a protective cover 7, and the side notch of the protective shell is detachably connected to the protective cover 7.

[0043] Optionally, the protective cover 7 is connected to the protective shell by screws.

[0044] Optionally, the pressing ring 1 is a circular tubular structure.

[0045] The technical effects achieved by the above embodiments are as follows: by providing the protective cover 7, the cable joint is effectively protected; by adopting the screw connection method, the quick disassembly between the protective cover 7 and the protective shell is facilitated; by providing the pressure ring 1 as a circular tubular structure, the connection of the cable is facilitated.

[0046] In the description of the present invention, it should be understood that the terms "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention 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 invention.

[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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 be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0050] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

[0051] In the description of this specification, the description with reference to the terms "embodiment one", "embodiment two", "example", "specific example", or "some examples" means that the specific method, device or feature described in conjunction with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, methods, devices or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0052] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A compact high-voltage joint structure, characterized in that: The invention comprises a pressing ring (1), an electrode female head seat (2), an electrode female head core (3), an electrode male head core (5), an electrode male head seat (6) and a protective shell. The electrode female head seat (2) is provided with four female head mounting holes (8) extending along its length direction. An electrode female head core (3) is fixed in each female head mounting hole (8) through a pressing ring (1). The cable passes through the middle of the pressing ring (1) and is welded to the electrode female head core (3). The electrode male head seat (6) is provided with four male head mounting holes extending along its length direction. An electrode male head core (5) is embedded in each male head mounting hole. The electrode male head seat (6) is connected to the electrode female head seat (2) by screws. A protective shell is arranged at the end of the electrode male head seat (6). The cable passes through the protective shell and is welded to the electrode male head core (5). Each electrode male head core (5) is correspondingly plugged into the end face of the electrode female head core (3).

2. The compact high-voltage joint structure according to claim 1, characterized in that: It also includes a sealing rubber ring (4). An annular groove is provided on one end surface of the electrode female head seat (2) contacting the electrode male head seat (6), and the sealing rubber ring (4) is embedded in the annular groove.

3. The compact high-voltage joint structure according to claim 1, characterized in that: The sealing rubber ring (4) is an O-ring.

4. The compact high-voltage joint structure according to claim 1, characterized in that: The portions of the electrode female head seat (2) and the electrode male head seat (6) that contact each other are square structures that match each other, a female head through hole (11) is provided at a diagonal position of the square structure of the electrode female head seat (2), a female head step hole (12) is provided at another diagonal position of the square structure of the electrode female head seat (2), and a male head step hole (9) and a male head through hole (10) are provided on the electrode male head seat (6) corresponding to the electrode female head seat (2).

5. The compact high-voltage joint structure according to claim 1, characterized in that: The inner end surfaces of two male mounting holes arranged side by side are provided with circular ring-shaped protrusions (13), and the inner end surfaces of the other two male mounting holes arranged side by side are provided with square ring-shaped protrusions (14). The inner end surfaces of the female mounting holes (8) facing the two circular ring-shaped protrusions (13) are provided with circular countersunk holes (15) adapted thereto, and the inner end surfaces of the female mounting holes (8) facing the two square ring-shaped protrusions (14) are provided with square countersunk holes (16) adapted thereto.

6. The compact high-voltage joint structure according to claim 1, characterized in that: It also comprises a protective cover (7), and the side notch of the protective shell is detachably connected with the protective cover (7).

7. The compact high-voltage joint structure according to claim 6, characterized in that: The protective cover (7) is connected to the protective shell via screws.

8. The compact high-voltage joint structure according to claim 1, characterized in that: The pressing ring (1) is a circular tubular structure.

9. The compact high-voltage joint structure according to claim 4, characterized in that: The inner diameter of the large hole section of the female step hole (12) is equal to the inner diameter of the male through hole (10).

10. The compact high-voltage joint structure according to claim 4, characterized in that: The inner diameter of the small hole section of the male step hole (9) is equal to the inner diameter of the female through hole (11).

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