CN210668854U

CN210668854U - Double-layer contact pin electric connector

Info

Publication number: CN210668854U
Application number: CN201921625396.3U
Authority: CN
Inventors: 陈云; 朱明�; 顾杰
Original assignee: Taixing Hangshun Electronic Co Ltd
Current assignee: Taixing Hangshun Electronic Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-02
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a double-layer contact pin electric connector, which belongs to the field of electric appliance connectors and comprises a plug body, wherein the upper surface of the plug is fixedly connected with a first rectangular connecting block, the front surface of the first rectangular connecting block is fixedly connected with a cylindrical positioning plug, and the back surface of the rectangular connecting block is fixedly connected with a rubber head; the utility model discloses, double-deck contact pin electric connector is pulling out the in-process of inserting, set up the trapped orbit, prevent to pull out the skew hard of inserting the in-process, cause the harm to the contact pin, cylinder location is inserted in first rectangle joint block connection, the length that cylinder location was inserted is longer than the many of contact pin, when pegging graft, the cylinder location at first inserts the location jack, at this moment the contact pin still does not contact the contact pin mouth, the grafting of contact pin and contact pin mouth can be inserted along the cylinder location and is connected with the removal orbit cooperation between the location jack, such grafting mode has reduced the harm of grafting process to the contact pin, the life-span of connector has been prolonged.

Description

Double-layer contact pin electric connector

Technical Field

The utility model belongs to the technical field of, concretely relates to double-deck contact pin electric connector.

Background

Double-deck contact pin connector is mainly applied to the industry world, and contact pin formula rectangular connector's structural morphology is rectangle or isosceles trapezoid, and the face of pegging graft is the connector of rectangle, is used for the mutual plug-in connection between the equipment, and it comprises plug, socket, and rectangular connector is by shell, lock sleeve, reed, pin, contact pin, terminal, waterproof gasket, shield etc. 1, mechanical properties: the insertion and extraction force is an important mechanical property, and is divided into an insertion force and an extraction force, which are different in requirements, and a large insertion force and a small extraction force are specified in relevant standards, which indicates that the insertion force is small from the use point of view, and if the extraction force is too small, the contact reliability is affected, 2, electrical properties: mainly comprises three parts of contact resistance, insulation resistance and dielectric strength. Contact resistance a high quality electrical connector should have a low and stable contact resistance, ranging from a few milliohms to tens of milliohms, and an insulation resistance, which measures the insulation between contacts of an electrical connector and between the contacts and a housing, which is in the order of hundreds to thousands of megaohms. The electric strength or voltage resistance and dielectric withstand voltage are the characteristics of the capacity of resisting rated test voltage between contact pieces of the connector or between the contact pieces and a shell, 3, environmental performance: including temperature resistance, moisture resistance, salt spray resistance, vibration, impact resistance, and the like. The high working temperature of the temperature-resistant current connector is 200 ℃ (except a few high-temperature special connectors), and the low temperature is-65 ℃. Since the current generates heat at the contact point when the connector is in operation, which causes a temperature rise, it is generally believed that the operating temperature should be equal to the sum of the ambient temperature and the temperature rise of the contact point. The humidity is 90-95%, and the exposure time under the salt spray condition is at least 48 hours.

The prior art has the following problems: 1. in the process of pulling and inserting the existing double-layer pin connector, as everyone can not pull and insert correctly, the pulling and inserting force is often too large and the pulling and inserting direction is oblique during pulling and inserting, thus greatly damaging the double-layer pin connector and the double-layer pin base; 2. during use, the outer surface of the plug has no structure to aid in heat dissipation.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a double-deck contact pin electric connector has and pulls out to insert not fragile, characteristics that the radiating effect is good.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-deck contact pin electric connector, includes the plug body, the first rectangle splice of last fixed surface of plug body, the positive fixedly connected with cylinder location of first rectangle splice is inserted, the back fixedly connected with rubber head of first rectangle splice, the inside fixedly connected with plug power cord of rubber head, the positive fixedly connected with rectangular channel splice of plug body, the equal fixedly connected with semicircle splicing in both sides of plug body, the inside grafting of semicircle splicing has the stay bolt.

Preferably, the front face of the plug body is fixedly connected with a plurality of contact pins, the contact pins are fixedly connected to the front face of the plug body in a rectangular array mode, and the length of each contact pin is half of the length of the cylindrical positioning plug.

Preferably, the outer surface of the contact pin is inserted into a socket head through a contact pin port, the two sides of the socket head are fixedly connected with semicircular connecting blocks, and threaded holes are formed in the outer surfaces of the semicircular connecting blocks.

Preferably, the upper surface of the socket head is fixedly connected with a second rectangular connecting block, and a positioning jack is formed in the front surface of the second rectangular connecting block.

Preferably, the upper surface of the plug body is fixedly connected with a radiating fin, the upper surface of the plug body is provided with friction grains, and the front face of the socket head is provided with a rectangular groove.

Preferably, the number of the radiating fins is several, and the sizes and the shapes of the radiating fins are equal.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses: the double-layer contact pin electric connector is in the process of plugging and unplugging, a fixed track is arranged, the forced deviation in the plugging and unplugging process is prevented, and damage is caused to a contact pin.

2. The utility model discloses: because power cord and plug body and power cord and socket head junction, easily by the rupture, the surface of the power cord in this position has set up the one deck rubber head, in order to make the difficult hand of grafting in-process smooth, be connected with friction line at the last fixed surface of plug body, upper surface and the lower surface at plug body and socket head all set up the fin, the heat conductivility of fin is good, leave the gap between fin and the fin, the fin absorbs the produced heat absorption of connector work, and give off in the air, absorb the heat once more, thereby reach radiating effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the positioning plug of the present invention;

FIG. 3 is a schematic structural view of the socket head of the present invention;

fig. 4 is a schematic structural view of the rectangular groove of the present invention.

In the figure: 1. a plug body; 2. a first rectangular block; 3. positioning and inserting a cylinder; 4. a rubber head; 5. a power line; 6. a rectangular groove insert block; 7. a semicircular connecting piece; 8. a long bolt; 9. inserting a pin; 10. a needle insertion opening; 11. a socket head; 12. a semicircular connecting block; 13. a threaded hole; 14. a second rectangular block; 15. positioning the jack; 16. a heat sink; 17. rubbing the lines; 18. a rectangular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a double-layer pin electric connector comprises a plug body 1, wherein the front of the plug body 1 is fixedly connected with pins 9, the number of the pins 9 is a plurality, the plurality of pins 9 are fixedly connected to the front of the plug body 1 in a rectangular array mode, the length of each pin 9 is half of that of a cylindrical positioning pin 3, the length of each cylindrical positioning pin 3 is longer than that of each pin 9, when the pins are plugged, the cylindrical positioning pins 3 are firstly inserted into positioning jacks 15, the pins 9 do not contact pin openings 10 at the moment, then the pins 9 and the pin openings 10 are plugged and connected in a matching mode along the moving track between the cylindrical positioning pins 3 and the positioning jacks 15, the outer surfaces of the pins 9 are plugged with socket heads 11 through the pin openings 10, semicircular connecting blocks 12 are fixedly connected to the two sides of the socket heads 11, threaded holes 13 are formed in the outer surfaces of the semicircular connecting blocks 12, and the threaded holes 13 can be connected with long bolts 8, the plug body 1 and the socket head 11 are fixed, the upper surface of the socket head 11 is fixedly connected with a second rectangular connecting block 14, the front surface of the second rectangular connecting block 14 is provided with a positioning jack 15, the front surface of the socket head 11 is provided with a rectangular groove 18, the upper surface of the plug body 1 is fixedly connected with a radiating fin 16, the upper surface of the plug body 1 is provided with friction grains 17, the number of the radiating fins 16 is a plurality, the size and the shape of the plurality of radiating fins 16 are equal, the upper surface and the lower surface of the plug body 1 and the socket head 11 are both provided with the radiating fin 16, the heat conducting property of the radiating fin 16 is good, a gap is left between the radiating fin 16 and the radiating fin 16, the radiating fin 16 absorbs heat generated by the work of the connector and radiates the heat in the air, the upper surface of the plug body 1 is fixedly connected with a first rectangular connecting block 2, the front surface of the first rectangular connecting, the back of the first rectangular connecting block 2 is fixedly connected with a rubber head 4, the inside of the rubber head 4 is fixedly connected with a plug power line 5, the front of the plug body 1 is fixedly connected with a rectangular groove inserting block 6, both sides of the plug body 1 are fixedly connected with semicircular connecting pieces 7, long bolts 8 are inserted in the semicircular connecting pieces 7, a fixed track is arranged in the process of pulling and inserting the double-layer contact pin electric connector, the forced deviation in the process of pulling and inserting is prevented, and the contact pins 9 are damaged, the rectangular groove inserting block 6 and the rectangular groove inserting block 6 are firstly arranged on the plug body 1, the rectangular groove inserting block 6 can also be used as a signal and current transmission structure in practical application, the upper surface and the lower surface of the plug body 1 are fixedly connected with the first rectangular connecting block 2, the first rectangular connecting block 2 is connected with a cylindrical positioning plug 3, the length of the cylindrical positioning plug 3 is longer than a plurality of the contact pins 9, when in plugging, the cylindrical positioning plug 3 is firstly, at this time, the pin 9 is not yet in contact with the pin opening 10, and then the insertion of the pin 9 and the pin opening 10 can be connected in a matching way along the moving track between the cylindrical positioning pin 3 and the positioning jack 15, so that the insertion way reduces the damage to the pin 9 in the insertion process and prolongs the service life of the connector.

The utility model discloses a theory of operation and use flow: the double-layer pin electric connector is provided with a fixed track in the plugging process to prevent the pin 9 from being damaged by forced deviation in the plugging process, the plug body 1 is provided with a rectangular groove plug block 6 and a rectangular groove plug block 6, the rectangular groove plug block 6 can also be used as a structure for transmitting signals and current in practical application, the upper surface and the lower surface of the plug body 1 are fixedly connected with a first rectangular plug block 2, the first rectangular plug block 2 is connected with a cylindrical positioning plug 3, the length of the cylindrical positioning plug 3 is longer than that of the pin 9, when in plugging, the cylindrical positioning plug 3 is firstly inserted into a positioning jack 15, the pin 9 is not contacted with a pin opening 10, and then the plugging of the pin 9 and the pin opening 10 can be matched and connected along the moving track between the cylindrical positioning plug block 3 and the positioning jack 15, so the plugging mode reduces the damage of the plugging process to the pin 9 and prolongs the service life of the connector, because the power cord 5 and the plug body 1 and the junction of the power cord 5 and the socket head 11 are easy to break, the outer surface of the power cord 5 at the position is provided with a layer of rubber head 4, in order to ensure that the hand is not easy to slip in the plugging process, the upper surface of the plug body is fixedly connected with friction grains 17, the upper surface and the lower surface of the plug body 1 and the socket head 11 are both provided with radiating fins 16, the heat conducting property of the radiating fins 16 is good, gaps are reserved between the radiating fins 16 and the radiating fins 16, the radiating fins 16 absorb heat generated by the work of the connector and radiate the heat in the air to absorb the heat again, thereby achieving the radiating effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-deck contact pin electric connector, includes plug body (1), its characterized in that: the plug comprises a plug body (1), and is characterized in that the upper surface of the plug body (1) is fixedly connected with a first rectangular connecting block (2), the front fixedly connected with cylinder positioning plug (3) of the first rectangular connecting block (2), the back fixedly connected with rubber head (4) of the first rectangular connecting block (2), the inner fixedly connected with plug power line (5) of the rubber head (4), the front fixedly connected with rectangular groove plug block (6) of the plug body (1), the two sides of the plug body (1) are fixedly connected with semicircular connecting pieces (7), and long bolts (8) are inserted into the semicircular connecting pieces (7).

2. The electrical double-pin connector of claim 1, wherein: the plug comprises a plug body (1), wherein the front face of the plug body (1) is fixedly connected with pins (9), the number of the pins (9) is a plurality of, the pins (9) are fixedly connected to the front face of the plug body (1) in a rectangular array mode, and the length of each pin (9) is half of that of a cylindrical positioning plug (3).

3. The electrical double-pin connector of claim 2, wherein: the outer surface of the contact pin (9) is connected with a socket head (11) in an inserting mode through a contact pin opening (10), semicircular connecting blocks (12) are fixedly connected to the two sides of the socket head (11), and threaded holes (13) are formed in the outer surface of the semicircular connecting blocks (12).

4. The electrical double-pin connector as recited in claim 3, wherein: the upper surface of the socket head (11) is fixedly connected with a second rectangular connecting block (14), the front surface of the second rectangular connecting block (14) is provided with a positioning jack (15), and the front surface of the socket head (11) is provided with a rectangular groove (18).

5. The electrical double-pin connector of claim 1, wherein: the plug is characterized in that a radiating fin (16) is fixedly connected to the upper surface of the plug body (1), and friction grains (17) are arranged on the upper surface of the plug body (1).

6. The electrical double-pin connector as recited in claim 5, wherein: the number of the radiating fins (16) is a plurality, and the sizes and the shapes of the radiating fins (16) are equal.