Stable right-angle connector

Abstract

The utility model discloses a stable right-angle connector, which comprises a shell, an installation inner cavity is formed in the shell, and one end of the shell is provided with an auxiliary supporting part extending outwards; the device is connected with a switching circuit board of the mounting inner cavity, a right-angle bending part which is bent by 90 degrees is formed in the middle of the switching circuit board, and a first connecting end and a second connecting end are formed at the two ends of the switching circuit board respectively; the connecting plug penetrates through the auxiliary supporting part and is connected with the first connecting end; and the cable is accessed from the other end of the shell and is connected with the second connecting end. According to the utility model, the connection of the connecting plug and the cable is realized through the switching circuit board which is arranged in a right-angle manner, the cable is completely prevented from being bent, the service life of the connector is prolonged, and the connector can obtain a better force bearing point after being plugged through the auxiliary supporting part, and is not easy to loosen and damage.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of connector, especially a stable right-angle connector. BACKGROUND

[0002] The existing electric connector is mostly linear, and a right-angle electric connector is used in some application environments, which can reduce the length of the male head and the female head after plug-in, and the structure of 90 degrees of most of the industry is realized by directly bending the cable to form, the internal core wire of the directly bent cable is not resistant to swing and has a short service life, and in addition, the male head and the female head are currently relied on for plug-in positioning, all stress points of the connector after plug-in are at the joint of the male head and the female head, which can easily cause damage to the female head. SUMMARY

[0003] The utility model aims at overcoming the above-mentioned defects in the prior art, providing a stable right-angle connector, which realizes the connection of the connecting plug and the cable through the adapter circuit board arranged at right angles, completely avoids the bending of the cable, improves the service life of the utility model, and further enables the connector to obtain better stress points after plug-in, and is not easy to loosen and damage.

[0004] To achieve the above-mentioned purpose, the utility model provides a stable right-angle connector, which comprises:

[0005] A shell forms an installation inner cavity in the shell, and one end of the shell is provided with an auxiliary support part extending outward;

[0006] A device and an adapter circuit board of the installation inner cavity, the middle part of the adapter circuit board forms a right-angle bending part bent by 90 degrees, and the two ends of the adapter circuit board respectively form a first connecting end and a second connecting end;

[0007] A connecting plug, which is connected with the first connecting end through the auxiliary support part;

[0008] A cable, which is connected with the second connecting end from the other end of the shell.

[0009] Further, it further comprises a tinplate, the tinplate is a right-angle tinplate, the tinplate is wrapped around the connecting plug and the adapter circuit board, and is installed in the installation inner cavity. The tinplate can ensure good EMI shielding effect.

[0010] Further, the tinplate includes a first shell and a second shell, a first connecting column is arranged on the inner side of the first shell, a first connecting slot matched with the second connecting column is arranged on the inner side of the second shell, a first limiting block is formed along the outward protrusion on the inner side of the first shell, and a first limiting part matched with the first limiting block is formed along the inner wall of the second shell. The split structure of the first shell and the second shell makes the installation more convenient and faster, the first connecting column and the first connecting slot are matched to realize the plug-in connection of the two shells, and the first limiting block and the first limiting part are matched to better position during plugging, and the practicability is better.

[0011] Further, a second limiting part is formed in the auxiliary supporting part, and the front end of the tinplate abuts against the second limiting part. The abutment of the second limiting part and the front end of the tinplate can make the tinplate placed in the shell more stable, avoid the falling of the tinplate, and increase the rigidity of the auxiliary supporting part through the front end of the tinplate, so that the weight of the connector can be better borne, and the stability during plugging is improved.

[0012] Further, a first limiting protrusion is arranged on the inner wall of the middle part of the tinplate, and a first clamping groove matched with the first limiting protrusion is arranged on the adapter circuit board. Thus, the middle part of the adapter circuit board can be positioned, and the falling of the adapter circuit board under stress can be effectively avoided, and the protection of the adapter circuit board is enhanced.

[0013] Further, the utility model also includes a wire arranging block, the wire arranging block is arranged between the adapter circuit board and the cable, the cable passes through the wire arranging block and is welded with the second connecting end, a positioning pin is arranged on the cable, and the tinplate is provided with a positioning through hole matched with the positioning pin. By arranging the wire arranging block, the wire arranging of the cable can be inserted into the wire arranging block in sequence and then welded with the adapter circuit board, the positioning pin can fix and position the cable, and the loosening of the welding position caused by shaking under stress is avoided, and the use of the connector is affected.

[0014] Further, a third limiting part is formed on the front end side wing of the adapter circuit board, plug-in parts are arranged on both sides of the rear end of the connecting plug, and a second connecting slot for penetrating the third limiting part is formed on the plug-in part. Thus, the connection of the connecting plug and the adapter circuit board is more stable, the plug-in part and the second connecting slot can be matched to play a positioning role during the welding of the terminal, and the welding operation of the terminal is more convenient.

[0015] Further, a positioning hole for fixing is arranged on the shell. The positioning hole arranged on the shell can be fixed with a target connector by using a screw or other connecting pieces, and the utility model is prevented from retreating and loosening.

[0016] Furthermore, the housing comprises an integrally formed upper and lower housings, both of which are made of PVC. Using an integrally formed housing and PVC materials improves the waterproof and insulating properties of the present invention, better protects the internal circuit boards and terminals, and extends the product's lifespan.

[0017] Furthermore, the outer edge of the right-angled bend is rounded. This evenly distributes stress, avoiding stress concentration caused by right angles. This improves the mechanical reliability and durability of the PCB, prevents scratches from rubbing against the inner wall of the tinplate, and makes the installation process smoother, reducing failures caused by poor contact or unstable installation.

[0018] Compared with the prior art, the present invention has the following advantages:

[0019] The utility model realizes the connection between the plug and the cable through the right-angled adapter circuit board. In addition, the right-angle tinplate can not only improve the overall EMI shielding effect, but also can position and fix the adapter circuit board and the cable to avoid damage caused by shaking.

[0020] The auxiliary support portion can be inserted into the component to be connected during use, which not only realizes the snap-in fixation to prevent the connector from falling off, but also has good structural rigidity with the built-in tinplate, can bear the weight of the connection, ensure the stability of the connection plug insertion, and avoid the risk of the connection plug being bent under stress;

[0021] The housing is also provided with a positioning hole, which is fixed to the target connector with screws or other connecting parts when in use to prevent the connector from retreating and loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 This is a structural diagram of a stable right-angle connector of the utility model;

[0024] Figure 2 yes Figure 1 Schematic diagram of the decomposition;

[0025] Figure 3 yes Figure 1 Schematic diagram of the cross section along line AA;

[0026] Figure 4 is the structure schematic view of the adapter circuit board of the utility model;

[0027] Figure 5 is the structure schematic view of the tinplate of the utility model;

[0028] Figure 6 is the connection schematic view of the adapter circuit board and the connection plug of the utility model.

[0029] In the figure, there are:

[0030] 1, the shell;11, the installation inner cavity;12, the upper shell;13, the lower shell;14, the auxiliary support part;141, the second limiting part;15, the positioning hole;2, the adapter circuit board;21, the right angle bending part;211, the round corner;22, the first connection end;23, the second connection end;24, the first clamping groove;25, the third limiting part;3, the tinplate;31, the first shell;311, the first connecting column;312, the first limiting block;32, the second shell;321, the first connection slot;322, the first limiting part;33, the positioning through hole;34, the first limiting protrusion;4, the connection plug;41, the plug-in part;411, the second connection slot;5, the cable;51, the positioning pin;6, the whole wire block. Specific implementation

[0031] The technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model. Obviously, the described embodiment is one embodiment of the utility model, not all the embodiments of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the scope of protection of the utility model.

[0032] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain posture (as described in the drawings). If the specific posture changes, the directionality indications will also change accordingly.

[0033] In addition, if the description of "first", "second" and the like is involved in the embodiments of the utility model, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features.

[0034] Please refer to Figures 1 to 6An embodiment of the present invention provides a stable right-angle connector, including a housing 1, a transfer circuit board 2 installed in a mounting cavity 11, a tinplate 3, a connecting plug 4 and a cable 5.

[0035] like Figures 1-3 As shown, an installation cavity 11 is formed in the housing 1. The housing 1 of this embodiment includes an upper housing 12 and a lower housing 13 formed in one piece. Both the upper housing 12 and the lower housing 13 are PVC components. The use of one piece and PVC material to make the housing 1 can improve the waterproof and insulating properties of the present invention, better protect the safety of the internal circuit board and terminals, and extend the service life of the product.

[0036] One end of the housing 1 is provided with an outwardly extending auxiliary support portion 14. The auxiliary support portion 14 is used to be inserted into the device / device to be connected together with the connecting plug 4. It can be snap-fitted and positioned with the inner wall of the device / device to be connected, which can improve the stability of the connection and prevent it from falling off. Moreover, the tinplate 3 provided inside can support the connector and prevent the risk of the connecting plug 4 being bent under stress.

[0037] Positioning holes 15 for fixing are provided on the housing 1, which can be directly fixed with screws or other components during use, thereby ensuring a stable connection and preventing loosening.

[0038] like Figure 4 As shown, a right-angled bend portion 21 with a 90° bend is formed in the middle of the adapter circuit board 2 of this embodiment. The outer edge of the right-angled bend portion is a rounded edge 211. The two ends of the adapter circuit board 2 respectively form a first connection end 22 and a second connection end 23.

[0039] The connecting plug 4 passes through the auxiliary support portion 14 and is connected to the first connecting end 22. In this embodiment, a line block 6 is also provided. The line block 6 is arranged between the adapter circuit board 2 and the cable 5. One end of the cable 5 passes through the line block 6 and is welded to the second connecting end 23. The other end of the cable 5 passes through the other end of the shell 1 away from the adapter circuit board 2. A positioning pin 51 is provided on the cable 5, and the tinplate 3 is provided with a positioning through hole 33 matching the positioning pin 51.

[0040] like Figure 3 and Figure 5As shown, the tinplate 3 of the embodiment is a right-angle tinplate 3, which is wrapped around the connecting plug 4 and the adapter circuit board 2 and is installed in the installation inner cavity 11, specifically, the tinplate 3 comprises a first shell 31 and a second shell 32, the positioning through hole 33 is formed by splicing half holes arranged on the first shell 31 and the second shell 32, the inner side of the first shell 31 is provided with a first connecting column 311, the inner side of the second shell 32 is provided with a first connecting slot 321 matched with the first connecting column 311, the first limiting block 312 is formed along the outer protrusion on the inner side of the first shell 31, and the first limiting portion 322 matched with the first limiting block 312 is formed along the inner wall on the inner side of the second shell 32; the split structure of the first shell 31 and the second shell 32 makes installation more convenient and fast, the first connecting column 311 and the first connecting slot 321 are matched to realize the plug-in connection of the two shells 1, and the first limiting block 312 and the first limiting portion 322 are matched to better position during plug-in and have better practicability.

[0041] The inner wall of the middle part of the tinplate 3 is provided with a first limiting protrusion 34, and the adapter circuit board 2 is provided with a first clamping groove 24 matched with the first limiting protrusion 34, so that the middle position of the adapter circuit board 2 can be positioned, the situation that the adapter circuit board 2 is forced to fall off can be effectively avoided, and the protection of the adapter circuit board 2 is enhanced.

[0042] Preferably, a second limiting portion 141 is formed in the auxiliary supporting portion 14, and the front end of the tinplate 3 abuts against the second limiting portion 141. The abutment of the second limiting portion 141 and the front end of the tinplate 3 can make the tinplate 3 more stable in the shell 1, avoid the tinplate 3 from falling off, and increase the rigidity of the auxiliary supporting portion 14 through the front end of the tinplate 3, so that the auxiliary supporting portion 14 can better bear the weight of the connector and improve the stability during plug-in.

[0043] As shown in Figure 4 and Figure 6 As shown, the front end side wing of the adapter circuit board 2 forms a third limiting portion 25, the rear end of the connecting plug 4 is provided with a plug-in portion 41, and the plug-in portion 41 is provided with a second connecting slot 411 for penetrating the third limiting portion 25. In this way, the connection of the connecting plug 4 and the adapter circuit board 2 can be more stable, and during terminal welding, the plug-in portion 41 and the second connecting slot 411 can play a positioning role, so that the welding operation of the terminal is more convenient.

[0044] The adapter circuit board 2 is arranged in a right angle to realize the connection of the connecting plug 4 and the cable 5, and in combination with the right-angle tinplate 3, the overall EMI shielding effect can be improved, the adapter circuit board 2 and the cable 5 can be positioned and fixed, and damage caused by shaking under stress can be avoided;

[0045] The auxiliary support part 14 can be inserted into the components to be connected in use, not only can realize the clamping fixation to avoid the connector from falling off, but also can have good structural steeliness in cooperation with the built-in tin 3, can bear the weight of the connection, guarantees the stability of the inserted connector plug 4, avoids the risk that the connector plug 4 is bent under stress;

[0046] The positioning hole 15 is further arranged on the shell 1, and is fixed with the target connector by using a screw or other connecting pieces in use, so that the connector is prevented from retreating and loosening.

[0047] The above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A stable right-angle connector, characterized in that: include: A housing (1), wherein a mounting inner cavity (11) is formed in the housing (1), and one end of the housing (1) is provided with an auxiliary support portion (14) extending outward; The device and the adapter circuit board (2) of the mounting inner cavity (11) are connected, the middle portion of the adapter circuit board (2) forms a right-angled bend portion (21) bent at 90 degrees, and the two ends of the adapter circuit board (2) respectively form a first connection end (22) and a second connection end; a connecting plug (4), the connecting plug (4) passing through the auxiliary support portion (14) and connected to the first connecting end (22); A cable (5) is connected to the second connection end (23) from the other end of the housing (1).

2. A stable right-angle connector according to claim 1, characterized in that: It also includes tinplate (3), which is a right-angle tinplate (3). After the tinplate (3) wraps the connecting plug (4) and the adapter circuit board (2), it is installed in the installation cavity (11).

3. A stable right-angle connector according to claim 2, characterized in that: The tinplate (3) comprises a first shell (31) and a second shell (32), wherein a first connecting column (311) is provided on the inner side of the first shell (31), and a first connecting slot (321) matching the first connecting column (311) is provided on the inner side of the second shell (32), a first limiting block (312) is formed along an outward protrusion on the inner side of the first shell (31), and a first limiting portion (322) matching the first limiting block (312) is formed along an inner wall of the inner side of the second shell (32).

4. A stable right-angle connector according to claim 2, characterized in that: A second limiting portion (141) is formed in the auxiliary support portion (14), and the front end portion of the tinplate (3) abuts against the second limiting portion (141).

5. A stable right-angle connector according to claim 2, characterized in that: A first limiting protrusion (34) is provided on the middle inner wall of the tinplate (3), and a first clamping groove (24) matching the first limiting protrusion (34) is provided on the adapter circuit board (2).

6. A stable right-angle connector according to claim 2, characterized in that: The invention also includes a line block (6), wherein the line block (6) is arranged between the adapter circuit board (2) and the cable (5), and the cable (5) passes through the line block (6) and is welded to the second connection end (23). A positioning pin (51) is provided on the cable (5), and the tinplate (3) is provided with a positioning through hole (33) matching the positioning pin (51).

7. A stable right-angle connector according to claim 1, characterized in that: The front side wings of the adapter circuit board (2) form a third limiting portion (25), and plug-in portions (41) are provided on both sides of the rear end of the connecting plug (4). The plug-in portion (41) is provided with a second connecting slot (411) for passing through the third limiting portion (25).

8. The stable right-angle connector according to claim 1, characterized in that: A positioning hole (15) for fixing is provided on the housing (1).

9. A stable right-angle connector according to claim 1, characterized in that: The housing (1) comprises an upper housing (12) and a lower housing (13) formed in one piece, and both the upper housing (12) and the lower housing (13) are PVC components.

10. A stable right-angle connector according to claim 1, characterized in that: The outer edge of the right-angled bend (21) is a rounded edge (211).

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