Connector with internal lock structure

Abstract

The utility model relates to the technical field of connectors, in particular to a connector with an internal lock structure. The connector comprises a plugging female seat piece used for fixing pins, plugging male head pieces are arranged in the plugging female seat piece, a plurality of plugging grooves matched with the pins are formed in the plugging male head pieces, and the front end and the rear end of each plugging male head piece are fixedly connected with a plurality of terminal fixing elastic pieces corresponding to the plugging grooves; the middle part of the front surface of the plugging male head piece is fixedly connected with a locking inner buckle, the front surface of the locking inner buckle is fixedly connected with an inner buckle protruding block, the inner buckle protruding block is matched with the inner buckle fool-proof clamping position, so that the connector can be more stable and firmer during signal connection, and through the auxiliary fixation of the inner buckle protruding block, the signal connection is more stable and firmer. And the butt joint of the plugging female seat piece and the plugging male head piece is not easy to loosen after long-time use, so that the risks of buckle deformation, buckle breakage and the like caused by repeated pressing are avoided, and the stability is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of connector, specifically, a kind of connector with inner lock structure. BACKGROUND

[0002] Connector is a kind of coupling device to connect electrical terminal to form circuit, by means of connector, the connection between wire, cable, printed circuit board and electronic component can be realized, these connectors can reliably transmit data, power and signal in a variety of environments, in a variety of use cases, connector is a kind of component that our electronic engineering technicians often contact, its role is very simple: in the circuit that is blocked or isolated, between the circuit, build the bridge of communication, so that current flows, make the circuit realize the predetermined function, connector is indispensable component in electronic equipment.

[0003] The existing connector is generally connected with external buckle plug-in, and the external buckle connector is limited by connection part, the upper and lower connection rubber positions are limited, the buckle is prone to deformation due to repeated pressing, even has the risk of buckle breakage, so that the connector may be loose or fall off, the signal or current transmission is unstable, and even causes the connector to fall off and the signal to be interrupted.

[0004] In view of this, we propose a kind of connector with inner lock structure. CONTENT OF UTILITY MODEL

[0005] The utility model aims at providing a kind of connector with inner lock structure to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides a kind of connector with inner lock structure, including the connector female seat piece for fixing pin, the inside of connector female seat piece is provided with connector male head piece, the inside of connector male head piece is provided with multiple insertion slots matched with pin, the front and rear ends of connector male head piece are fixedly connected with multiple terminal fixed spring sheets corresponding with insertion slot;

[0007] The front surface middle part of connector male head piece is fixedly connected with locking inner buckle, the front surface of locking inner buckle is fixedly connected with inner buckle protruding block, the front end inner wall of connector female seat piece is provided with locking slot corresponding with locking inner buckle, the front surface lower end of connector female seat piece is provided with inner buckle foolproof clamping position corresponding with inner buckle protruding point, the upper surface of inner buckle protruding block is fixedly connected with conical guide block;

[0008] Wherein, the lower surface of locking inner buckle is fixedly connected with inner buckle receiving sheet.

[0009] As a further improvement of the technical solution, the inner buckle guardrails are symmetrically and fixedly connected to the lower end of the front surface of the plug-in male part, and the side of the two inner buckle guardrails close to each other is provided with a movable slot for the movable locking inner buckle.

[0010] As a further improvement of the technical solution, the plug-in male part is symmetrically and fixedly connected with a guide protruding rib on the front surface, and the inner wall of the front end of the plug-in female part is provided with a protruding rib slot corresponding to the guide protruding rib on both sides.

[0011] As a further improvement of the technical solution, the upper end of the two inner buckle guardrails is provided with a foolproof reinforcing rib, the rear surface of the two foolproof reinforcing ribs is fixedly connected to the front surface of the plug-in male part, and the middle part of the front end inner wall of the plug-in female part is provided with a reinforcing rib slot corresponding to the two foolproof reinforcing ribs.

[0012] As a further improvement of the technical solution, the plug-in female part for fixing the bent needle-shaped needle foot comprises two positioning blocks, the two positioning blocks are fixed on the upper surface of the plug-in female part, the upper surface of the two positioning blocks is provided with a plurality of positioning slots corresponding to the bent needle-shaped needle foot, and the upper surface of the plug-in female part is provided with a U-shaped protective sleeve for protecting the bent needle-shaped needle foot.

[0013] As a further improvement of the technical solution, the plug-in female part for fixing the straight needle-shaped needle foot comprises a positioning protruding block, the upper surface of the plug-in female part is fixedly connected with the positioning protruding block, and the upper surface of the plug-in female part is provided with a plurality of reserved slots corresponding to the straight needle-shaped needle foot.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] In the connector with the inner locking structure, the locking inner buckle and the locking slot are matched, so that the connector can be more stable and firm during signal connection, and through the auxiliary fixing of the inner buckle protruding block and the inner buckle foolproof clamping, the plug-in female part and the plug-in male part can not be easily loosened after butt joint for a long time, the risk of buckle deformation, broken buckle and the like caused by repeated pressing is avoided, the stability is higher, and when the plug-in female part and the plug-in male part need to be disassembled and separated, the plug-in female part and the plug-in male part can be separated by pressing the inner buckle receiving piece, so that the disassembly and separation are simple and convenient, and the replacement and disassembly of the connector are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is an explosion structure view of the utility model;

[0018] Figure 3It is the sectional view of the connector female seat part of the utility model;

[0019] Figure 4 It is the internal structure view of the connector female seat part of the utility model;

[0020] Figure 5 It is the structure view of the connector female seat part of the utility model for fixing straight needle-shaped needle pin.

[0021] The meanings of various reference numerals in the drawing are as follows:

[0022] 1, needle pin; 2, connector female seat part; 3, connector male part; 4, insertion slot; 5, terminal fixing spring piece; 6, locking inner buckle; 7, inner buckle protruding block; 8, locking slot; 9, inner buckle foolproof clamping; 10, conical guide block; 11, inner buckle receiving piece; 12, inner buckle guardrail; 13, guide protruding rib; 14, protruding rib clamping groove; 15, foolproof reinforcing rib; 16, reinforcing rib clamping groove; 17, positioning block; 18, positioning slot; 19, U-shaped protective sleeve; 20, positioning protruding block; 21, reserved slot. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Embodiment one

[0025] Please refer to Figure 1 - Figure 5 As shown in the figure, for the fixed curved needle-shaped needle pin 1, the embodiment provides a connector with an inner locking structure, which comprises a connector female seat part 2 for fixing the needle pin 1, the inside of the connector female seat part 2 is provided with a connector male part 3, the inside of the connector male part 3 is provided with a plurality of insertion slots 4 matched with the needle pin 1, and the front and rear ends of the connector male part 3 are fixedly connected with a plurality of terminal fixing spring pieces 5 corresponding to the insertion slots 4.

[0026] The front surface of the connector male part 3 is fixedly connected with a locking inner buckle 6, the front surface of the locking inner buckle 6 is fixedly connected with an inner buckle protruding block 7, the inner wall of the front end of the connector female seat part 2 is provided with a locking slot 8 corresponding to the locking inner buckle 6, the lower end of the front surface of the connector female seat part 2 is provided with an inner buckle foolproof clamping 9 corresponding to the inner buckle protruding point, and the upper surface of the inner buckle protruding block 7 is fixedly connected with a conical guide block 10.

[0027] Among them, the lower surface of the locking inner buckle 6 is fixedly connected with an inner buckle receiving piece 11.

[0028] The working principle is as follows: when the connector female seat 2 is connected with the connector male head 3, the plurality of pins 1 fixed in the connector female seat 2 can be inserted into the plurality of insertion slots 4 in the connector male head 3, and the plurality of terminal fixing springs 5 are arranged to ensure the stability of the pins 1 inserted into the insertion slots 4, facilitate the connection of the pins 1, and when the connector female seat 2 is connected with the connector male head 3, the tapered guide block 10 is arranged to facilitate the locking inner buckle 6 and the inner buckle protrusion 7 to enter the locking slot 8, and when the connector female seat 2 is connected with the connector male head 3, the inner buckle protrusion 7 is clamped into the inner buckle anti-fooling clamping position 9, which ensures the stability of the connection of the connector female seat 2 and the connector male head 3, and the connector can be more stable and firm in signal connection. Through the auxiliary fixing of the inner buckle protrusion 7, the connector female seat 2 and the connector male head 3 are not easy to loosen after connection for a long time, avoiding the risk of deformation and breakage of the buckle caused by repeated pressing, and the stability is higher. When the connector female seat 2 and the connector male head 3 need to be disassembled and separated, the inner buckle protrusion 7 can be separated from the inner buckle anti-fooling clamping position 9 by pressing the inner buckle receiving piece 11, which facilitates the disassembly and separation of the connector female seat 2 and the connector male head 3, and facilitates the replacement and disassembly of the connector.

[0029] In order to prevent the connector male head 3 from being inserted too much, the inner buckle guardrails 12 are symmetrically fixed and connected to the lower end of the front surface of the connector male head 3. The inner buckle guardrails 12 are arranged on the side close to each other. The movable slot for the locking inner buckle 6 is arranged. The two inner buckle guardrails 12 can limit the movement of the connector male head 3 to prevent the connector male head 3 from being inserted too much, and the movable slot is arranged to facilitate the movement of the locking inner buckle 6.

[0030] In order to ensure the stability of the connector male head 3 when inserted into the connector female seat 2, the guide protrusions 13 are symmetrically fixed and connected to the front surface of the connector male head 3, and the inner walls on both sides of the front end of the connector female seat 2 are provided with the protrusion clamping grooves 14 corresponding to the guide protrusions 13. When the connector male head 3 is inserted into the connector female seat 2, the guide protrusions 13 arranged can cooperate with the protrusion clamping grooves 14 to guide the movement of the connector male head 3, and ensure the temperature of the connector male head 3 during insertion.

[0031] In order to ensure that the connector female part 2 and the connector male part 3 cooperate stably and reliably, the upper end of the two inner buckle guardrails 12 is provided with an anti-fooling reinforcing rib 15, the rear surface of the two anti-fooling reinforcing ribs 15 is fixedly connected with the front surface of the connector male part 3, the middle part of the front end inner wall of the connector female part 2 is provided with a reinforcing rib clamping groove 16 corresponding to the two anti-fooling reinforcing ribs 15, and when the connector female part 2 and the connector male part 3 are connected, the anti-fooling reinforcing rib 15 can prevent the connector female part 2 and the connector male part 3 from being connected incorrectly, and the anti-fooling reinforcing rib 15 can be clamped into the reinforcing rib clamping groove 16 during use, thereby ensuring that the connector female part 2 and the connector male part 3 cooperate stably and reliably.

[0032] In order to facilitate the use of the curved needle-shaped needle 1 during operation, the connector female part 2 for fixing the curved needle-shaped needle 1 comprises two positioning blocks 17, the two positioning blocks 17 are fixedly connected to the upper surface of the connector female part 2, the upper surface of the two positioning blocks 17 is provided with a plurality of positioning grooves 18 corresponding to the curved needle-shaped needle 1, and the edge of the upper surface of the connector female part 2 is provided with a U-shaped protective sleeve 19 for protecting the curved needle-shaped needle 1. During use, the plurality of curved needle-shaped needles 1 are fixed by the connector female part 2, which facilitates the connection with the connector male part 3, and the two positioning blocks 17 cooperate with the plurality of positioning grooves 18 to position the plurality of curved needle-shaped needles 1, thereby ensuring the stable use of the curved needle-shaped needle 1, and the U-shaped protective sleeve 19 can protect the upper end of the plurality of curved needle-shaped needles 1.

[0033] Real-time example two

[0034] Please refer to Figure 1 - Figure 5 As shown in the figure, for fixing the straight needle-shaped needle 1, the embodiment provides a connector with an inner locking structure, which comprises a connector female part 2 for fixing the needle 1, the inside of the connector female part 2 is provided with a connector male part 3, the inside of the connector male part 3 is provided with a plurality of plug-in grooves 4 matched with the needle 1, and the front and rear ends of the connector male part 3 are fixedly connected with a plurality of terminal fixed spring sheets 5 corresponding to the plug-in grooves 4.

[0035] The front surface of the connector male part 3 is fixedly connected with a locking inner buckle 6, the front surface of the locking inner buckle 6 is fixedly connected with an inner buckle protruding block 7, the front end inner wall of the connector female part 2 is provided with a locking groove 8 corresponding to the locking inner buckle 6, and the lower end of the front surface of the connector female part 2 is provided with an inner buckle anti-fooling clamping position 9 corresponding to the inner buckle protruding point. The upper surface of the inner buckle protruding block 7 is fixedly connected with a conical guide block 10.

[0036] The lower surface of the locking inner buckle 6 is fixedly connected with an inner buckle receiving sheet 11.

[0037] The lower end of the front surface of the plug male piece 3 is symmetrically fixedly connected with an inner buckle guard 12, and the side close to each other of the two inner buckle guards 12 is provided with a movable slot for movably arranging the locking inner buckle 6.

[0038] The front surface of the plug male piece 3 is symmetrically fixedly connected with a guide convex rib 13, and the inner wall of the front end of the plug female seat piece 2 is provided with a convex rib clamping groove 14 corresponding to the guide convex rib 13.

[0039] The upper end of the two inner buckle guards 12 is provided with an anti-stupid reinforcing rib 15, the rear surface of the two anti-stupid reinforcing ribs 15 is fixedly connected with the front surface of the plug male piece 3, and the middle part of the inner wall of the front end of the plug female seat piece 2 is provided with a reinforcing rib clamping groove 16 corresponding to the two anti-stupid reinforcing ribs 15.

[0040] In addition, it is necessary to conveniently use the straight needle-shaped needle 1, so the plug female seat piece 2 for fixing the straight needle-shaped needle 1 comprises a positioning convex block 20, the upper surface of the plug female seat piece 2 is fixedly connected with the positioning convex block 20, and the upper surface of the plug female seat piece 2 is provided with a plurality of reserved slots 21 corresponding to the straight needle-shaped needle 1, the straight needle-shaped needle 1 can be fixed through the plug female seat piece 2, so that the straight needle-shaped needle 1 can be connected with the plug male piece 3, and the positioning convex block 20 and the plurality of reserved slots 21 are arranged, so as to conveniently install the plug female seat piece 2.

[0041] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only preferred examples of the utility model, and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and range of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A connector with an in-line lock structure comprising a connector housing (2) for securing a pin (1), characterized in that: The inside of the connector female seat piece (2) is provided with a connector male piece (3), the inside of the connector male piece (3) is provided with a plurality of insertion slots (4) matched with the needle pins (1), and the front and rear ends of the connector male piece (3) are fixedly connected with a plurality of terminal fixed spring sheets (5) corresponding to the insertion slots (4). The middle of the front surface of the connector male piece (3) is fixedly connected with a locking inner buckle (6), the front surface of the locking inner buckle (6) is fixedly connected with an inner buckle protruding block (7), the inner wall of the front end of the connector female seat piece (2) is provided with a locking slot (8) corresponding to the locking inner buckle (6), and the lower end of the front surface of the connector female seat piece (2) is provided with an inner buckle anti-fooling stop (9) corresponding to the inner buckle protruding point. The lower surface of the locking inner buckle (6) is fixedly connected with an inner buckle receiving sheet (11).

2. The connector of claim 1, wherein: The lower end of the front surface of the connector male piece (3) is fixedly connected with an inner buckle guardrail (12) in a symmetrical mode, and the side, which is close to each other, of the two inner buckle guardrails (12) is provided with a movable slot for the locking inner buckle (6).

3. The connector of claim 1, wherein: The front surface of the connector male piece (3) is fixedly connected with a guide protruding rib (13) in a symmetrical mode, and the inner wall of the front end of the connector female seat piece (2) is provided with a protruding rib clamping groove (14) corresponding to the guide protruding rib (13).

4. The connector of claim 2, wherein: The upper end of each of the two inner buckle guardrails (12) is provided with an anti-fool reinforcing rib (15), the rear surface of each of the two anti-fool reinforcing ribs (15) is fixedly connected with the front surface of the connector male piece (3), and the middle of the inner wall of the front end of the connector female seat piece (2) is provided with a reinforcing rib clamping groove (16) corresponding to the two anti-fool reinforcing ribs (15).

5. The connector of claim 1, wherein: The connector female seat piece (2) for fixing the needle pins (1) in the shape of a bent needle comprises two positioning blocks (17), the upper surface of each of the two positioning blocks (17) is fixed to the upper surface of the connector female seat piece (2), the upper surface of each of the two positioning blocks (17) is provided with a plurality of positioning slots (18) corresponding to the needle pins (1) in the shape of a bent needle, and the edge of the upper surface of the connector female seat piece (2) is provided with a U-shaped protective sleeve (19) for protecting the needle pins (1) in the shape of a bent needle.

6. The connector of claim 1, wherein: The connector female seat piece (2) for fixing the needle pins (1) in the shape of a straight needle comprises a positioning protruding block (20), the upper surface of the connector female seat piece (2) is fixedly connected with the positioning protruding block (20), and the upper surface of the connector female seat piece (2) is provided with a plurality of reserved slots (21) corresponding to the needle pins (1) in the shape of a straight needle.

Images