CN113948320B - Plastic shell quick connecting piece for conductive connection and use method thereof - Google Patents
Plastic shell quick connecting piece for conductive connection and use method thereof Download PDFInfo
- Publication number
- CN113948320B CN113948320B CN202110544653.6A CN202110544653A CN113948320B CN 113948320 B CN113948320 B CN 113948320B CN 202110544653 A CN202110544653 A CN 202110544653A CN 113948320 B CN113948320 B CN 113948320B
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- contact finger
- conductive
- flexible composite
- elastic sheet
- plastic shell
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- 229920003023 plastic Polymers 0.000 title claims abstract description 127
- 239000004033 plastic Substances 0.000 title claims abstract description 127
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000002131 composite material Substances 0.000 claims abstract description 128
- 238000003780 insertion Methods 0.000 claims abstract description 30
- 230000037431 insertion Effects 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims description 12
- 238000005452 bending Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 229920006351 engineering plastic Polymers 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/38—Plug-and-socket contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides a plastic shell quick connector for conductive connection and a use method thereof. The space between the first horizontal groove and the second horizontal groove forms an insertion port of an external conductive bar; after the external conducting bar is inserted from the insertion port, the external conducting bar passes through between the first flexible composite contact finger and the second flexible composite contact finger and is finally inserted into the inverted U-shaped structural member. The invention provides the plastic shell quick connecting piece for conductive connection, which can miniaturize the large-current conduction, integrate and modularize the large-current conduction, has good reliability, saves the installation space, well solves the problem of the integrated module that the integrated module is dynamically conductive, and integrally pulls out the power interface of the cabinet body to be quickly isolated during overhauling and maintenance, and simultaneously greatly improves the anti-seismic performance due to the adoption of flexible connection.
Description
Technical Field
The invention belongs to the technical field of conductive connecting pieces, and particularly relates to a plastic shell quick connecting piece for conductive connection and a using method thereof.
Background
At present, electrical equipment in the fields of energy sources, power transmission and transformation, electric automobiles, industrial electricity and the like is increasingly miniaturized and integrated, and higher requirements are put on the installation and maintenance of the equipment. In traditional scheme, be difficult to quick effectual realization outside electrically conductive row and electrically conductive connecting piece between cut off the isolation, the demand that needs outside electrically conductive row and electrically conductive connecting piece cut off fast when failing to satisfy maintenance.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a plastic shell quick connecting piece for conductive connection and a use method thereof, which can effectively solve the problems.
The technical scheme adopted by the invention is as follows:
The invention provides a plastic shell quick connecting piece for conductive connection, which comprises a first conductive elastic piece contact finger (1.1), a second conductive elastic piece contact finger (1.2), a plastic shell main body (2), a side cover plate (3), a first flexible composite contact finger (4.1), a second flexible composite contact finger (4.2) and a base (5);
the plastic shell main body (2), the side cover plate (3) and the base (5) are all made of insulating materials;
The plastic shell main body (2) is of a bilateral symmetry structure with a closed inner side and an open outer side, and comprises an upper rectangular cavity (C) and a lower rectangular cavity (D) communicated with the upper rectangular cavity (C); the width of the upper rectangular cavity (C) is narrower than that of the lower rectangular cavity (D);
An inverted U-shaped structural member (2.6) is fixedly arranged in the upper space of the lower rectangular cavity (D); a first middle notch (2.7A) is formed at the left side of the bottom end of the inverted U-shaped structural member (2.6); a second middle notch (2.7B) is formed on the right side of the bottom end of the inverted U-shaped structural member (2.6); a first horizontal groove (2.8A) is fixedly arranged under the first middle notch (2.7A), and a second horizontal groove (2.8B) is fixedly arranged under the second middle notch (2.7B); the first flexible composite contact finger (4.1) is embedded and installed between the first middle notch (2.7A) and the first horizontal groove (2.8A); the second flexible composite contact finger (4.2) is embedded and installed between the second middle notch (2.7B) and the second horizontal groove (2.8B);
The first flexible composite contact finger (4.1) is inserted between the first flexible composite contact finger and the inner wall of the lower rectangular cavity (D) and is used for installing the first conductive elastic sheet contact finger (1.1); the second flexible composite contact finger (4.2) is inserted and installed between the second flexible composite contact finger and the inner wall of the lower rectangular cavity (D) and used for inserting and installing the second conductive elastic sheet contact finger (1.2);
A space between the first horizontal groove (2.8A) and the second horizontal groove (2.8B) forms an insertion opening of an external conductive bar; after the external conducting bar is inserted from the insertion port, the external conducting bar passes through between the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) and is finally inserted into the inverted U-shaped structural member (2.6); specifically, when an external conductive bar is inserted into the inverted U-shaped structural member (2.6) from the bottom of the plastic shell main body (2), the external conductive bar simultaneously passes through a space between the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), so that an outward extrusion force is formed on the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) are enabled to externally transform, and then the first flexible composite contact finger (4.1) and the first conductive elastic sheet contact finger (1.1) are compressed, and meanwhile the second flexible composite contact finger (4.2) and the second conductive elastic sheet contact finger (1.2) are compressed, so that the external conductive bar, the first flexible composite contact finger (4.1), the second flexible composite contact finger (4.2), the first elastic sheet contact finger (4.2) and the conductive sheet contact path between the first elastic sheet contact finger (1.1);
The outer side of the lower rectangular cavity (D) is provided with a first vertical chute (2.1); a second vertical chute (2.5) is formed in the outer side of the upper rectangular cavity (C); the top of the lower rectangular cavity (D) is provided with a top jack (2.4) in the vertical direction; the bottom of the lower rectangular cavity (D) is provided with a bottom jack (2.2) in the horizontal direction; the first vertical sliding chute (2.1), the second vertical sliding chute (2.5), the top jack (2.4) and the bottom jack (2.2) are used for clamping and installing the side cover plate (3);
the left side and the right side of the lower rectangular cavity (D) are respectively provided with a convex groove (2.3); the convex groove (2.3) is used for clamping and installing the base (5).
Preferably, the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) are symmetrically arranged in the plastic shell main body (2);
The first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) have the same structure and comprise an upper conductive sheet (E1), an outer bending transition part (E2) and a lower conductive sheet (E3); the upper conducting strip (E1) is provided with a mounting hole (E4);
The lower conductive sheet (E3) of the first conductive elastic sheet contact finger (1.1) is inserted into the lower rectangular cavity (D) and is positioned at the inner side of the lower rectangular cavity (D), and the first flexible composite contact finger (4.1) and the outer side of the inverted U-shaped structural member (2.6) are arranged at the outer side of the lower rectangular cavity (D); the outer bending transition part (E2) of the first conductive elastic sheet contact finger (1.1) is clamped at the upper part of the inverted U-shaped structural member (2.6), and the insertion depth of the first conductive elastic sheet contact finger (1.1) is limited through the inverted U-shaped structural member (2.6); an upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) is positioned in the upper rectangular cavity (C).
Preferably, the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) are tightly embedded in the upper rectangular cavity (C), and the sum of the thicknesses of the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) is the same as the width of the upper rectangular cavity (C), so that the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) are tightly adhered together through the upper rectangular cavity (C).
Preferably, the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) are electrically connected with an external conductive component through the mounting hole (E4).
Preferably, the first horizontal groove (2.8A) is provided with a first bottom chamfer (2.9A) at the position of the insertion port from bottom to top; the second horizontal groove (2.8B) is provided with a second bottom chamfer (2.9B) at the position of the insertion port from bottom to top; an insertion opening which gradually becomes smaller from bottom to top is formed between the first bottom chamfer (2.9A) and the second bottom chamfer (2.9B).
Preferably, the lateral cover plate (3) comprises an upper cover plate (3.1) and a lower cover plate (3.2) fixed to the upper cover plate (3.1) and located below the upper cover plate (3.1);
The edge of the lower cover plate (3.2) is provided with a lower slide plate part (3.3) matched with the first vertical slide groove (2.1); the outer side of the lower sliding plate part (3.3) is provided with a bevel groove (3.4) matched with the bottom jack (2.2); the top of the lower cover plate (3.2) is provided with a middle convex groove (3.5) matched with the top jack (2.4);
the lower sliding plate part (3.3) of the lower cover plate (3.2) is embedded into the first vertical sliding groove (2.1), the inclined convex groove (3.4) is embedded into the bottom jack (2.2), and the middle convex groove (3.5) is embedded into the top jack (2.4), so that the lower cover plate (3.2) is fixed;
Meanwhile, the edge of the upper cover plate (3.1) is provided with an upper sliding plate part (3.6) matched with the second vertical sliding groove (2.5), and the upper sliding plate part (3.6) of the upper cover plate (3.1) is embedded into the second vertical sliding groove (2.5) to fix the upper cover plate (3.1);
Through installing side apron (3), make side apron (3) press simultaneously in the outside of first flexible compound touch finger (4.1) and second flexible compound touch finger (4.2), spacing is carried out to first flexible compound touch finger (4.1) with second flexible compound touch finger (4.2).
Preferably, the base (5) comprises a base body (5.1), and back plate mounting holes (5.2) for fixing with the back plate (6) are formed in two sides of the base body (5.1); the center of the base body (5.1) is provided with a step notch which comprises a large notch (5.3) and a small notch (5.4); the large notch (5.3) is used for being clamped into the convex groove (2.3) of the plastic shell main body (2), and the small notch (5.4) is used for accommodating a non-convex groove part of the plastic shell main body (2) and is positioned at the top or bottom of the convex groove (2.3); the backboard (6) is arranged at the bottom or the top of the base (5), and the backboard (6) and the base (5) are used for limiting and fixing the plastic shell main body (2) together.
Preferably, a notch (5.5) extends from the center of the step notch to two sides; the gap (5.5) enlarges the insertion range of the outer conductor bar and allows for installation errors of the outer conductor bar.
The invention also provides a use method of the plastic shell quick connecting piece for conductive connection, which comprises the following steps:
Step 1, assembling a plastic shell quick connector for conductive connection, comprising:
Step 1.1, the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) are symmetrically and respectively inserted into two sides of the plastic shell main body (2), and the insertion depth is limited by an inverted U-shaped structural member (2.6) of the plastic shell main body (2); after the insertion is finished, the mounting holes (E4) of the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) are positioned above the plastic shell main body (2);
Step 1.2, respectively installing a first flexible composite contact finger (4.1) and a second flexible composite contact finger (4.2) in the plastic shell main body (2);
Step 1.3, adopting a plugging mode to install a side cover plate (3); the first conductive elastic sheet contact finger (1.1), the second conductive elastic sheet contact finger (1.2), the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) are limited through the side cover plate (3) to prevent the first conductive elastic sheet contact finger, the second conductive elastic sheet contact finger, the first flexible composite contact finger and the second flexible composite contact finger from moving out of the plastic shell main body (2);
step 1.4, sleeving a base (5) outside the plastic shell main body (2);
step 1.5, mounting a backboard (6) and fixing the backboard (6) and the base (5); the plastic shell main body (2) is clamped and fixed through the back plate (6) and the base (5);
Step 2, through the mounting hole (E4), the electric connection among the external conductive part, the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) is realized;
step 3, when a closed path is formed by the conductive bars at the electric feeding part, the conductive bars at the electric feeding part penetrate through the step notch of the base (5) and pass through the space between the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), so that outward extrusion force is formed on the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) are subjected to outward voltage transformation, the first flexible composite contact finger (4.1) and the first conductive elastic sheet contact finger (1.1) are compressed, and meanwhile, the second flexible composite contact finger (4.2) and the second conductive elastic sheet contact finger (1.2) are compressed, so that the conductive bars at the electric feeding part, the first flexible composite contact finger (4.1), the second flexible composite contact finger (4.2), the first conductive elastic sheet contact finger (1) and the conductive part (1.2) are compressed;
and 4, when the conductive bars at the power supply part are required to form an open circuit, pulling out the conductive bars at the power supply part.
The plastic shell quick connecting piece for conductive connection and the use method thereof have the following advantages:
The invention provides the plastic shell quick connecting piece for conductive connection, which can miniaturize the large-current conduction, integrate and modularize the large-current conduction, has good reliability, saves the installation space, well solves the problem of the integrated module that the integrated module is dynamically conductive, and integrally pulls out the power interface of the cabinet body to be quickly isolated during overhauling and maintenance, and simultaneously greatly improves the anti-seismic performance due to the adoption of flexible connection.
Drawings
Fig. 1 is a perspective view of a molded case quick connector for conductive connection according to the present invention in one state;
Fig. 2 is a perspective view of a plastic housing quick connector for conductive connection according to another state of the present invention;
fig. 3 is a front view of a molded case quick connector for conductive connection according to the present invention;
Fig. 4 is a left side view of a molded case quick connector for conductive connection according to the present invention;
Fig. 5 is a top view of a molded case quick connector for conductive connection according to the present invention;
FIG. 6 is a cross-sectional view of a plastic housing quick connector for conductive connection according to the present invention after being combined with a back plate in one manner;
FIG. 7 is a cross-sectional view of another embodiment of a plastic quick connector for conductive connection of the present invention coupled to a back plate;
fig. 8 is a perspective view of a conductive spring contact finger according to the present invention in one state;
Fig. 9 is a perspective view of a conductive spring contact finger in another state according to the present invention;
Fig. 10 is a perspective view of a molded case body according to the present invention in one state;
Fig. 11 is a perspective view of a plastic case body according to another state of the present invention;
FIG. 12 is a perspective view of a side cover plate according to one embodiment of the present invention;
FIG. 13 is a perspective view of a side cover plate according to another embodiment of the present invention;
FIG. 14 is a perspective view of a base provided by the present invention in one state;
FIG. 15 is a perspective view of a base provided by the present invention in another state;
FIG. 16 is a perspective view of a base provided by the present invention in another state;
FIG. 17 is a perspective view of a plastic housing quick connector for conductive connection according to the present invention in combination with a back plate;
FIG. 18 is a perspective view of another embodiment of a plastic quick connector for conductive connection of the present invention combined with a back plate;
fig. 19 is a state diagram of the external conductive strip provided by the invention before being inserted into the plastic shell quick connector for conductive connection;
fig. 20 provides a state diagram of the external conductive strip inserted into the plastic housing quick connector for conductive connection.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The invention provides the plastic shell quick connecting piece for conductive connection, which can miniaturize the large-current conduction, integrate and modularize the large-current conduction, has good reliability, saves the installation space, well solves the problem of the integrated module that the integrated module is dynamically conductive, and integrally pulls out the power interface of the cabinet body to be quickly isolated during overhauling and maintenance, and simultaneously greatly improves the anti-seismic performance due to the adoption of flexible connection.
The invention provides a plastic shell quick connector for conductive connection, which is composed of five parts, namely a conductive elastic sheet contact finger, a plastic shell main body 2, a side cover plate 3, a flexible composite contact finger and a base 5, referring to figures 1-7, 17 and 18. The two conductive elastic sheet contact fingers are symmetrically arranged, namely a first conductive elastic sheet contact finger 1.1 and a second conductive elastic sheet contact finger 1.2. The two flexible composite contact fingers are symmetrically arranged, namely a first flexible composite contact finger 4.1 and a second flexible composite contact finger 4.2. The plastic shell main body 2, the side cover plate 3 and the base 5 are all made of insulating materials;
The plastic shell quick connecting piece for conductive connection provided by the invention has a light structure, is composed of only five parts, and can be quickly assembled and disassembled; the conductive spring contact finger and the flexible composite contact finger are fixed together by the side cover plate and the plastic shell, the side cover plate and the plastic shell are clamped together at the same time, and finally the base is sleeved into the cover plate and the plastic shell; the fault tolerance is high, and after the external conducting bars which are not completely aligned are inserted from the bottom, the inclined opening at the bottom of the plastic shell can be automatically corrected; two assembly modes are arranged between the base 5 and the plastic shell, and the multifunction can be realized by different assembly modes.
The main components are described in detail below:
Assembly mode of plastic shell main body 2 and flexible composite contact finger
The plastic shell main body 2 is formed by processing insulating engineering plastics with excellent strength and toughness, the conductive elastic sheet contact finger and the flexible composite contact finger can be fixed inside, the base can be positioned by the external convex groove, and the inserting error can be automatically corrected when the external conductive bar with the male end not aligned completely is inserted into the plastic shell main body.
Referring to fig. 10 and 11, the plastic housing main body 2 has a left-right symmetrical structure with a closed inner side and an open outer side, and comprises an upper rectangular cavity C and a lower rectangular cavity D communicated with the upper rectangular cavity C; the width of the upper rectangular cavity C is narrower than that of the lower rectangular cavity D;
the upper space of the lower rectangular cavity D is fixedly provided with an inverted U-shaped structural member 2.6; the inverted U-shaped structural member 2.6 mainly has the following functions: the inside of the inverted U-shaped structural part 2.6 can be fixed with an external conductive bar inserted from the bottom of the plastic shell main body, the outside can be fixed with a conductive spring contact finger, the middle notch and the bottom horizontal groove are jointly fixed with a flexible composite contact finger, and the bottom chamfer can correct the misaligned external inserted conductive bar.
The left side of the bottom end of the inverted U-shaped structural member 2.6 is provided with a first middle notch 2.7A; a second middle notch 2.7B is formed on the right side of the bottom end of the inverted U-shaped structural member 2.6; directly under the first middle notch 2.7A, a first horizontal groove 2.8A is fixedly arranged, and directly under the second middle notch 2.7B, a second horizontal groove 2.8B is fixedly arranged; the first flexible composite contact finger 4.1 is embedded and installed between the first middle notch 2.7A and the first horizontal groove 2.8A; and a second flexible composite contact finger 4.2 is embedded and installed between the second middle notch 2.7B and the second horizontal groove 2.8B.
Assembly mode of plastic shell main body 2 and conductive spring contact finger
The conductive elastic sheet contact finger is formed by processing a copper bar with good conductivity, and the surface of the contact finger is subjected to electroplating treatment to reduce contact resistance, so that the effect of connecting the flexible composite contact finger in the plastic shell with an external conductive bar is achieved.
Referring to fig. 10 and 11, the first flexible composite contact finger 4.1 is inserted between the inner wall of the lower rectangular cavity D and the inner wall of the lower rectangular cavity D, so as to mount the first conductive spring contact finger 1.1; the second flexible composite contact finger 4.2 is inserted between the inner wall of the lower rectangular cavity D and is used for inserting and installing the second conductive elastic sheet contact finger 1.2;
specifically, the first conductive elastic sheet contact finger 1.1 and the second conductive elastic sheet contact finger 1.2 are symmetrically arranged in the plastic shell main body 2;
Referring to fig. 8 and 9, perspective views of conductive spring contact fingers are shown; the first conductive elastic sheet contact finger 1.1 and the second conductive elastic sheet contact finger 1.2 have the same structure and comprise an upper conductive sheet E1, an outer bending transition part E2 and a lower conductive sheet E3; the upper conducting strip E1 is provided with a mounting hole E4;
The lower conductive sheet E3 of the first conductive elastic sheet contact finger 1.1 is inserted into the lower rectangular cavity D and is positioned at the inner side of the lower rectangular cavity D, and the outer sides of the first flexible composite contact finger 4.1 and the inverted U-shaped structural member 2.6; the outer bending transition part E2 of the first conductive elastic sheet contact finger 1.1 is clamped at the upper part of the inverted U-shaped structural member 2.6, and the insertion depth of the first conductive elastic sheet contact finger 1.1 is limited through the inverted U-shaped structural member 2.6; the upper conductive sheet E1 of the first conductive dome contact finger 1.1 is located in the upper rectangular cavity C. Therefore, through the outer bending transition part E2, the conductive elastic sheet contact finger position limiting and fixing can be realized by being matched with the inverted U-shaped structural part 2.6 in the plastic shell main body 2.
The upper conductive sheet E1 of the first conductive elastic sheet contact finger 1.1 and the upper conductive sheet E1 of the second conductive elastic sheet contact finger 1.2 are tightly embedded in the upper rectangular cavity C together, the sum of the thicknesses of the upper conductive sheet E1 of the first conductive elastic sheet contact finger 1.1 and the upper conductive sheet E1 of the second conductive elastic sheet contact finger 1.2 is the same as the width of the upper rectangular cavity C, and the upper conductive sheet E1 of the first conductive elastic sheet contact finger 1.1 and the upper conductive sheet E1 of the second conductive elastic sheet contact finger 1.2 are tightly adhered together through the upper rectangular cavity C.
The upper conductive sheet E1 of the first conductive elastic sheet contact finger 1.1 and the upper conductive sheet E1 of the second conductive elastic sheet contact finger 1.2 are electrically connected with an external conductive component through the mounting hole E4.
(III) Assembly mode of Plastic case body 2 and side cover plate 3
The outer side of the lower rectangular cavity D of the plastic shell main body 2 is provided with a first vertical chute 2.1; the outer side of the upper rectangular cavity C is provided with a second vertical chute 2.5; the top of the lower rectangular cavity D is provided with a top jack 2.4 in the vertical direction; the bottom of the lower rectangular cavity D is provided with a bottom jack 2.2 in the horizontal direction; the first vertical chute 2.1, the second vertical chute 2.5, the top jack 2.4 and the bottom jack 2.2 are used for clamping and installing the side cover plate 3.
The side cover plate 3 is processed by insulating engineering plastics with excellent strength and toughness, and plays a role in preventing the conductive elastic sheet contact finger and the flexible composite contact finger from sliding out of the plastic shell main body 2.
Referring to fig. 12 and 13, the side cover 3 includes an upper cover 3.1, and a lower cover 3.2 fixed to the upper cover 3.1 and located below the upper cover 3.1;
The edge of the lower cover plate 3.2 is provided with a lower slide plate part 3.3 matched with the first vertical slide groove 2.1; the outer side of the lower slide plate part 3.3 is provided with a bevel convex groove 3.4 matched with the bottom jack 2.2; the top of the lower cover plate 3.2 is provided with a middle convex groove 3.5 matched with the top jack 2.4;
The lower sliding plate part 3.3 of the lower cover plate 3.2 is embedded into the first vertical sliding groove 2.1, the oblique convex groove 3.4 is embedded into the bottom jack 2.2, and the middle convex groove 3.5 is embedded into the top jack 2.4, so that the lower cover plate 3.2 is fixed;
Meanwhile, the edge of the upper cover plate 3.1 is provided with an upper sliding plate part 3.6 matched with the second vertical sliding groove 2.5, and the upper sliding plate part 3.6 of the upper cover plate 3.1 is embedded into the second vertical sliding groove 2.5, so that the upper cover plate 3.1 is fixed;
The side cover plate 3 has three main features of an upper slide plate part 3.6, a middle convex groove 3.5 and an oblique convex groove 3.4. The upper sliding plate part 3.6 is matched with the second vertical sliding groove 2.5 of the plastic shell main body 2 to prevent the assembly from deviating, meanwhile, the middle convex groove 3.5 is inserted into the top jack 2.4 of the plastic shell main body 2 to limit, and after the assembly position is in place, the inclined convex groove 3.4 at the bottom is clamped into the bottom jack 2.2 and is locked.
In the application, when the side cover plate 3 is inserted from the bottom, the first vertical chute 2.1 limits the side cover plate 3, so that the side cover plate 3 can only move up and down; when the side cover plate 3 is pushed to the uppermost, the bottom jack 2.2 and the top jack 2.4 are inserted and mutually locked by the sliding plates at the two positions of the side cover plate 3 respectively.
Through installing side apron 3, make side apron 3 press in the outside of first flexible compound contact finger 4.1 and the compound contact finger 4.2 of second simultaneously, carry out spacing to first flexible compound contact finger 4.1 and the compound contact finger 4.2 of second.
Fourth, the assembly mode of the plastic shell main body 2 and the base 5
The left side and the right side of the lower rectangular cavity D of the plastic shell main body 2 are respectively provided with a convex groove 2.3; and the convex groove 2.3 is used for clamping the mounting base 5.
The base 5 is formed by processing insulating engineering plastics with excellent strength and toughness, plays a role in fixing the relative positions of the side cover plate 3 and the plastic shell main body 2, can be sleeved into the plastic shell main body 2 from below or from above when in use, and is limited in position by a convex groove outside the plastic shell main body.
Referring to fig. 14-16, the base 5 includes a base body 5.1, and two sides of the base body 5.1 are provided with a backboard mounting hole 5.2 for fixing with the backboard 6; the backboard mounting holes 5.2 are used for penetrating through the bolts to fix the plastic shell and the external backboard;
The center of the base body 5.1 is provided with a step notch which comprises a large notch 5.3 and a small notch 5.4; the large notch 5.3 is used for being clamped into the convex groove 2.3 of the plastic shell main body 2, and the small notch 5.4 is used for accommodating a non-convex groove part of the plastic shell main body 2 and is positioned at the top or bottom of the convex groove 2.3; the backboard 6 is arranged at the bottom or the top of the base 5, and the backboard 6 and the base 5 jointly limit and fix the plastic shell main body 2.
Notches 5.5 extend from the center of the step notch to two sides respectively; the gap 5.5 enlarges the insertion range of the outer conductor bar allowing for mounting errors of the outer conductor bar.
In the invention, two assembly modes are provided between the base 5 and the plastic shell: if the backboard contacts with the surface A of the base 5, referring to FIG. 7, the base 5 is sleeved by the bottom of the plastic shell, and then the backboard 6 is fixed above the base 5; if the back plate contacts with the B surface of the base 5, referring to FIG. 6, the base 5 is sleeved by the top of the plastic shell, and then the back plate 6 is fixed below the base 5. Both mounting modes can prevent the base 5 from falling off due to the extraction of the male end (namely the external conducting bar).
Fifth, the design of the insertion structure of the external conducting bar
The first horizontal groove 2.8A of the plastic shell main body 2 is provided with a first bottom chamfer 2.9A at the position of an inserting port from bottom to top; the second horizontal groove 2.8B is provided with a second bottom chamfer 2.9B at the position of the inserting port from bottom to top; an insertion opening which gradually becomes smaller from bottom to top is formed between the first bottom chamfer 2.9A and the second bottom chamfer 2.9B.
The space between the first horizontal groove 2.8A and the second horizontal groove 2.8B forms an insertion opening of the external conductive bar; as a preferable mode, the first horizontal groove 2.8A is provided with a first bottom chamfer 2.9A at the position of an inserting port from bottom to top; the second horizontal groove 2.8B is provided with a second bottom chamfer 2.9B at the position of the inserting port from bottom to top; an insertion opening which gradually becomes smaller from bottom to top is formed between the first bottom chamfer 2.9A and the second bottom chamfer 2.9B.
After the external conducting bar is inserted from the insertion port, the external conducting bar passes through between the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2 and is finally inserted into the inverted U-shaped structural member 2.6; specifically, when the external conductive strip is inserted into the inverted U-shaped structural member 2.6 from the bottom of the plastic shell main body 2, the external conductive strip passes through the space between the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2 at the same time, so that an outward extrusion force is formed on the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2, the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2 are subjected to outward transformation, the first flexible composite contact finger 4.1 and the first conductive elastic sheet contact finger 1.1 are further compressed, and meanwhile, the second flexible composite contact finger 4.2 and the second conductive elastic sheet contact finger 1.2 are compressed, so that a conductive path among the external conductive strip, the first flexible composite contact finger 4.1, the second flexible composite contact finger 4.2, the first conductive elastic sheet contact finger 1.1 and the second conductive elastic sheet contact finger 1.2 is realized;
the invention also provides a use method of the plastic shell quick connecting piece for conductive connection, which comprises the following steps:
Step 1, assembling a plastic shell quick connector for conductive connection, comprising:
Step 1.1, the first conductive elastic sheet contact finger 1.1 and the second conductive elastic sheet contact finger 1.2 are symmetrically and respectively inserted into two sides of the plastic shell main body 2, and the insertion depth is limited by an inverted U-shaped structural member 2.6 of the plastic shell main body 2; after the insertion is completed, the mounting holes E4 of the first conductive elastic sheet contact finger 1.1 and the second conductive elastic sheet contact finger 1.2 are positioned above the plastic shell main body 2;
Step 1.2, respectively installing a first flexible composite contact finger 4.1 and a second flexible composite contact finger 4.2 in a plastic shell main body 2;
Step 1.3, adopting a plugging mode to install a side cover plate 3; the first conductive elastic sheet contact finger 1.1, the second conductive elastic sheet contact finger 1.2, the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2 are limited through the side cover plate 3, so that the first conductive elastic sheet contact finger, the second conductive elastic sheet contact finger, the first flexible composite contact finger 4.1 and the second flexible composite contact finger are prevented from moving out of the plastic shell main body 2;
Step 1.4, sleeving a base 5 outside the plastic shell main body 2;
Step 1.5, mounting a backboard 6, and fixing the backboard 6 and the base 5; the plastic shell main body 2 is clamped and fixed through the back plate 6 and the base 5;
Step 2, through the mounting hole E4, the electrical connection among the external conductive part, the first conductive elastic sheet contact finger 1.1 and the second conductive elastic sheet contact finger 1.2 is realized;
Step 3, when the conducting bars of the electric feeding part are required to form a closed path, the conducting bars of the electric feeding part pass through the step notch of the base 5, and the space between the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2 is used for forming outward extrusion force on the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2, so that the first flexible composite contact finger 4.1 and the second flexible composite contact finger 4.2 are subjected to outward voltage transformation, the first flexible composite contact finger 4.1 and the first conductive elastic piece contact finger 1.1 are further compressed, and meanwhile, the conducting bars of the electric feeding part, the first flexible composite contact finger 4.1, the second flexible composite contact finger 4.2, the conductive path between the first conductive elastic piece contact finger 1.1, the second conductive elastic piece contact finger 1.2 and the external conductive part are realized;
and 4, when the conductive bars at the power supply part are required to form an open circuit, pulling out the conductive bars at the power supply part.
The practical application method of the invention comprises the following steps:
The method comprises the steps of firstly pressing two conductive elastic sheet contact fingers into a gap between a U-shaped feature in a plastic shell and a plastic shell main body from the side, then pressing two flexible composite contact fingers into a middle gap in the plastic shell, pushing a side cover plate from bottom to top into the plastic shell from a side slot of the plastic shell, clamping the side cover plate in place, and finally sleeving a base into the plastic shell from the bottom or the top according to different installation positions.
Each product is fixed in the power receiving part by two bolts, when the misaligned male end is inserted from the bottom of the plastic shell, the inclined opening at the bottom of the plastic shell can automatically calibrate the male end, the flexible composite contact finger in the plastic shell, the conductive elastic sheet contact finger and the conductive connecting piece outside the plastic shell form a loop and are conductive, when the male end is pulled out, the loop is automatically disconnected, meanwhile, the pulling-out of the male end does not bring the plastic shell main body due to the installation mode of the base, and the plastic shell and the base are not separated. Referring to fig. 19, a state diagram before the external conductive bars are inserted into the plastic case quick connector for conductive connection; referring to fig. 20, a state diagram is shown after the external conductive strip is inserted into the molded case quick connector for conductive connection.
Therefore, the plastic shell quick connecting piece for conductive connection provided by the invention consists of five parts, namely a conductive elastic sheet contact finger, a plastic shell main body, a side cover plate, a flexible composite contact finger and a base.
The conductive elastic sheet contact finger is formed by processing a copper bar with good conductivity, and is subjected to electroplating treatment on the surface, so as to connect the flexible composite contact finger with an external conductive bar to form a passage;
The plastic shell main body adopts insulating engineering plastic with excellent strength and toughness, and the internal structural characteristics can fix the conductive elastic sheet contact finger and the flexible composite contact finger, so that the conductive elastic sheet contact finger and the flexible composite contact finger are contacted and conductive, and the side characteristics and the side cover plate are mutually blocked. The external features can be assembled with the base, the base can be sleeved at the top or bottom of the plastic shell according to different assembly positions, and the bottom bevel can automatically correct the insertion error when the external part with the male end not aligned is inserted;
The side cover plate is made of insulating engineering materials with excellent strength and toughness, and is pushed into a groove at the side of the plastic shell from bottom to top during assembly, and is mutually blocked after being pushed to the top;
The base is made of insulating engineering materials with excellent strength and toughness, can be sleeved into the plastic shell outer frame from an upper position and a lower position according to the installation condition during use, and is matched with the protruding characteristics of the plastic shell outer frame to limit.
The flexible composite contact finger plays a role in connecting an externally inserted conductive bar with the conductive spring contact finger, and when the externally inserted conductive bar is inserted, the flexible composite contact finger is pressed tightly, and a passage is formed between the flexible composite contact finger and the conductive spring contact finger as well as between the external conductive bar and the conductive spring contact finger.
The sliding quick plug can be arranged at a power receiving part, and a conductive bar at a power feeding part is matched with other switch mechanisms to form a closed circuit and an open circuit. In order to ensure good contact with the conductor bars, the sliding quick plug has a certain range of sliding capability in use, and a certain installation error is allowed, so that good contact force and enough conductive contact force are ensured.
The product has the advantages that:
1) The fault tolerance is high, and the inclined opening at the bottom of the plastic shell can guide the misaligned external insert;
2) According to different mounting positions of the power strip, the bottom plate can be sleeved in by the bottom or the top of the plastic shell;
3) The through-current capability is strong, and the conductive connection is suitable for conducting in a narrow space;
4) Allowing a certain installation error, and pressing the external part after the external part is inserted into the flexible composite contact finger, so that the external part has enough conductive contact force;
5) The structure is light, and the installation is convenient;
6) The vibration can be born for a long time in the working state;
7) Long service life, and sliding time up to 10000 times.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which is also intended to be covered by the present invention.
Claims (8)
1. The application method of the plastic shell quick connecting piece for conductive connection is characterized in that the plastic shell quick connecting piece for conductive connection comprises a first conductive elastic piece contact finger (1.1), a second conductive elastic piece contact finger (1.2), a plastic shell main body (2), a side cover plate (3), a first flexible composite contact finger (4.1), a second flexible composite contact finger (4.2) and a base (5);
the plastic shell main body (2), the side cover plate (3) and the base (5) are all made of insulating materials;
The plastic shell main body (2) is of a bilateral symmetry structure with a closed inner side and an open outer side, and comprises an upper rectangular cavity (C) and a lower rectangular cavity (D) communicated with the upper rectangular cavity (C); the width of the upper rectangular cavity (C) is narrower than that of the lower rectangular cavity (D);
An inverted U-shaped structural member (2.6) is fixedly arranged in the upper space of the lower rectangular cavity (D); a first middle notch (2.7A) is formed at the left side of the bottom end of the inverted U-shaped structural member (2.6); a second middle notch (2.7B) is formed on the right side of the bottom end of the inverted U-shaped structural member (2.6); a first horizontal groove (2.8A) is fixedly arranged under the first middle notch (2.7A), and a second horizontal groove (2.8B) is fixedly arranged under the second middle notch (2.7B); the first flexible composite contact finger (4.1) is embedded and installed between the first middle notch (2.7A) and the first horizontal groove (2.8A); the second flexible composite contact finger (4.2) is embedded and installed between the second middle notch (2.7B) and the second horizontal groove (2.8B);
The first flexible composite contact finger (4.1) is inserted between the first flexible composite contact finger and the inner wall of the lower rectangular cavity (D) and is used for installing the first conductive elastic sheet contact finger (1.1); the second flexible composite contact finger (4.2) is inserted and installed between the second flexible composite contact finger and the inner wall of the lower rectangular cavity (D) and used for inserting and installing the second conductive elastic sheet contact finger (1.2);
A space between the first horizontal groove (2.8A) and the second horizontal groove (2.8B) forms an insertion opening of an external conductive bar; after the external conducting bar is inserted from the insertion port, the external conducting bar passes through between the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) and is finally inserted into the inverted U-shaped structural member (2.6); specifically, when an external conductive bar is inserted into the inverted U-shaped structural member (2.6) from the bottom of the plastic shell main body (2), the external conductive bar simultaneously passes through a space between the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), so that an outward extrusion force is formed on the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) are enabled to externally transform, and then the first flexible composite contact finger (4.1) and the first conductive elastic sheet contact finger (1.1) are compressed, and meanwhile the second flexible composite contact finger (4.2) and the second conductive elastic sheet contact finger (1.2) are compressed, so that the external conductive bar, the first flexible composite contact finger (4.1), the second flexible composite contact finger (4.2), the first elastic sheet contact finger (4.2) and the conductive sheet contact path between the first elastic sheet contact finger (1.1);
The outer side of the lower rectangular cavity (D) is provided with a first vertical chute (2.1); a second vertical chute (2.5) is formed in the outer side of the upper rectangular cavity (C); the top of the lower rectangular cavity (D) is provided with a top jack (2.4) in the vertical direction; the bottom of the lower rectangular cavity (D) is provided with a bottom jack (2.2) in the horizontal direction; the first vertical sliding chute (2.1), the second vertical sliding chute (2.5), the top jack (2.4) and the bottom jack (2.2) are used for clamping and installing the side cover plate (3);
the left side and the right side of the lower rectangular cavity (D) are respectively provided with a convex groove (2.3); the convex groove (2.3) is used for clamping and installing the base (5);
the application method of the plastic shell quick connecting piece for conductive connection comprises the following steps:
Step 1, assembling a plastic shell quick connector for conductive connection, comprising:
Step 1.1, the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) are symmetrically and respectively inserted into two sides of the plastic shell main body (2), and the insertion depth is limited by an inverted U-shaped structural member (2.6) of the plastic shell main body (2); after the insertion is finished, the mounting holes (E4) of the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) are positioned above the plastic shell main body (2);
Step 1.2, respectively installing a first flexible composite contact finger (4.1) and a second flexible composite contact finger (4.2) in the plastic shell main body (2);
Step 1.3, adopting a plugging mode to install a side cover plate (3); the first conductive elastic sheet contact finger (1.1), the second conductive elastic sheet contact finger (1.2), the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) are limited through the side cover plate (3) to prevent the first conductive elastic sheet contact finger, the second conductive elastic sheet contact finger, the first flexible composite contact finger and the second flexible composite contact finger from moving out of the plastic shell main body (2);
step 1.4, sleeving a base (5) outside the plastic shell main body (2);
step 1.5, mounting a backboard (6) and fixing the backboard (6) and the base (5); the plastic shell main body (2) is clamped and fixed through the back plate (6) and the base (5);
Step 2, through the mounting hole (E4), the electric connection among the external conductive part, the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) is realized;
step 3, when a closed path is formed by the conductive bars at the electric feeding part, the conductive bars at the electric feeding part penetrate through the step notch of the base (5) and pass through the space between the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), so that outward extrusion force is formed on the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2), the first flexible composite contact finger (4.1) and the second flexible composite contact finger (4.2) are subjected to outward voltage transformation, the first flexible composite contact finger (4.1) and the first conductive elastic sheet contact finger (1.1) are compressed, and meanwhile, the second flexible composite contact finger (4.2) and the second conductive elastic sheet contact finger (1.2) are compressed, so that the conductive bars at the electric feeding part, the first flexible composite contact finger (4.1), the second flexible composite contact finger (4.2), the first conductive elastic sheet contact finger (1) and the conductive part (1.2) are compressed;
and 4, when the conductive bars at the power supply part are required to form an open circuit, pulling out the conductive bars at the power supply part.
2. The use method of the plastic shell quick connector for conductive connection according to claim 1, wherein the first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) are symmetrically arranged in the plastic shell main body (2);
The first conductive elastic sheet contact finger (1.1) and the second conductive elastic sheet contact finger (1.2) have the same structure and comprise an upper conductive sheet (E1), an outer bending transition part (E2) and a lower conductive sheet (E3); the upper conducting strip (E1) is provided with a mounting hole (E4);
The lower conductive sheet (E3) of the first conductive elastic sheet contact finger (1.1) is inserted into the lower rectangular cavity (D) and is positioned at the inner side of the lower rectangular cavity (D), and the first flexible composite contact finger (4.1) and the outer side of the inverted U-shaped structural member (2.6) are arranged at the outer side of the lower rectangular cavity (D); the outer bending transition part (E2) of the first conductive elastic sheet contact finger (1.1) is clamped at the upper part of the inverted U-shaped structural member (2.6), and the insertion depth of the first conductive elastic sheet contact finger (1.1) is limited through the inverted U-shaped structural member (2.6); an upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) is positioned in the upper rectangular cavity (C).
3. The use method of the plastic shell quick connecting piece for conductive connection according to claim 2, wherein the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) are tightly embedded in the upper rectangular cavity (C), and the sum of the thicknesses of the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) is the same as the width of the upper rectangular cavity (C), so that the upper conductive sheet (E1) of the first conductive elastic sheet contact finger (1.1) and the upper conductive sheet (E1) of the second conductive elastic sheet contact finger (1.2) are tightly adhered together through the upper rectangular cavity (C).
4. The method according to claim 2, wherein the upper conductive strip (E1) of the first conductive dome contact finger (1.1) and the upper conductive strip (E1) of the second conductive dome contact finger (1.2) are electrically connected to an external conductive member through the mounting hole (E4).
5. The use method of the plastic shell quick connecting piece for conductive connection according to claim 1, wherein the first horizontal groove (2.8A) is provided with a first bottom chamfer (2.9A) at the position of an insertion port from bottom to top; the second horizontal groove (2.8B) is provided with a second bottom chamfer (2.9B) at the position of the insertion port from bottom to top; an insertion opening which gradually becomes smaller from bottom to top is formed between the first bottom chamfer (2.9A) and the second bottom chamfer (2.9B).
6. Use of a moulded case quick connector for electrically conductive connections according to claim 1, characterized in that the lateral cover plate (3) comprises an upper cover plate (3.1) and a lower cover plate (3.2) fixed to the upper cover plate (3.1) and located below the upper cover plate (3.1);
The edge of the lower cover plate (3.2) is provided with a lower slide plate part (3.3) matched with the first vertical slide groove (2.1); the outer side of the lower sliding plate part (3.3) is provided with a bevel groove (3.4) matched with the bottom jack (2.2); the top of the lower cover plate (3.2) is provided with a middle convex groove (3.5) matched with the top jack (2.4);
the lower sliding plate part (3.3) of the lower cover plate (3.2) is embedded into the first vertical sliding groove (2.1), the inclined convex groove (3.4) is embedded into the bottom jack (2.2), and the middle convex groove (3.5) is embedded into the top jack (2.4), so that the lower cover plate (3.2) is fixed;
Meanwhile, the edge of the upper cover plate (3.1) is provided with an upper sliding plate part (3.6) matched with the second vertical sliding groove (2.5), and the upper sliding plate part (3.6) of the upper cover plate (3.1) is embedded into the second vertical sliding groove (2.5) to fix the upper cover plate (3.1);
Through installing side apron (3), make side apron (3) press simultaneously in the outside of first flexible compound touch finger (4.1) and second flexible compound touch finger (4.2), spacing is carried out to first flexible compound touch finger (4.1) with second flexible compound touch finger (4.2).
7. The use method of the plastic shell quick connector for conductive connection according to claim 1, wherein the base (5) comprises a base body (5.1), and back plate mounting holes (5.2) for fixing with a back plate (6) are formed in two sides of the base body (5.1); the center of the base body (5.1) is provided with a step notch which comprises a large notch (5.3) and a small notch (5.4); the large notch (5.3) is used for being clamped into the convex groove (2.3) of the plastic shell main body (2), and the small notch (5.4) is used for accommodating a non-convex groove part of the plastic shell main body (2) and is positioned at the top or bottom of the convex groove (2.3); the backboard (6) is arranged at the bottom or the top of the base (5), and the backboard (6) and the base (5) are used for limiting and fixing the plastic shell main body (2) together.
8. The method for using the plastic shell quick connector for conductive connection according to claim 7, wherein the center of the step notch extends to two sides respectively to form a notch (5.5); the gap (5.5) enlarges the insertion range of the outer conductor bar and allows for installation errors of the outer conductor bar.
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| CN202110544653.6A CN113948320B (en) | 2021-05-19 | 2021-05-19 | Plastic shell quick connecting piece for conductive connection and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110544653.6A CN113948320B (en) | 2021-05-19 | 2021-05-19 | Plastic shell quick connecting piece for conductive connection and use method thereof |
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| US10135169B1 (en) * | 2018-03-20 | 2018-11-20 | Aces Electronics Co., Ltd | Electrical connector with independently biasable conducting terminals |
| CN209487783U (en) * | 2019-04-22 | 2019-10-11 | 北京维通利电气有限公司 | The fast inserting structure of modeling frame for high current |
| CN214476996U (en) * | 2021-05-19 | 2021-10-22 | 北京维通利电气有限公司 | Plastic shell quick connecting piece for conductive connection |
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2021
- 2021-05-19 CN CN202110544653.6A patent/CN113948320B/en active Active
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|---|---|---|---|---|
| US10135169B1 (en) * | 2018-03-20 | 2018-11-20 | Aces Electronics Co., Ltd | Electrical connector with independently biasable conducting terminals |
| CN209487783U (en) * | 2019-04-22 | 2019-10-11 | 北京维通利电气有限公司 | The fast inserting structure of modeling frame for high current |
| CN214476996U (en) * | 2021-05-19 | 2021-10-22 | 北京维通利电气有限公司 | Plastic shell quick connecting piece for conductive connection |
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| GW_5型隔离开关触指拆装工具设计;李建伟;王强;;农村电工;20200806(08);全文 * |
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