Straight plug
Through the floating installation of the B double-head socket and the elastic piece combined with the locking screw structure, the problem of the pin and the contact piece being different is solved, stable connection and sealing are achieved, and the use effect and maintenance efficiency of the electrical connector are improved.
Patent Information
- Application Number
- CN202420880969.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-25
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-25
AI Technical Summary
After long-term use of the existing electrical connector plug and socket, due to processing tolerances, the pin and the contact cannot be completely concentric, resulting in damage to the pin, the use effect is not ideal, and the elastic spring locking method is unstable.
The double-headed socket of B is installed in the A through hole through the tooth sleeve to form a movable space so that the pin head can be rectified in the socket, and the elastic piece and locking screw structure are combined to ensure the stable connection between the plug and the socket. And through an O-type sealing ring, water vapor is prevented from entering.
It effectively ensures the stability of the connection structure after plugging, reduces the risk of pin damage, improves replacement efficiency, avoids signal transmission instability and maintenance costs, and ensures sealing.
Smart Images
Figure CN222261561U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric connectors, in particular to a straight plug. Background Art
[0002] Electrical connectors, as a very commonly used connection device used in the connection of electrical appliances and communication equipment, are related to the stability and reliability of the input and output of electrical and communication equipment signals. Electrical connectors include plugs and sockets. Usually, the plugs are connected to the cables, and the sockets are connected to the equipment to achieve electrical connection between the cables and the equipment.
[0003] The mounting plate assembly of the Chinese utility model patent (authorization announcement number: CN213636492U, name: a connector) is installed in the inner cavity of the inner shell, a spring a is sleeved on the outer circle of the inner shell, a limit step is arranged on the outer circle of the inner shell, a limit ring is arranged in the inner cavity of the plug shell, the inner shell is installed in the plug shell, a tail nut is installed at the tail of the inner shell, the locking tail nut makes the limit step abut against the limit ring, a mounting hole is opened at the head of the inner shell, a ball is installed in the mounting hole, a locking ring is arranged at the tail of the socket shell, and the side wall of the locking ring away from the tail of the socket shell is a locking inclined surface, and after the socket and the plug are plugged in, the ball abuts against the locking inclined surface. Through the spring a, the ball and the locking bevel are pressed against each other to realize the locking of the plug and the socket. Compared with the existing elastic spring locking method, the reliability of the locking of the plug and the socket is higher, and the instability of the elastic spring locking after long-term use is avoided. After the plug and the socket are locked reliably, the reliability of the insertion of the contact piece and the contact pin is also improved. However, due to the processing tolerance of the pin, the contact piece of the pin and the plug cannot be completely concentric, which can easily cause the pin to be damaged during use, and the use effect is not ideal. Utility Model Content
[0004] The utility model aims to provide a straight plug to overcome the shortcomings of the prior art.
[0005] The purpose of the utility model is achieved through the following technical solutions: a straight plug, comprising a plug housing, a jack mounting plate and a plurality of B double-ended jacks, the jack mounting plate is used to evenly install the B double-ended jacks in the plug housing, an A through hole is opened on the jack mounting plate, an A boss is integrally formed in the A through hole, the B double-ended jack is composed of three sections and the diameters of the three sections are all different, the middle section of the B double-ended jack has the smallest diameter, the middle section of the B double-ended jack is sleeved with a tooth sleeve, an elastic sheet is integrally formed on the tooth sleeve, the A boss is clamped between the elastic sheet and the largest section of the B double-ended jack, and the B double-ended jack is floatingly installed in the A through hole through the elastic sheet.
[0006] Preferably, a B step is provided on the outer wall of the jack mounting plate, a C step is provided on the inner wall of the plug housing, a gasket is installed in the plug housing, the gasket is used to press the B step tightly against the C step, a B annular groove is provided on the inner wall of the plug housing, a B retaining ring is installed in the B annular groove, and the gasket is clamped by the B retaining ring.
[0007] Preferably, it also includes a connecting sleeve and a connecting structure, the plug housing is detachably installed in the connecting sleeve through the connecting structure, a gap is provided between the plug housing and the connecting sleeve, the gap is used to accommodate the socket housing, a locking screw is screwed on the connecting sleeve, and the socket housing is locked by the locking screw.
[0008] Preferably, a C-shaped annular groove is formed on the outer wall of the plug housing, an O-shaped sealing ring is installed in the C-shaped annular groove, and the O-shaped sealing ring is used to seal the gap between the socket housing and the plug housing.
[0009] Preferably, the connection structure includes a D step, an E step and a C retaining ring, the D step is arranged on the inner wall of the connecting sleeve, the E step is arranged on the outer wall of the plug housing, a D annular groove is also provided on the outer wall of the plug housing, the C retaining ring is installed in the D annular groove, and the C retaining ring is used to press the D step tightly against the E step.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] The B double-ended socket is installed in the A through-hole in a floating manner through a gear sleeve to form a movable space. When the connectors are plugged in, after the pin heads enter the sockets, the non-concentric pins / sockets can be aligned in the movable space, so that the connection can be plugged in normally, thereby effectively ensuring the stability of the connection structure after plugging in. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the structure of the utility model;
[0013] Figure 2 for Figure 1 A local enlarged schematic diagram of the middle A;
[0014] Figure 3 Schematic diagram of the installation structure of the gear sleeve;
[0015] In the figure, 13-plug housing, 14-jack mounting plate, 15-B double-ended jack, 16-A boss, 17-tooth sleeve, 18-elastic sheet, 19-B step, 20-C step, 21-washer, 22-B retaining ring, 23-connecting sleeve, 24-locking screw, 25-O-ring, 26-D step, 27-E step, 28-C retaining ring. DETAILED DESCRIPTION
[0016] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.
[0017] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.
[0018] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.
[0019] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.
[0020] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0021] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0022] like Figure 1-3 As shown, a straight plug includes a plug housing 13, a jack mounting plate 14 and a plurality of B double-ended jacks 15. The jack mounting plate 14 is used to evenly mount the B double-ended jacks 15 in the plug housing 13. The jack mounting plate 14 is provided with an A through hole, and an A boss 16 is integrally formed in the A through hole. The B double-ended jack 15 is composed of three sections, and the diameters of the three sections are different. The middle section of the B double-ended jack 15 has the smallest diameter. The middle section of the B double-ended jack 15 is sleeved with a toothed sleeve 17. The toothed sleeve 17 An elastic sheet 18 is integrally formed on the upper portion, and the A boss 16 is clamped between the elastic sheet 18 and the largest section of the B double-ended socket 15. The B double-ended socket 15 is floated and installed in the A through-hole through the elastic sheet 18. The B double-ended socket 15 is floated and installed in the A through-hole through the tooth sleeve 17 to form a movable space. When the connectors are plugged in, after the pin heads enter the sockets, the non-concentric pins / sockets can be aligned in the movable space, so that the connection can be normally plugged in, thereby effectively ensuring the stability of the connection structure after plugging in.
[0023] In this embodiment, if Figure 2 As shown, a B step 19 is provided on the outer wall of the jack mounting plate 14, a C step 20 is provided on the inner wall of the plug housing 13, a gasket 21 is installed in the plug housing 13, the gasket 21 is used to press the B step 19 tightly against the C step 20, a B annular groove is provided on the inner wall of the plug housing 13, a B retaining ring 22 is installed in the B annular groove, the gasket 21 is stuck by the B retaining ring 22, the disassembly and assembly are convenient, the replacement time after the jack is damaged is reduced, the replacement efficiency is improved, the overall replacement is avoided, and the plug maintenance cost is reduced.
[0024] In this embodiment, if Figure 1 As shown, it also includes a connecting sleeve 23 and a connecting structure. The plug housing 13 can be detachably installed in the connecting sleeve 23 through the connecting structure. A gap is set between the plug housing 13 and the connecting sleeve 23, and the gap is used to accommodate the socket housing. A locking screw 24 is screwed on the connecting sleeve 23, and the socket housing is locked by the locking screw 24. The locking is firm to avoid loosening of the plug after being inserted into the socket, resulting in unstable signal transmission.
[0025] In this embodiment, if Figure 1 As shown, a C-shaped annular groove is provided on the outer wall of the plug housing 13, and an O-shaped sealing ring 25 is installed in the C-shaped annular groove. The O-shaped sealing ring 25 is used to seal the gap between the socket housing and the plug housing 13 to prevent water vapor from entering the connector housing and causing short circuit or pin corrosion.
[0026] In this embodiment, if Figure 1 and 2As shown, the connection structure includes a D step 26, an E step 27 and a C retaining ring 28. The D step 26 is arranged on the inner wall of the connecting sleeve 23, and the E step 27 is arranged on the outer wall of the plug housing 13. The outer wall of the plug housing 13 is also provided with a D annular groove, and the C retaining ring 28 is installed in the D annular groove. The C retaining ring 28 is used to press the D step 26 against the E step 27. When installing, first put the connecting sleeve 23 on the plug housing 13, and make the D step 26 press against the E step 27, and then push the C retaining ring 28 on the plug housing 13 into the D annular groove. The installation is convenient and quick.
[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A straight plug, comprising a plug housing (13), a jack mounting plate (14) and a plurality of B double-ended jacks (15), wherein the jack mounting plate (14) is used to evenly mount the B double-ended jacks (15) in the plug housing (13), characterized in that: The jack mounting plate (14) is provided with an A through hole, and an A boss (16) is integrally formed in the A through hole. The B double-ended jack (15) is composed of three sections, and the diameters of the three sections are different. The diameter of the middle section of the B double-ended jack (15) is the smallest. The middle section of the B double-ended jack (15) is sleeved with a tooth sleeve (17), and an elastic sheet (18) is integrally formed on the tooth sleeve (17). The A boss (16) is clamped between the elastic sheet (18) and the largest section of the B double-ended jack (15), and the B double-ended jack (15) is floatingly mounted in the A through hole through the elastic sheet (18).
2. A straight plug according to claim 1, characterized in that: A B step (19) is provided on the outer wall of the jack mounting plate (14), a C step (20) is provided on the inner wall of the plug housing (13), a washer (21) is installed in the plug housing (13), the washer (21) is used to press the B step (19) against the C step (20), a B annular groove is provided on the inner wall of the plug housing (13), a B retaining ring (22) is installed in the B annular groove, and the washer (21) is locked by the B retaining ring (22).
3. A straight plug according to claim 1, characterized in that: It also comprises a connecting sleeve (23) and a connecting structure, wherein the plug housing (13) is detachably mounted in the connecting sleeve (23) via the connecting structure, a gap is provided between the plug housing (13) and the connecting sleeve (23), the gap is used to accommodate a socket housing, a locking screw (24) is screwed onto the connecting sleeve (23), and the socket housing is locked via the locking screw (24).
4. A straight plug according to claim 3, characterized in that: A C-shaped annular groove is provided on the outer wall of the plug housing (13), an O-shaped sealing ring (25) is installed in the C-shaped annular groove, and the O-shaped sealing ring (25) is used to seal the gap between the socket housing and the plug housing (13).
5. A straight plug according to claim 3, characterized in that: The connection structure comprises a D step (26), an E step (27) and a C retaining ring (28); the D step (26) is arranged on the inner wall of the connection sleeve (23); the E step (27) is arranged on the outer wall of the plug housing (13); a D annular groove is also provided on the outer wall of the plug housing (13); the C retaining ring (28) is installed in the D annular groove; the C retaining ring (28) is used to press the D step tightly against the E step (27).