Novel integrated preassembled shielding cylinder penetrating plate and connector applying same

Abstract

The utility model discloses a novel integrated preassembled shielding cylinder penetrating plate and a connector using the same. The cylinder-penetrating plate comprises a shielding sleeve and a cylinder-penetrating body, wherein a terminal is integrally injection-molded in the cylinder-penetrating body; the front end wall of a pipe body of the shielding sleeve is provided with at least one axial first limiting pin and at least one group of two second limiting pins which are symmetrical about the cross section, and the rear end wall of the pipe body is symmetrically provided with two convex rear positioning ends; the pipe body shaft is sleeved on the inserting face of the penetrating cylinder body, the rear positioning end is inserted into the positioning groove of the penetrating cylinder body, the first limiting foot is bent by 180 degrees to clamp the outer groove wall of the longitudinal limiting groove of the penetrating cylinder body so as to achieve axial positioning and fixing of the shielding sleeve, and the two second limiting feet are symmetrically bent by 90 degrees to clamp end lugs on the two sides of the circumferential limiting groove of the penetrating cylinder body so as to achieve axial positioning and fixing of the shielding sleeve. And circumferential positioning and fixing of the shielding sleeve are realized. According to the utility model, the pre-installed shielding sleeve is provided, the installation is convenient, the operation is convenient, the labor cost is saved, the installation precision is high, and the device is suitable for automatic high-efficiency production.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical connection, in particular to a novel integrated pre-installed shielding cylinder-penetrating plate and a connector using the same. Background Art

[0002] In the field of electrical connection technology, especially with the development of the new energy vehicle industry, cylinder plate-end connectors are increasingly widely used, such as in the wiring or welding plate socket assembly installation in the vehicle-mounted connector. At present, the traditional cylinder plate-end connector needs to install the cylinder plate and the shielding sleeve separately in sequence, that is, the shielding sleeve needs to be installed on the socket shell separately, and then the cylinder plate is installed. The defects are: first, the shielding sleeve is installed separately, the assembly process is complicated and the process is difficult, which increases the cost of parts, mold costs and labor costs; second, the shielding sleeve needs to be waterproofed with the shell panel after assembly. The increased difficulty of installation may reduce the shielding effect. At the same time, it is not convenient to waterproof the assembled shielding parts, especially waterproofing becomes a problem when installing after the cylinder plate. Utility Model Content

[0003] In order to solve one or more of the above problems, the utility model provides a novel integrated pre-installed shielding cylinder plate and a connector using the same.

[0004] According to one aspect of the utility model, the novel integrated pre-installed shielding through-cylinder plate comprises: a shielding sleeve and a through-cylinder body with terminals integrally injection-molded inside;

[0005] The shielding sleeve comprises a tube body with front and rear openings, the front end wall of the tube body is provided with at least one axial first limiting foot and at least one set of two second limiting feet symmetrical about the cross section, the first limiting foot and the second limiting foot are easy-to-bend thin sheets, and the rear end wall of the tube body is symmetrically provided with two protruding rear positioning ends;

[0006] The outer peripheral wall of the socket part of the cylinder body is a plug-in surface with the same outline size as the tube body. The front end face of the socket part is provided with longitudinal limit grooves and circumferential limit grooves which are perpendicular to each other. An avoidance opening is formed in the middle of the outer groove wall of the circumferential limit groove, and two symmetrical positioning grooves are formed at the rear end of the plug-in surface. The tube body sleeve is on the plug-in surface and the rear positioning end is inserted into the positioning groove. The first limit foot is bent 180° to clamp the outer groove wall of the longitudinal limit groove to realize the axial positioning and fixation of the shielding sleeve. The two second limit feet located at the avoidance opening are symmetrically bent 90° to clamp the end ears on both sides to realize the circumferential positioning and fixation of the shielding sleeve.

[0007] In some embodiments, a positioning step is further formed at the rear end of the plug-in surface, and the rear end surface of the tube body fits into the positioning step.

[0008] In some embodiments, longitudinal opening slits are provided at both ends of the first limiting leg, and the front end of the first limiting leg exceeds the front end wall of the tube body when the first limiting leg is stretched out straight.

[0009] In some embodiments, the outer groove wall of the longitudinal limiting groove forms a longitudinal notch, and the bent end of the first limiting leg is located in the longitudinal notch.

[0010] In some embodiments, the tube body is formed by punching and bending a thin sheet, and two longitudinal edges of the thin sheet are provided with a plurality of buckle ends and slots that can be mutually engaged and locked.

[0011] In some embodiments, a rear limiting foot bent inwardly is further provided in the middle of the tube body, a longitudinal groove is provided on the plug-in surface, and the rear limiting foot is plugged into the longitudinal groove.

[0012] In some embodiments, two wing pieces that can be bent into Z-shaped fixing feet are symmetrically provided on both sides of the rear end face of the tube body, the axial pieces of the wing pieces pass through the fixing holes of the socket shell and the rear flat piece and the front flat piece fit the two surfaces of the socket shell.

[0013] In some embodiments, the rear flat sheet is provided with a plurality of first through holes, the socket housing is provided with a plurality of positioning posts, and the first through holes are inserted into the positioning posts;

[0014] Or the front flat sheet is provided with a plurality of transverse opening slits.

[0015] In some embodiments, the tube body is a round tube or a square tube;

[0016] Or the cylinder body is an integral injection molded part in which the terminal is entirely wrapped with plastic.

[0017] A connector comprises any one of the above-mentioned novel integrated pre-installed shielding cylinder plate and a socket shell, wherein the cylinder plate is fixed to the socket shell through a sleeve; and the socket shell is threadedly connected to the front side or rear side of the installation panel.

[0018] The novel integrated pre-installed shielded cylinder plate and the connector using the same adopt a shielding sleeve pre-installed on the cylinder body, and then pre-installed on the socket housing, directly eliminating the need for a separate installation process of the shielding sleeve, and its beneficial effects are: first, the pre-installed structure has a larger operating space than the installation in the cylinder body in a narrow space, and is more convenient to use various tools, easy to install and operate, saving manpower assembly time and labor costs, and at the same time can achieve higher installation accuracy, high production efficiency, and is suitable for automated high-efficiency production; second, the pre-installed structure is novel, which simplifies the installation process and process in the cylinder body, and solves the problem of waterproofing difficulties and self-shielding problems; Thirdly, the structure is suitable for multi-angle cylinder self-shielding scenarios, and can adjust the lead-out angle and welding angle according to the working conditions. While meeting the performance requirements, it can simplify the complexity of other parts and reduce the cost of parts. Fourthly, the shielding sleeve of the structure cooperates with the plug-in surface and the tube body to initially realize circumferential fixation. At the same time, the cooperation between the rear positioning end and the positioning groove realizes high-precision installation and positioning. At the same time, the first limit foot and the second limit foot realize axial and circumferential fixation, so that the shielding sleeve can be installed on the cylinder body with high precision, thereby improving the self-shielding performance. Fifthly, the integrated terminal and cylinder body have a simple structure and high parts precision, while saving installation procedures and labor costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional schematic diagram of a novel integrated pre-installed shielding cylinder plate according to one embodiment of the utility model;

[0020] Figure 2 for Figure 1 A three-dimensional schematic diagram of the shielding sleeve shown;

[0021] Figure 3 for Figure 2 A schematic front view of the shielding sleeve shown;

[0022] Figure 4 for Figure 2 A schematic top view of the shielding sleeve shown;

[0023] Figure 5 for Figure 2 A left side schematic diagram of the shielding sleeve shown;

[0024] Figure 6 for Figure 1 A three-dimensional schematic diagram of the cylinder body shown;

[0025] Figure 7 for Figure 1 A three-dimensional schematic diagram of a connector using a novel integrated pre-installed shielding through-cylinder plate is shown;

[0026] Figure 8 for Figure 7 a three-dimensional exploded schematic diagram of the connector shown;

[0027] Shielding sleeve 1, tube body 10, buckle end 100, slot 101, first limiting foot 11, longitudinal opening slit 110, second limiting foot 12, rear positioning end 13, rear limiting foot 14, wing 15, axial sheet 151, rear flat sheet 152, front flat sheet 153, first through hole 154, transverse opening slit 155;

[0028] The cylinder body 2, the socket part 20, the plug surface 200, the longitudinal groove 201, the positioning step 202, the longitudinal limit groove 21, the longitudinal notch 211, the arc groove 212, the circumferential limit groove 22, the end ear 220, the avoidance opening 221, the positioning groove 23, and the plug part 24;

[0029] Terminal 3, interlock terminal 31, power terminal 32;

[0030] Socket housing 4; insert nut 5, flange seal 6; mounting panel 01. DETAILED DESCRIPTION

[0031] The present invention is further described in detail below in conjunction with the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0032] Figures 1 to 8 A schematic diagram of a novel integrated pre-installed shielding through-cylinder plate according to an embodiment of the utility model is shown. As shown in the figure, the device comprises: a shielding sleeve 1 and a through-cylinder body 2 with a terminal 3 integrally injection-molded therein;

[0033] The shielding sleeve 1 comprises a tube body 10 with front and rear openings, the front end wall of the tube body 10 is provided with at least one axial first limiting foot 11 and at least one set of two second limiting feet 12 symmetrical about the cross section, the first limiting foot 11 and the second limiting foot 12 are easy-to-bend thin sheets, and the rear end wall of the tube body 10 is symmetrically provided with two protruding rear positioning ends 13;

[0034] The outer peripheral wall of the socket portion 20 of the cylinder body 2 is a plug-in surface 200 with the same outline size as the tube body 10. The front end face of the socket portion 20 is provided with a longitudinal limit groove 21 and a circumferential limit groove 22 which are perpendicular to each other. An avoidance opening 221 is formed in the middle of the outer groove wall of the circumferential limit groove 22. Two symmetrical positioning grooves 23 are formed at the rear end of the plug-in surface 200. The tube body 10 is sleeved on the plug-in surface 200 and the rear positioning end 13 is inserted into the positioning groove 23. The first limit foot 11 is bent 180° to clamp the outer groove wall of the longitudinal limit groove 21 to achieve axial positioning and fixation of the shielding sleeve 1. The two second limit feet 12 located at the avoidance opening 221 are symmetrically bent 90° to clamp the end ears 220 on both sides to achieve circumferential positioning and fixation of the shielding sleeve 1.

[0035] The novel integrated pre-installed shielded cylinder plate adopts a shielding sleeve 1 to be pre-installed on the cylinder body 2, and then pre-installed on the socket shell as a whole, directly eliminating the need for a separate installation process of the shielding sleeve 1, and its beneficial effects are: first, the pre-installed structure has a larger operating space than the installation in the cylinder body in a narrow space, and is more convenient to use various tools, easy to install and operate, saving manpower assembly time and labor costs, while being able to achieve higher installation accuracy and high production efficiency, and is suitable for automated and efficient production; second, the pre-installed structure is novel, which simplifies the installation process and process in the cylinder body, solves the problem of waterproofing difficulties and self-shielding problems; third, the structure is suitable for multi-angle The self-shielding scenario of the through-cylinder can adjust the lead-out angle and welding angle according to the working conditions. While meeting the performance requirements, it can simplify the complexity of other parts and reduce the cost of parts. Fourthly, the shielding sleeve 1 of this structure cooperates with the pipe body 10 through the plug-in surface 200 to initially realize circumferential fixation. At the same time, the cooperation between the rear positioning end 13 and the positioning groove 23 realizes high-precision installation and positioning. At the same time, the first limit foot 11 and the second limit foot 12 realize axial and circumferential fixation, so that the shielding sleeve 1 is installed on the through-cylinder body 1 with high precision, thereby improving the self-shielding performance. Fifthly, the integrated terminal 3 and the through-cylinder body 2 have a simple structure and high parts precision, while saving installation procedures and labor costs.

[0036] Furthermore, a positioning step 202 is formed at the rear end of the plug-in surface 200, and the rear end surface of the tube body 10 fits the positioning step 202; the beneficial effect is that the positioning step 202 can further achieve the positioning accuracy of the rear side surface and prevent axial movement.

[0037] Preferably, the height of the positioning step 202 is greater than or equal to the thickness of the tube body 10; the beneficial effect is that the structure facilitates the arrangement of other components.

[0038] Preferably, the rear positioning end 13 is rectangular, the positioning groove 23 is a C-shaped groove, and the outline size of the rear positioning end 13 is the same as the outline size of the positioning groove 23. The beneficial effect is that the structure is convenient and the positioning accuracy is high.

[0039] Furthermore, longitudinal openings 110 are provided at both ends of the first limiting leg 11, and the front end of the first limiting leg 11 exceeds the front end wall of the tube body 10. The beneficial effect is that the longitudinal openings 110 make it easy to bend the first limiting leg 11, and the bending effect is good.

[0040] Furthermore, the outer groove wall of the longitudinal limiting groove 21 also removes material backward to form a longitudinal notch 211, the depth of the longitudinal notch 211 is greater than the thickness of the first limiting leg 11, the bent end of the first limiting leg 11 is located in the longitudinal notch 211, and the first limiting leg 11 does not exceed the front end wall of the insertion hole 20 after being bent. The beneficial effect is that the longitudinal notch 211 can ensure that the first limiting leg 11 of the shielding sleeve 1 does not exceed the front end surface of the through-cylinder body 1, and can protect the first limiting leg 11 from being damaged by other components, thereby obtaining a good fixing effect for a long time.

[0041] Preferably, an arc groove 212 is formed at the outer end of the longitudinal groove wall of the longitudinal limiting groove 21. The beneficial effect is that the arc groove 212 facilitates the bending of the first limiting leg 11 and is easy to install.

[0042] Furthermore, the tube body 10 is formed by punching and bending a thin sheet, and two longitudinal edges of the thin sheet are provided with a plurality of snap-on ends 100 and snap-on grooves 101, which snap-on ends 100 and snap-on grooves 101 and lock each other. The beneficial effect is that the shielding sleeve 1 of this structure is easy to process and manufacture, and has low cost.

[0043] Preferably, the first limiting foot 11, the second limiting foot 12 and the tube body 10 are an integrally formed structure.

[0044] Furthermore, a rear limit leg 14 bent inward is provided in the middle of the tube body 10, and a longitudinal groove 201 is provided on the plug-in surface 200, and the rear limit leg 14 is plugged into the longitudinal groove 201. The beneficial effect is that the structure can further improve the connection strength.

[0045] Furthermore, two wing pieces 15 are symmetrically arranged on both sides of the rear end face of the tube body 10, and the socket housing 4 is also provided with two symmetrical fixing holes, and the wing pieces 15 are bent into Z-shaped fixing feet and fixed in the fixing holes, wherein the axial pieces 151 of the Z-shaped fixing feet are inserted into the fixing holes and the rear flat pieces 152 and the front flat pieces 153 are respectively attached to the two surfaces of the socket housing 4. The beneficial effect is that the structure can realize the safe and stable fixing of the shielding sleeve 1 and the through-cylinder body 2 on the socket housing 4.

[0046] Preferably, the rear flat plate 152 is provided with a plurality of first through holes 154, the socket housing 4 is provided with a plurality of positioning posts, and the first through holes 154 are inserted into the positioning posts; the beneficial effect is that the structure can further improve the connection strength and positioning accuracy.

[0047] Preferably, the front flat sheet 153 is provided with a plurality of transverse opening slits 155. The beneficial effect is that the opening slits 155 can improve the bendability of the wing sheet 15, and facilitate its installation and adjustment.

[0048] Preferably, the tube body 10 is a round tube or a square tube; the beneficial effect is that the tube body 10 has good product applicability.

[0049] Preferably, the through-cylinder body 2 is an integrally-molded part in which the terminal 3 is entirely wrapped with plastic, the interlocking terminal 31 of the terminal 3 is integrally-molded in the middle of the through-cylinder body 2, and the power terminal 32 of the terminal 3 is integrally-molded around the through-cylinder body 2;

[0050] Preferably, the rear end of the through-cylinder body 2 is a plug part 24 and the front end is a socket part 20, and the plug part 11 and the socket part 10 are connected at a certain angle or vertically. The beneficial effect is that the structure is suitable for adjusting the output line and abnormal welding angle under various working conditions, effectively improving the accuracy of parts, reducing the installation process, and improving the success rate of installation.

[0051] A connector, comprising any one of the above-mentioned novel integrated pre-installed shielding through-cylinder plate 00 and a socket housing 4, wherein the through-cylinder plate 00 is fixed in the socket housing 4 through a sleeve;

[0052] The socket housing 4 is threadedly connected to the front side or the rear side of the mounting panel 01 , thereby fixing the cylinder plate 00 .

[0053] When the through-cylinder plate end connector is assembled, the terminal 3 is integrally injection-molded in the through-cylinder body 2, and then the shielding sleeve 1 is pre-installed on the through-cylinder body 2 on the outside, and then the sleeve is assembled on the socket shell 4 to form an integral through-cylinder plate end connector, and finally the connector is integrally installed on the mounting panel 01 of the cylinder body. The beneficial effects are: the shielding sleeve 1 is pre-assembled on the outside with a shaft sleeve, compared with the on-site installation in which the shielding sleeve 1 needs to be separately installed on the socket shell 4, which causes inconvenience in installation and poor shielding effect and waterproof problems, the shielding component 3 of the pre-installed structure saves the on-site installation process, is easy to install, has a good shielding effect, saves the cost of other parts, and saves manpower and assembly time. It is easy to operate and has a good shielding effect, solves the waterproof problem, is particularly suitable for post-installation structure, is suitable for adjusting the output line and abnormal welding angles under various working conditions, reduces the cost of parts, mold costs and labor costs, is easy to install and operate, and is suitable for automated and efficient production.

[0054] Furthermore, a plurality of corresponding insert nuts 5 are arranged in the socket housing 4, and the threaded member passes through the second through hole of the mounting panel 01 and is screwed into the insert nuts 5. The beneficial effect is that the connection structure is simple and easy to assemble and disassemble.

[0055] Furthermore, a flange seal 6 is provided between the mounting panel 1 and the socket housing 4. The beneficial effect is that the flange seal 6 further improves the sealing effect of the cylinder plate end connector.

[0056] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A new type of integrated pre-shielded cylinder plate, characterized in that: It comprises: a shielding sleeve (1) and a cylinder body (2) with a terminal (3) integrally injection-molded therein; The shielding sleeve (1) comprises a tube body (10) with front and rear openings, the front end wall of the tube body (10) is provided with at least one axial first limiting foot (11) and at least one set of two second limiting feet (12) symmetrical about the cross section, the first limiting foot (11) and the second limiting foot (12) are easy-to-bend thin sheets, and the rear end wall of the tube body (10) is symmetrically provided with two protruding rear positioning ends (13); The outer peripheral wall of the insertion hole (20) of the through-cylinder body (2) is a plug-in surface (200) with the same outline size as the tube body (10). The front end surface of the insertion hole (20) is provided with a longitudinal limit groove (21) and a circumferential limit groove (22) which are perpendicular to each other. An avoidance opening (221) is formed in the middle of the outer groove wall of the circumferential limit groove (22). Two symmetrical positioning grooves (23) are formed at the rear end of the plug-in surface (200). The tube body (10) is sleeved on the plug-in surface (200) and the rear positioning end (13) is inserted into the positioning groove (23). The first limit foot (11) is bent 180 degrees to clamp the outer groove wall of the longitudinal limit groove (21) to achieve axial positioning and fixation of the shielding sleeve (1). The two second limit feet (12) located at the avoidance opening (221) are symmetrically bent 90 degrees to clamp the end ears (220) on both sides to achieve circumferential positioning and fixation of the shielding sleeve (1).

2. The novel integrated pre-installed shielding cylinder plate according to claim 1 is characterized in that: A positioning step (202) is also formed at the rear end of the plug-in surface (200), and the rear end surface of the tube body (10) fits in contact with the positioning step (202).

3. The novel integrated pre-shielded cylinder plate according to claim 1 is characterized in that: The first limiting leg (11) is provided with longitudinal opening slits (110) at both ends, and the front end of the first limiting leg (11) exceeds the front end wall of the tube body (10) when the first limiting leg (11) is stretched out straight.

4. The novel integrated pre-installed shielding cylinder plate according to claim 3 is characterized in that: The outer groove wall of the longitudinal limiting groove (21) forms a longitudinal notch (211), and the bent end of the first limiting foot (11) is located in the longitudinal notch (211).

5. The novel integrated pre-shielded cylinder plate according to claim 1 is characterized in that: The tube body (10) is formed by punching and bending a thin sheet material, and two longitudinal sides of the thin sheet material are provided with a plurality of buckle ends (100) and a clamping groove (101) that can be mutually clamped and locked.

6. The novel integrated pre-shielded cylinder plate according to claim 1 is characterized in that: A rear limiting foot (14) bent inward is also provided in the middle of the tube body (10), and a longitudinal groove (201) is provided on the plug-in surface (200), and the rear limiting foot (14) is plugged into the longitudinal groove (201).

7. The novel integrated pre-shielded cylinder plate according to claim 1 is characterized in that: Two wing pieces (15) that can be bent into Z-shaped fixing feet are symmetrically provided on both sides of the rear end surface of the tube body (10); the axial piece (151) of the wing piece (15) is inserted into the fixing hole of the socket housing (4), and the rear flat piece (152) and the front flat piece (153) are in contact with the two surfaces of the socket housing (4).

8. The novel integrated pre-installed shielding cylinder plate according to claim 7 is characterized in that: The rear flat plate (152) is provided with a plurality of first through holes (154), the socket housing (4) is provided with a plurality of positioning posts, and the first through holes (154) are inserted into the positioning posts; Or the front flat sheet (153) is provided with a plurality of transverse opening slits (155).

9. The novel integrated pre-shielded cylinder plate according to claim 1 is characterized in that: The tube body (10) is a round tube or a square tube; Alternatively, the cylinder body (2) is an integral injection molded part in which the terminal (3) is entirely wrapped with plastic.

10. A connector, characterized in that: It comprises a novel integrated pre-installed shielding cylinder plate (00) and a socket shell (4) as described in any one of claims 1 to 9, wherein the cylinder plate (00) is sleeved and fixed on the socket shell (4); and the socket shell (4) is threadedly connected to the front side or rear side of the installation panel (01).

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