A plug pin type electrical connector with dustproof function

Abstract

The utility model provides a kind of pin type electric connector with dustproof function, it is related to electric connector technical field, the utility model includes pin type electric connector main part, the side of the insertion slot of pin type electric connector main part is provided with protective device, the utility model is adjusted to rotate by setting protective device, manually when not using pin type electric connector main part, it can hold the protective cover placed on the side of pin type electric connector main part, make its one side of protective cover adhere to the side of pin type electric connector main part, cover the insertion slot on its side of pin type electric connector main part and seal, avoid internal pin exposure outside, reduce the corrosion damage of pin and air dust and water vapor contact and occur, also can avoid the phenomenon of poor contact when using next time, influence signal transmission phenomenon, improve use effect and service life.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric connector especially relates to a needle type electric connector with dustproof function. BACKGROUND

[0002] The needle type electric connector is a connector that realizes circuit connection through a needle, and it usually contains a needle and a corresponding socket or jack, and the needle can be inserted into the socket to realize electrical connection between circuits.

[0003] The needle of the needle type electric connector body is exposed when not in use, so that dust and water vapor in the environment are easy to fall on the needle, which can cause corrosion and damage to the surface of the needle after a long time, and also cause poor contact during the next use, affecting signal transmission and reducing the service life of the needle type electric connector body. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art and provides a needle type electric connector with dustproof function.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a needle type electric connector with dustproof function, comprising a needle type electric connector body, a protective device is arranged on one side of the insertion slot of the needle type electric connector body, the protective device can seal and protect the insertion slot on one side when the needle type electric connector body is not in use, avoid exposing the internal needle, reduce the corrosion and damage of the needle caused by contact with dust and water vapor in the air, and improve the use effect and service life.

[0006] The above-mentioned components achieve the following effects: when the needle type electric connector body is not in use, the protective device can seal and protect the insertion slot on one side, avoid exposing the internal needle, reduce the corrosion and damage of the needle caused by contact with dust and water vapor in the air, and also avoid poor contact during the next use, affect signal transmission, improve the use effect and service life.

[0007] Preferably, the protective device comprises a protective cover, both sides of one end of the needle type electric connector body are provided with a sliding slot, a spring is fixedly connected to one side of the inner wall of the sliding slot, one end of the spring is fixedly connected with a sliding block, one end of the sliding block is slidably connected with the inner wall of the sliding slot, a rotating rod is rotatably connected to one side of the sliding block, and both sides of the protective cover are fixedly connected with a round rod, one side of the round rod is rotatably connected with one end of the rotating rod.

[0008] The effect achieved by the above components is that: by setting the protection device, when the pin type electric connector body is not used, the protection cover placed on one side of the pin type electric connector body can be manually held and pulled to one end, driving the round rod to rotate on the rotating rod, and the other end of the rotating rod also rotates on one side of the sliding block, then driving the spring to shrink in the inner wall of the sliding block and the sliding groove, when the protection cover is pulled to a certain position and then rotated to the side slot of the pin type electric connector body, the protection cover is slowly released, and under the reset action of the spring, the sliding block can be reset to slide to one end in the inner wall of the sliding groove, so that one side of the protection cover tightly abuts on one side of the pin type electric connector body, covering and sealing the slot on one side of the pin type electric connector body, avoiding the exposure of the internal pins, reducing the corrosion and damage of the pins due to the contact with dust and water vapor in the air, and also avoiding poor contact during next use, affecting signal transmission, improving use effect and service life.

[0009] Preferably, the inner wall of the sliding groove is fixedly connected with an extension rod, one end of the extension rod is fixedly connected with one side of the sliding block, and the outer surface of the extension rod is connected with the inner wall of the spring.

[0010] The effect achieved by the above components is that: by setting the extension rod, the inner wall of the spring can be supported and reinforced, so that it is not easy to be damaged during use, improving the service life.

[0011] Preferably, one side of the protection cover is fixedly connected with a sealing block, and the outer surface size of the sealing block is larger than the inner wall size of the slot on one side of the pin type electric connector body.

[0012] The effect achieved by the above components is that: by setting the sealing block, the gap between the protection cover and one side of the pin type electric connector body can be sealed and blocked, avoiding the entry of small dust and water vapor from the gap during protection, and improving the protection effect.

[0013] Preferably, a limiting mechanism is arranged between the two sides of the pin type electric connector body and the two round rods, the limiting mechanism comprises an elastic limiting rod, one side of one end of the elastic limiting rod is rotatably connected with one side of the pin type electric connector body, a rubber block is fixedly connected to the inner wall of one end of the elastic limiting rod, and the inner wall of one end of the elastic limiting rod is sleeved on the outer surface of one end of the round rod.

[0014] The effects achieved by the above components are that: by arranging the limiting mechanism, when the protective cover is used to seal the side slot of the pin type electric connector body, the elastic limiting rod can be rotated to a certain angle on one side of the pin type electric connector body, the inner wall of one end of the elastic limiting rod and the rubber block are sleeved and clamped on the outer surface of the round rod, and the elastic limiting rod is clamped, so that the protective cover is not easy to shake, and the protection of the side slot of the pin type electric connector body is more firm and compact.

[0015] Preferably, one side of the pin type electric connector body is provided with a supporting device, the supporting device comprises a bolt, a rectangular groove is formed in one side of the pin type electric connector body, a threaded hole is formed in one side of the inner wall of the rectangular groove, a supporting rod is slidably connected to the inner wall of the rectangular groove, a plurality of threaded grooves are formed in one side of the supporting rod, one end of the bolt is screw inserted into the inner wall of the threaded groove and the threaded hole, and a plurality of elastic arc blocks are fixedly connected to one end side of the supporting rod.

[0016] The effects achieved by the above components are that: by arranging the supporting device, when the plurality of connecting wires are fixed on the pin type electric connector body for use, the connecting wires can be clamped in the inner wall of the elastic arc block, then according to the use requirement, the supporting rod is manually slid to a certain position in the inner wall of the rectangular groove, and then one end of the bolt is screw inserted into the inner wall of the threaded hole and the threaded groove, and the adjusted supporting rod is limited, so that the supporting rod and the plurality of elastic arc blocks can support the plurality of connecting wires connected to the pin type electric connector body according to the requirement, the connecting part is not easy to be bent and damaged, and the use effect and service life are improved.

[0017] Preferably, the inner wall of the elastic arc block is fixedly connected with a plurality of protrusions, and the plurality of protrusions are arranged at equal distances.

[0018] The effects achieved by the above components are that: by arranging the protrusions, the contact friction of the inner wall of the elastic arc block can be increased, so that the elastic arc block is more firm when supporting and limiting the connecting wire, and is not easy to shake in the inner wall of the elastic arc block.

[0019] Preferably, one side of the bolt is fixedly connected with a connecting rope, and one end of the connecting rope is fixedly connected with one side of the pin type electric connector body.

[0020] The effects achieved by the above components are that: by arranging the connecting rope, the bolt can be limited and fixed on one side of the pin type electric connector body, so that the bolt is not easy to be lost after being screw out of the inner wall of the threaded hole and the threaded groove.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are that:

[0022] The utility model discloses a protective device is provided, when not using the pin type electric connector main part, manually can hold the protective cover placed on the pin type electric connector main part one side, through the round bar, the rotation of the adjusting rotation of the sliding block and spring, makes its protective cover one side close to the one side of pin type electric connector main part, covers the slot on its pin type electric connector main part one side and seals up, avoids the internal pin exposure outside, reduces the pin and the dust and water vapor in air contact and the corrosion damage condition of taking place, can also avoid the contact of next time use appears bad, influences the phenomenon of signal transmission, improves use effect and service life. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0024] Figure 2 It is the three-dimensional structure schematic diagram of protective cover of the utility model;

[0025] Figure 3 It is the three-dimensional structure schematic diagram of pin type electric connector main part of the utility model;

[0026] Figure 4 It is Figure 3 The three-dimensional schematic diagram of part structure;

[0027] Figure 5 It is the three-dimensional structure schematic diagram of support rod of the utility model.

[0028] Legend: 1, pin type electric connector main part;2, protective device;3, support device;21, sliding groove;22, telescopic link;23, spring;24, sliding block;25, rotation bar;26, protective cover;27, round bar;28, sealing block;29, limiting mechanism;291, elastic limiting rod;292, rubber block;31, rectangular groove;32, threaded hole;33, support rod;34, threaded groove;35, bolt;36, elastic arc block;37, protruding block;38, connecting rope. DETAILED DESCRIPTION

[0029] Embodiment 1, as Figures 1-5The utility model discloses a needle type electric connector with dustproof function, including needle type electric connector body 1, the one side of needle type electric connector body 1 is provided with the protection device 2 at the insertion slot, the protection device 2 can seal the insertion slot of one side when the needle type electric connector body 1 is not used, avoid the needle of inside exposure, reduce the corrosion damage of needle and air dust and water vapor contact and occur, improve the use effect and service life. When the needle type electric connector body 1 is not used, the insertion slot of one side can be sealed by the protection device 2, avoid the needle of inside exposure, reduce the corrosion damage of needle and air dust and water vapor contact and occur, can also avoid the contact of next time use and appear bad, influence the phenomenon of signal transmission, improve the use effect and service life.

[0030] Reference Figures 2-4As shown, the embodiment discloses the protection device 2 includes the protective cover 26, the slide groove 21 is arranged on both sides of one end of the pin type electric connector body 1, the inner wall of the slide groove 21 is fixedly connected with the spring 23 on one side, one end of the spring 23 is fixedly connected with the sliding block 24, one end of the sliding block 24 is slidably connected with the inner wall of the slide groove 21, the sliding block 24 is rotatably connected with the rotating rod 25 on one side, the two sides of the protective cover 26 are fixedly connected with the round rod 27, and one side of the round rod 27 is rotatably connected with one end of the rotating rod 25. When the pin type electric connector body 1 is not used, the protective cover 26 placed on one side of the pin type electric connector body 1 can be manually held and pulled to one end, the round rod 27 is driven to rotate on the rotating rod 25, the other end of the rotating rod 25 also rotates on one side of the sliding block 24, and then the spring 23 is driven to shrink in the inner wall of the slide groove 21 and the sliding block 24. When the protective cover 26 is pulled to a certain position and then rotated to the side slot of the pin type electric connector body 1, the protective cover 26 is slowly released, and under the reset action of the spring 23, the sliding block 24 can be reset and slid to one end in the inner wall of the slide groove 21, so that one side of the protective cover 26 is tightly attached to one side of the pin type electric connector body 1, the side slot on one side of the pin type electric connector body 1 is covered and sealed, the pins inside are prevented from being exposed, the corrosion and damage of the pins caused by contact with dust and water vapor in the air are avoided, the next use is prevented from causing poor contact and affecting signal transmission, and the use effect and service life are improved. The inner wall of the slide groove 21 is fixedly connected with the telescopic rod 22, one end of the telescopic rod 22 is fixedly connected with one side of the sliding block 24, and the outer surface of the telescopic rod 22 is connected with the inner wall of the spring 23 in a sleeved mode. By arranging the telescopic rod 22, the inner wall of the spring 23 can be supported and reinforced, so that the spring 23 is not easy to be damaged during use, and the service life is improved. One side of the protective cover 26 is fixedly connected with the sealing block 28, and the outer surface size of the sealing block 28 is larger than the inner wall size of the side slot of the pin type electric connector body 1. By arranging the sealing block 28, the gap between the protective cover 26 and one side of the pin type electric connector body 1 can be sealed and blocked, so that when the protective cover 26 is protected, small dust and water vapor are prevented from entering from the gap, and the protection effect is improved.

[0031] Refer to Figures 2-4As shown, the embodiment discloses that the two sides of the pin type electric connector body 1 and the two round rods 27 are provided with limiting mechanisms 29, the limiting mechanism 29 comprises an elastic limiting rod 291, one side of one end of the elastic limiting rod 291 is rotationally connected with one side of the pin type electric connector body 1, a rubber block 292 is fixedly connected with the inner wall of one end of the elastic limiting rod 291, and the inner wall of one end of the elastic limiting rod 291 is sleeved on the outer surface of one end of the round rod 27. By arranging the limiting mechanism 29, when the protective cover 26 is used to seal and block the side slot of the pin type electric connector body 1, the elastic limiting rod 291 can be rotated to a certain angle on one side of the pin type electric connector body 1, so that the inner wall of one end and the rubber block 292 are sleeved and clamped on the outer surface of the round rod 27, and the elastic limiting rod 291 is limited and hooked. Thus, the protective cover 26 is not easy to shake, and the protection of the slot of the pin type electric connector body 1 is more firm and compact.

[0032] Referring to Figure 5 As shown, the embodiment discloses that one side of the pin type electric connector body 1 is provided with a supporting device 3, the supporting device 3 comprises a bolt 35, one side of the pin type electric connector body 1 is provided with a rectangular groove 31, a threaded hole 32 is arranged on one side of the inner wall of the rectangular groove 31, a supporting rod 33 is slidably connected with the inner wall of the rectangular groove 31, a plurality of threaded grooves 34 are arranged on one side of the supporting rod 33, one end of the bolt 35 is screwedly inserted into the inner walls of the threaded grooves 34 and the threaded hole 32, and a plurality of elastic arc blocks 36 are fixedly connected with one end of the supporting rod 33. When a plurality of connecting wires are fixed on the pin type electric connector body 1 for use, the plurality of connecting wires can be clamped in the inner walls of the elastic arc blocks 36, then the supporting rod 33 is manually slid in the inner wall of the rectangular groove 31 to a certain position according to the use requirement, and then one end of the bolt 35 is screwedly inserted into the inner walls of the threaded hole 32 and the threaded groove, so that the adjusted supporting rod 33 is limited, thereby the supporting rod 33 and the plurality of elastic arc blocks 36 can support the plurality of connecting wires connected to the pin type electric connector body 1 according to the requirement, so that the connecting part is not easy to be bent and damaged, and the use effect and service life are improved.

[0033] Referring to Figure 5 As shown, the inner wall of the elastic arc block 36 is fixedly connected with a plurality of convex blocks 37, and the plurality of convex blocks 37 are arranged at equal distances. By arranging the convex blocks 37, the contact friction of the inner wall of the elastic arc block 36 can be increased, so that the elastic arc block 36 is more firm when supporting and limiting the connecting wire and is not easy to shake in the inner wall. One side of the bolt 35 is fixedly connected with a connecting rope 38, and one end of the connecting rope 38 is fixedly connected with one side of the pin type electric connector body 1. By arranging the connecting rope 38, the bolt 35 can be limited and fixed on one side of the pin type electric connector body 1, so that the bolt 35 is not easy to be lost after being screwedly screwed out of the inner walls of the threaded hole 32 and the threaded groove 34.

[0034] The working principle is that when the pin type electric connector body 1 is not used, the protective cover 26 placed on one side of the pin type electric connector body 1 can be manually held and pulled to one end, which drives the round rod 27 to rotate on the rotating rod 25, and the other end of the rotating rod 25 also rotates on one side of the sliding block 24, and then drives the spring 23 to shrink in the inner wall of the sliding block 24 and the sliding groove 21. When the protective cover 26 is pulled to a certain position and then rotated to the side slot of the pin type electric connector body 1, the protective cover 26 is slowly released, and under the reset action of the spring 23, the sliding block 24 can be reset to slide to one end in the inner wall of the sliding groove 21, so that one side of the protective cover 26 is tightly attached to one side of the pin type electric connector body 1, covering and sealing the slot on one side of the pin type electric connector body 1, avoiding the exposure of the internal pins, reducing the corrosion and damage of the pins due to contact with dust and water vapor in the air, and also avoiding poor contact during next use, affecting signal transmission, improving use effect and service life.

[0035] When a plurality of connecting wires are fixed on the pin type electric connector body 1 for use, they can be clamped in the inner wall of the elastic arc block 36, and then according to the use requirement, the supporting rod 33 is manually slid in the inner wall of the rectangular groove 31 to a certain position, and then one end of the bolt 35 is threaded and inserted into the inner wall of the threaded hole 32 and the threaded hole groove, and the adjusted supporting rod 33 is limited, so that the supporting rod 33 and the plurality of elastic arc blocks 36 can support the plurality of connecting wires connected on the pin type electric connector body 1 according to the requirement, so that the connection part is not easy to be bent and damaged, improving the use effect and service life.

Claims

1. A pin type electrical connector having a dustproof function, comprising a pin type electrical connector main body (1), characterized in that: The side of the insertion needle type electric connector body (1) is provided with a protection device (2), the protection device (2) includes a protective cover (26), the insertion needle type electric connector body (1) is provided with a sliding groove (21) on both sides of one end, the inner wall of the sliding groove (21) is fixedly connected with a spring (23) on one side, one end of the spring (23) is fixedly connected with a sliding block (24), one end of the sliding block (24) is slidably connected with the inner wall of the sliding groove (21), one side of the sliding block (24) is rotatably connected with a rotating rod (25), the both sides of the protective cover (26) are fixedly connected with a round rod (27), one side of the round rod (27) is rotatably connected with one end of the rotating rod (25).

2. The pin-type electrical connector with dustproof function according to claim 1, characterized in that: The inner wall of the sliding groove (21) is fixedly connected with a telescopic rod (22), one end of the telescopic rod (22) is fixedly connected with one side of the sliding block (24), the outer surface of the telescopic rod (22) is connected with the inner wall of the spring (23).

3. The pin-type electrical connector with dustproof function according to claim 2, characterized in that: One side of the protective cover (26) is fixedly connected with a sealing block (28), the outer surface size of the sealing block (28) is larger than the inner wall size of one side of the insertion needle type electric connector body (1).

4. The pin-type electrical connector with dustproof function according to claim 2, characterized in that: The both sides of the insertion needle type electric connector body (1) and the two round rods (27) are provided with a limiting mechanism (29), the limiting mechanism (29) includes an elastic limiting rod (291), one end of the elastic limiting rod (291) is rotatably connected with one side of the insertion needle type electric connector body (1), the inner wall of one end of the elastic limiting rod (291) is fixedly connected with a rubber block (292), the inner wall of one end of the elastic limiting rod (291) is sleeved on the outer surface of one end of the round rod (27).

5. The pin-type electrical connector with dustproof function according to claim 1, characterized in that: One side of the insertion needle type electric connector body (1) is provided with a supporting device (3), the supporting device (3) includes a bolt (35), one side of the insertion needle type electric connector body (1) is provided with a rectangular groove (31), the inner wall of the rectangular groove (31) is provided with a threaded hole (32) on one side, the inner wall of the rectangular groove (31) is slidably connected with a supporting rod (33), one side of the supporting rod (33) is provided with a plurality of threaded grooves (34), one end of the bolt (35) is screwed into the inner wall of the threaded groove (34) and the threaded hole (32), one end of the supporting rod (33) is fixedly connected with a plurality of elastic arc blocks (36) on one side.

6. The pin-type electrical connector with dustproof function according to claim 5, characterized in that: The inner wall of the elastic arc block (36) is fixedly connected with a plurality of convex blocks (37), a plurality of the convex blocks (37) are arranged at equal distances.

7. The pin-type electrical connector with dustproof function according to claim 6, characterized in that: One side of the bolt (35) is fixedly connected with a connecting rope (38), one end of the connecting rope (38) is fixedly connected with one side of the insertion needle type electric connector body (1).

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