CN210200977U

CN210200977U - Wire clamp connector for electronic detonator wire harness

Info

Publication number: CN210200977U
Application number: CN201921342652.8U
Authority: CN
Inventors: Chengfu Liu; 刘成富
Original assignee: Dongguan Sujin Electronic Technology Co Ltd
Current assignee: Dongguan Sujin Electronic Technology Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-03-27
Anticipated expiration: 2029-08-19

Abstract

A wire clamp connector for an electronic detonator wire harness comprises a shell (1), a connecting terminal (2) and a cover body (3); a first wire inlet clamping groove (4) for clamping a cable is formed in the right side wall of the shell (1); the inner wall of the shell (1) is provided with a separation convex rib (5) for separating two wires of the cable; the front side and the rear side of the separating convex rib (5) are respectively provided with one connecting terminal (2); the two connecting terminals (2) have the same structure and are staggered left and right; the connecting terminal (2) is provided with a longitudinal clamping groove (6) and a transverse clamping groove (7) for clamping a lead of a cable; a second wire inlet clamping groove (8) which is used for clamping a wire of a cable and matched with the longitudinal clamping groove (6) is further formed in the side wall of the shell (1); the left end of the shell (1) is hinged with the cover body (3), and the cover body (3) is buckled with the shell (1). The utility model has the advantages of simple structure and easy assembly.

Description

Wire clamp connector for electronic detonator wire harness

Technical Field

The utility model relates to a connector technical field especially relates to an electron detonator is ply-yarn drill connector for pencil.

Background

The electronic detonator is also called a digital electronic detonator, a digital detonator or an industrial digital electronic detonator, namely the electronic detonator which controls the detonation process by adopting an electronic control module, and the wire clamp connector used by the electronic detonator is used for connecting and conducting corresponding wires in two cables, namely two wires of a sub-wire A are respectively lapped on two corresponding wires of a bus B to realize conduction.

The wire clamp connector for the wire harness of the existing electronic detonator adopts a conduction mode that: firstly, a sub-line A and a bus B penetrate into a line card connector in a perforation mode; and then, two conducting wires in the sub-wire A and two corresponding conducting wires in the bus B are respectively connected to corresponding connecting terminals in the wire clamp connector to realize conduction. This perforated connection assembly is cumbersome to operate.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a wire clip connector for an electronic detonator wire harness; the purpose is through the corresponding draw-in groove of shaping on line card connector's casing and connecting terminal for wire in cable and the cable can directly be impressed and form the joint in the corresponding draw-in groove, the assembly of being convenient for.

The utility model provides a following technical scheme:

a wire clamp connector for an electronic detonator wire harness comprises a shell (1), a connecting terminal (2) and a cover body (3); a first wire inlet clamping groove (4) for clamping a cable is formed in the right side wall of the shell (1); the inner wall of the shell (1) is provided with a separation convex rib (5) for separating two wires of the cable; the front side and the rear side of the separating convex rib (5) are respectively provided with one connecting terminal (2); the two connecting terminals (2) have the same structure and are staggered left and right; the connecting terminal (2) is provided with a longitudinal clamping groove (6) and a transverse clamping groove (7) for clamping a lead of a cable; a second wire inlet clamping groove (8) which is used for clamping a wire of a cable and matched with the longitudinal clamping groove (6) is further formed in the side wall of the shell (1); the left end of the shell (1) is hinged with the cover body (3), and the cover body (3) is buckled with the shell (1).

Preferably, the notch end of the first wire inlet clamping groove (4), the notch end of the longitudinal clamping groove (6), the notch end of the transverse clamping groove (7) and the notch end of the second wire inlet clamping groove (8) are all provided with guide inclined planes (9).

Preferably, a first lug (10) is arranged on the outer side wall of the right end of the shell (1); a shifting sheet (11) is arranged on the side wall of the cover body (3); the shifting sheet (11) is provided with a buckling position (12) buckled with the first bump (10).

Preferably, the inner wall of the cover body (3) is provided with a first limiting convex rib (13) used for pressing the cable beside the first wire inlet clamping groove (4).

Preferably, the connecting terminal (2) comprises four side plates, namely a front side plate, a rear side plate, a left side plate and a right side plate; the left side plate and the right side plate of the connecting terminal (2) are respectively provided with one transverse clamping groove (7), and the two transverse clamping grooves (7) are staggered front and back; the front side plate and the rear side plate of the connecting terminal (2) are respectively provided with one longitudinal clamping groove (6), and the two longitudinal clamping grooves (6) are staggered left and right.

Preferably, the cover body (3) is provided with a second bump (14) for pressing the conducting wire in the longitudinal clamping groove (6).

Preferably, the inner wall of the cover body (3) is further provided with a second limiting convex rib (15) used for pressing the lead outside the longitudinal clamping groove (6).

Preferably, the number of the second wire inlet clamping grooves (8) is four, and two are arranged on each of the front side wall and the rear side wall of the cover body.

Preferably, the side wall of the cover body (3) is provided with a limiting pressing plate (16) used for pressing the wires beside the second wire inlet clamping groove (8).

Compare in prior art, the utility model discloses following beneficial effect has:

the utility model discloses the corresponding draw-in groove of shaping on casing and connecting terminal for wire in cable and the cable can directly be impressed and form the joint in the corresponding draw-in groove, and it is more simple and convenient to compare in the fixed mode assembly of traditional perforation type.

Drawings

Fig. 1 is a schematic structural view of the present invention in an opened state of the housing and the cover;

fig. 2 is a schematic diagram of the structure of the connection terminal of the present invention;

FIG. 3 is a schematic view of the structure of the cover and the housing of the present invention in a locked state;

fig. 4 is a schematic view of the usage state of the present invention;

the reference numbers in the figures are respectively: (1) the novel wire-inserting device comprises a shell, a connecting terminal, a cover body, a first wire-inserting clamping groove, a separating convex rib, a longitudinal clamping groove, a transverse clamping groove, a second wire-inserting clamping groove, a guide inclined plane, a first convex block, a shifting piece, a buckling position, a first limiting convex rib, a second convex block, a second limiting convex rib, a limiting pressing plate, a sub-wire and a bus, wherein the shell (2) is the connecting terminal, (3) the cover body, (4) the first wire-inserting clamping groove, (5) the separating convex rib, (6) the longitudinal clamping groove, (7) the transverse.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings.

Examples

A wire clamp connector for an electronic detonator wire harness comprises a shell 1, a connecting terminal 2 and a cover body 3; a first wire inlet clamping groove 4 for clamping a cable is formed in the right side wall of the shell 1; specifically, the method comprises the following steps: the bottom of the first wire inlet clamping groove 4 can be in interference fit with the outer surface of the cable, the width of the middle of the first wire inlet clamping groove 4 can be smaller than the diameter of the cable, and the cable is pressed into the bottom of the first wire inlet clamping groove 4 under the action of a large external force so that the cable cannot be separated upwards; the inner wall of the shell 1 is provided with a separation convex rib 5 for separating two wires of the cable; the front side and the rear side of the separating convex rib 5 are respectively provided with one connecting terminal 2; the two connecting terminals 2 have the same structure and are staggered left and right; the connecting terminal 2 is provided with a longitudinal clamping groove 6 and a transverse clamping groove 7, and the longitudinal clamping groove 6 and the transverse clamping groove 7 are in interference fit with a lead of a cable to form clamping fixation; a second wire inlet clamping groove 8 matched with the longitudinal clamping groove 6 is further formed in the side wall of the shell 1, and the second wire inlet clamping groove 8 is in interference fit with a wire of a cable to form clamping fixation; the left end of the shell 1 is hinged with the cover body 3, and the cover body 3 is buckled with the shell 1.

Further, a slot end of the first wire inlet slot 4, a slot end of the longitudinal slot 6, a slot end of the transverse slot 7 and a slot end of the second wire inlet slot 8 are all provided with a guide inclined plane 9; the cable or the lead of the cable is pressed into the corresponding clamping groove more conveniently without accurate positioning.

Further, a first bump 10 is arranged on the outer side wall of the right end of the shell 1; a shifting sheet 11 is arranged on the side wall of the cover body 3; the shifting piece 11 is provided with a buckling position 12 buckled with the first bump 10.

Further, the inner wall of the cover body 3 is provided with a first limiting convex rib 13 for pressing the cable beside the first inlet wire clamping groove 4. Specifically, the method comprises the following steps: after the cover body 3 is fastened with the shell body 1, the first limiting convex rib 13 is positioned beside the first wire inlet clamping groove 4, and the lower end of the first limiting convex rib abuts against the outer surface of a cable and tightly presses the cable at the bottom of the first wire inlet clamping groove 4; meanwhile, in order to prevent the outer surface of the cable from being damaged due to uneven stress when the first limiting convex rib 13 compresses the cable, a first arc-shaped groove (not marked in the figure) matched with the cable is formed in the bottom end surface of the first limiting convex rib 13.

Furthermore, the connecting terminal 2 comprises four side plates, namely a front side plate, a rear side plate, a left side plate, a right side plate and a right side plate, and can be formed by bending and molding a hardware plate. The left side plate and the right side plate of the connecting terminal 2 are respectively provided with one transverse clamping groove 7, and the two transverse clamping grooves 7 are staggered from front to back; in actual operation, errors may exist in the outer diameters of the two leads in the sub-line a, so that the leads are poor in stability when being clamped in the transverse clamping groove 7 and are easy to loosen and fall off; the utility model discloses a with two dislocation around the horizontal draw-in groove 7 for two joint departments of wire all at least can with one side of horizontal draw-in groove 7 is closely attached, and the stability of connecting is better with the effect of switching on. The front side plate and the rear side plate of the connecting terminal 2 are respectively provided with one longitudinal clamping groove 6, and the two longitudinal clamping grooves 6 are staggered left and right; in actual operation, errors may exist in the outer diameters of two wires in the bus B, so that the wires are poor in stability when being clamped in the longitudinal clamping groove 6 and are easy to loosen and fall off; the utility model discloses a with two dislocation around the vertical draw-in groove 6 for two joint departments of wire all at least can with one side of vertical draw-in groove 6 is closely attached, and the stability of connecting is better with the effect of switching on. In this embodiment, the bottom of the longitudinal slot 6 is higher than the bottom of the transverse slot 7, and the height difference between the two is greater than the diameter of the wire; the conducting wire clamped in the longitudinal clamping groove 6 is not contacted with another conducting wire clamped in the transverse clamping groove 7, and a passage is formed through the connecting terminal 2.

Furthermore, the cover 3 is provided with a second protrusion 14 for pressing the wire in the longitudinal slot 6. Specifically, the method comprises the following steps: when the cover 3 is fastened to the housing 1, the second protrusion 14 is engaged with the connection terminal 2, and the lower end thereof tightly presses the corresponding wire against the bottom of the longitudinal slot 6.

Furthermore, the inner wall of the cover body 3 is also provided with a plurality of second limiting convex ribs 15 which are used for compressing and clamping the wires between the longitudinal clamping groove 6 and the second wire inlet clamping groove 8. Specifically, the method comprises the following steps: after the cover body 3 is fastened with the housing 1, the second limiting convex rib 15 is positioned on one side of the longitudinal clamping groove 6 facing the second wire inlet clamping groove, and the lower end of the second limiting convex rib abuts against the outer surface of a wire and tightly presses the wire to the bottom of the longitudinal clamping groove 6; meanwhile, in order to prevent the outer surface of the wire from being damaged due to uneven stress when the second limiting convex rib 15 compresses the wire, a second arc-shaped groove (not marked in the figure) matched with the wire is formed in the bottom end surface of the second limiting convex rib 15.

Furthermore, the number of the second wire inlet clamping grooves 8 is four, two wires are respectively arranged on the front side wall and the rear side wall of the cover body, and when two wires of the bus B are respectively clamped with the corresponding connecting terminals 2, each wire is sequentially clamped at the second wire inlet clamping groove 8 on the front wall surface of the shell 1, the longitudinal clamping groove 6 of the connecting terminal and the second wire inlet clamping groove on the rear wall surface of the shell 1; the conducting wire of the bus B is fixed and conducted in a clamping mode, and the assembly is simpler and more convenient.

Furthermore, a limiting pressing plate 16 used for pressing the wires beside the second wire inlet clamping groove 8 is arranged on the side wall of the cover body 3. Specifically, the method comprises the following steps: when the lid 3 with behind the 1 lock of casing, the lateral wall face of lid 3 is the shaping downwards there is spacing clamp plate 16, spacing clamp plate 16 compresses tightly the wire of joint in the second inlet wire draw-in groove 8 to the tank bottom of second inlet wire draw-in groove 8.

The working principle of the utility model is as follows:

firstly, pressing a sub-line A into the first inlet wire clamping groove 4; then, two wires of the sub-line A are respectively poked and placed to two sides of the separation convex rib 5; then, two leads of the sub-line A are respectively clamped in the corresponding transverse clamping grooves 7 of the connecting terminals 2; then, two leads of the bus B are respectively connected and conducted with the corresponding second inlet wire clamping groove 8 and the corresponding longitudinal clamping groove 6 of the connecting terminal 2, so that the two leads of the sub-line A are connected and conducted with the two leads corresponding to the bus B; and finally, buckling the cover body 3 with the shell body 1. It should be noted that: and the connection terminal 2 and the lead are in puncture type contact.

To sum up, the utility model discloses an foretell structural design solves the weak point that exists among the prior art, has characteristics such as structural design is reasonable, excellent in use effect.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electron detonator is ply-yarn drill connector for pencil which characterized in that: comprises a shell (1), a connecting terminal (2) and a cover body (3); a first wire inlet clamping groove (4) for clamping a cable is formed in the right side wall of the shell (1); the inner wall of the shell (1) is provided with a separation convex rib (5) for separating two wires of the cable; the front side and the rear side of the separating convex rib (5) are respectively provided with one connecting terminal (2); the two connecting terminals (2) have the same structure and are staggered left and right; the connecting terminal (2) is provided with a longitudinal clamping groove (6) and a transverse clamping groove (7) for clamping a lead of a cable; a second wire inlet clamping groove (8) which is used for clamping a wire of a cable and matched with the longitudinal clamping groove (6) is further formed in the side wall of the shell (1); the left end of the shell (1) is hinged with the cover body (3), and the cover body (3) is buckled with the shell (1).

2. The line card connector for the electronic detonator harness according to claim 1, wherein: the groove opening end of the first wire inlet clamping groove (4), the groove opening end of the longitudinal clamping groove (6), the groove opening end of the transverse clamping groove (7) and the groove opening end of the second wire inlet clamping groove (8) are all provided with guide inclined planes (9).

3. The line card connector for the electronic detonator harness according to claim 1, wherein: a first bump (10) is arranged on the outer side wall of the right end of the shell (1); a shifting sheet (11) is arranged on the side wall of the cover body (3); the shifting sheet (11) is provided with a buckling position (12) buckled with the first bump (10).

4. The line card connector for the electronic detonator harness according to claim 1, wherein: the inner wall of the cover body (3) is provided with a first limiting convex rib (13) used for pressing a cable beside the first inlet wire clamping groove (4).

5. The line card connector for the electronic detonator harness according to claim 1, wherein: the connecting terminal (2) comprises four side plates which are arranged at the front, the rear, the left and the right; the left side plate and the right side plate of the connecting terminal (2) are respectively provided with one transverse clamping groove (7), and the two transverse clamping grooves (7) are staggered front and back; the front side plate and the rear side plate of the connecting terminal (2) are respectively provided with one longitudinal clamping groove (6), and the two longitudinal clamping grooves (6) are staggered left and right.

6. The line card connector for the electronic detonator harness according to claim 1, wherein: the cover body (3) is provided with a second bump (14) used for pressing the conducting wire in the longitudinal clamping groove (6).

7. The line card connector for the electronic detonator harness according to claim 1, wherein: the inner wall of the cover body (3) is also provided with a second limiting convex rib (15) used for pressing the conducting wire outside the longitudinal clamping groove (6).

8. The line card connector for the electronic detonator harness according to claim 1, wherein: the number of the second inlet wire clamping grooves (8) is four, and two are arranged on the front side wall and the rear side wall of the cover body respectively.

9. The line card connector for the electronic detonator harness according to claim 1, wherein: and a limiting pressing plate (16) used for pressing the wires beside the second wire inlet clamping groove (8) is arranged on the side wall of the cover body (3).