CN211829290U

CN211829290U - D-SUB power connector

Info

Publication number: CN211829290U
Application number: CN202020624451.3U
Authority: CN
Inventors: 劳增仕
Original assignee: Kanglian Precision Electromechanical Shenzhen Co ltd
Current assignee: Kanglian Precision Electromechanical Shenzhen Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-10-30
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a D-SUB power connector, in particular to the technical field of connectors, which comprises a front connector and a rear connector, wherein the front connector comprises a first plastic main body, a front iron shell, a rear iron shell and three primary terminals, the front iron shell, the first plastic main body and the rear iron shell are buckled and integrated into a primary connecting component, the three primary terminals pass through the primary connecting component side by side, the rear connector comprises a second plastic main body, a front protective shell, a rear protective shell and three secondary terminals, the front protective shell, the second plastic main body and the rear protective shell are buckled and integrated into a secondary connecting component, the three secondary terminals pass through the secondary connecting component side by side, the primary terminals and the secondary terminals are mutually inserted to form a circuit conduction device, the utility model discloses a structural improvement, not only can ensure that the two ends of the insertion are evenly stressed to ensure the smooth insertion, the damaged articles can be replaced, so that the device is practical and saves materials, and has certain economic benefit.

Description

D-SUB power connector

Technical Field

The utility model relates to a connector technical field particularly, relates to a D-SUB power connector.

Background

At present, the D-SUB connector is widely applied, when the connecting terminal is put into use, because the petal type structure of the opposite insertion is designed unevenly, the opposite insertion may insert the petal type female end askew, so that the contact impedance is increased, the durable times are correspondingly reduced, the service life of the connecting terminal is greatly shortened, the circuit is unsafe, and unnecessary loss is caused in serious cases.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model discloses a structurally improve, change the both ends structure to inserting for it is even to inserting the atress, avoids the unnecessary loss.

The technical scheme that its technical problem was solved and adopted of the utility model is a D-SUB power connector, its improvement part lies in: comprises a front connector and a rear connector;

the front connector comprises a first plastic main body, a front iron shell, a rear iron shell and three primary terminals, the front iron shell, the first plastic main body and the rear iron shell are buckled and integrally formed into a primary connecting assembly, and the three primary terminals penetrate through the primary connecting assembly side by side;

the rear connector comprises a second plastic main body, a front protective shell, a rear protective shell and three secondary terminals, the front protective shell, the second plastic main body and the rear protective shell are buckled and integrally formed into a secondary connecting assembly, and the three secondary terminals penetrate through the secondary connecting assembly side by side;

the novel terminal comprises a first-stage terminal and a second-stage terminal, wherein the first-stage terminal is arranged in the middle of the terminal body, the second-stage terminal is arranged on two sides of the terminal body, the first-stage terminal is provided with a first-stage terminal, the second-stage terminal is provided with a second-stage terminal, the second-stage terminal is.

As an improvement of the technical scheme, the inner walls of the primary terminal and the secondary terminal are provided with clamping grooves.

As an improvement of the technical scheme, two communicated first-stage protection columns are arranged at one end, adjacent to the front iron shell, of the first plastic main body.

As the improvement of the technical scheme, one end of the first plastic main body adjacent to the rear iron shell is provided with two primary partition plates, and the primary partition plates are used for blocking the two adjacent primary terminals from contacting with each other.

As an improvement of the technical scheme, one end of the second plastic main body adjacent to the front protective shell is provided with a conduction secondary protective column.

As the improvement of the technical scheme, one end of the second plastic main body adjacent to the rear protective shell is provided with two secondary partition plates, and the secondary partition plates are used for blocking the two adjacent secondary terminals from contacting with each other.

As the improvement of the technical scheme, the outer sides of the primary terminal and the secondary terminal are respectively provided with a groove, and the grooves are used for limiting the sliding dislocation of the clamping rings.

As an improvement of the technical scheme, the front connector and the rear connector are mutually matched and fastened through rivets and bolts.

The utility model has the advantages that: the utility model discloses through structural improvement, all design has the hat spring to the both ends structure of inserting for the female end of one-level terminal and the public end of second grade terminal atress when to inserting the circuit that forms to switch on is even, and the uneven condition that drops easily of atress takes place when solving to inserting, and also design into the detachable state with the hat spring in addition, as long as under the condition of outage, turn round rivet and screw, just can change impaired device with the back connector before separately, not only convenient but also resources are saved.

Drawings

Fig. 1 is a schematic structural diagram illustrating the combined effect of the front connector and the rear connector of the D-SUB power connector of the present invention.

Fig. 2 is an exploded view of a rear connector structure of a D-SUB power connector according to the present invention.

Fig. 3 is an exploded view of a front connector structure of a D-SUB power connector according to the present invention.

Fig. 4 is an enlarged view of the a structure of fig. 3.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.

As shown in fig. 1-3, the present invention discloses a D-SUB power connector, which comprises a front connector 1 and a rear connector 2, wherein the front connector 1 comprises a first plastic main body 101, a front iron shell 102, a rear iron shell 103 and three primary terminals 104, the front iron shell 102, the first plastic main body 101 and the rear iron shell 103 are buckled together to form a primary connecting assembly, and the three primary terminals 104 pass through the primary connecting assembly side by side; the rear connector 2 comprises a second plastic main body 201, a front protective shell 202, a rear protective shell 203 and three secondary terminals 204, the front protective shell 202, the second plastic main body 201 and the rear protective shell 203 are buckled into a whole to form a secondary connecting assembly, and the three secondary terminals 204 penetrate through the secondary connecting assembly side by side.

Further, crown springs 300 are arranged inside the first-stage terminal 104 located in the middle and inside the second-stage terminals 204 located at both sides, a female end 1041 of the first-stage terminal 104 with the crown spring 300 and a male end 2041 of the second-stage terminal 204 without the crown spring 300 are inserted into each other to form a circuit conduction arrangement, and a male end 2041 of the second-stage terminal 204 with the crown spring 300 and a female end 1041 of the first-stage terminal 104 without the crown spring 300 are inserted into each other to form a circuit conduction arrangement.

Still further, collars 301 are disposed outside the primary terminal 104 and the secondary terminal 204, grooves 302 are disposed outside the primary terminal 104 and the secondary terminal 204, the grooves 302 are used for limiting sliding dislocation of the collars 301, as shown in fig. 4, clamping grooves 303 are disposed on inner walls of the primary terminal 104 and the secondary terminal 204, and the crown spring 300 can be detached by using a needle to assist under the action of the clamping grooves 303.

In addition, two conductive primary protection columns 1011 are arranged at one end of the first plastic main body 101 adjacent to the front iron shell 102, the primary protection columns 1011 are used for protecting the primary terminals 104, two primary partition plates 1012 are arranged at one end of the first plastic main body 101 adjacent to the rear iron shell 103, and the primary partition plates 1012 are used for preventing the adjacent two primary terminals 104 from contacting with each other; second plastic main part 201 is equipped with one with the adjacent one end of preceding protective housing 202 and switches on second grade protection post 2011, second grade protection post 2011 is used for protecting second grade terminal 204, the adjacent one end of second plastic main part 201 and back protective housing 203 is provided with two second grade baffles 2012, second grade baffle 2012 is used for blockking and contacts each other between two adjacent second grade terminals 204.

Finally, the front connector 1 and the rear connector 2 are fastened to each other by fitting rivets 1013 and bolts (not shown).

The utility model discloses a D-SUB power connector is when concrete implementation, preceding connector 1 and the butt joint of back connector 2, the female end 1041 of one-level terminal 104 and the public end 2041 of second grade terminal 204 are to inserting the circuit that forms switching on, reuse rivet and screw with preceding connector and back connector locking lock together.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. A D-SUB power connector, characterized by: comprises a front connector and a rear connector;

2. A D-SUB power connector as claimed in claim 1, wherein: and the inner walls of the primary terminal and the secondary terminal are provided with clamping grooves.

3. A D-SUB power connector as claimed in claim 1, wherein: the first plastic main body and the adjacent one end of preceding iron-clad are equipped with two one-level protection posts that switch on.

4. A D-SUB power connector as claimed in claim 3, wherein: the first plastic main part is provided with two one-level baffles with the adjacent one end of back iron-clad, the one-level baffle is used for blockking the mutual contact between two adjacent one-level terminals.

5. A D-SUB power connector as claimed in claim 1, wherein: and one end of the second plastic main body adjacent to the front protective shell is provided with a conduction secondary protective column.

6. A D-SUB power connector as claimed in claim 5, wherein: the second plastic main part is provided with two second grade baffles with the adjacent one end of rear protective housing, the second grade baffle is used for blockking between the adjacent two second grade terminals contact each other.

7. A D-SUB power connector as claimed in claim 1, wherein: the outside of one-level terminal and secondary terminal all is equipped with the recess, and this recess is used for restricting rand slip dislocation.

8. A D-SUB power connector as claimed in claim 1, wherein: the front connector and the rear connector are mutually matched and fastened through rivets and bolts.