CN115377751B

CN115377751B - High-frequency transmission module insulation assembly

Info

Publication number: CN115377751B
Application number: CN202210950683.1A
Authority: CN
Inventors: 许英俊; 普传昆; 赵帅伟
Original assignee: LUOYANG LINUO MOLD CO Ltd
Current assignee: LUOYANG LINUO MOLD CO Ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2024-11-19
Anticipated expiration: 2042-08-09
Also published as: CN115377751A

Abstract

The high-frequency transmission module insulation assembly comprises an outer plug connector, an inner plug connector detachably sleeved in the outer plug connector and a plug pin inserted on the inner plug connector, wherein a plurality of first through holes are formed in the outer plug connector, and annular steps are arranged in the first through holes in the direction facing the inner side; a plurality of clamping grooves are formed in the outer plug connector in the circumferential direction of the inner plug connector; the inner plug-in component is provided with a plurality of clamping blocks, the inner plug-in component is provided with a plurality of second through holes, the second through holes are provided with frustum-shaped clamping heads, the large ends of the clamping heads are fixedly connected with the hole walls of the second through holes, and the small ends of the clamping heads are used for installing plug-in pins; the plug pin is provided with a limiting ring, one end face of the limiting ring is in butt fit with the clamping head, and the other end face of the limiting ring is used for being in butt fit with the annular step, so that the small end of the clamping head deforms to clamp the plug pin in the process that the inner plug connector is assembled on the outer plug connector. The invention can ensure that the inner plug-in connector is firmly clamped in the outer plug-in connector, and avoid disconnection of a communication line and initiation of capacitor breakdown.

Description

High-frequency transmission module insulation assembly

Technical Field

The invention relates to the technical field of new energy equipment, in particular to an insulating assembly of a high-frequency transmission module.

Background

Currently, the high-frequency transmission module insulation component is composed of an insulation part body and a cover plate, as shown in fig. 11, the insulation part body and the cover plate are of disc-shaped structures, a plurality of through holes for the transmission needles to pass through and be clamped are correspondingly formed in the insulation part body and the cover plate, and the plugging needles are of cylindrical structures. The insulator body is adhered and connected with the cover plate through adhesive glue coated on the surface, but the surface of the adhesive glue is uneven, and the situation that the adhesive glue cannot be too thick is considered, so that the insulator body and the cover plate are easy to adhere and infirm is caused. On the one hand, because the adhesion between the insulating body and the cover plate is not firm, the vehicle body can vibrate in running, and the insulating body and the cover plate can be loosened and separated, so that a communication line is disconnected, and signal disconnection is further caused. On the other hand, gaps are formed by loosening between the insulator body and the cover plate, so that capacitor breakdown is easy to occur.

Disclosure of Invention

The invention aims to provide an insulating assembly of a high-frequency transmission module, which can firmly clamp an inner plug-in unit in an outer plug-in unit, and avoid disconnection of a communication line and initiation of capacitance breakdown.

In order to solve the technical problems, the invention adopts the specific scheme that the high-frequency transmission module insulation assembly comprises: the plug connector comprises an outer plug connector, an inner plug connector detachably sleeved in the outer plug connector and a plug pin inserted on the inner plug connector, wherein the outer plug connector comprises a rectangular assembly part and a plug post arranged on the side surface of the assembly part; one side of the assembly part, which is opposite to the inserting column, is open for the inserting and assembling of the inner plug-in connector; the inserted column is uniformly provided with a plurality of first perforations at intervals, the first perforations are communicated with the inner cavity of the assembly part, and annular steps distributed along the axial direction are arranged in the direction facing the inner side in one end of the first perforations close to the assembly part; a plurality of clamping grooves are formed in the assembly part in the circumferential direction of the inner plug connector;

The inner plug-in unit is provided with a plurality of clamping blocks which are clamped and combined with the clamping grooves, a plurality of second through holes are uniformly formed in one side of the inner plug-in unit, facing the plug-in column, of each second through hole, frustum-shaped clamping heads are correspondingly arranged on each second through hole, each clamping head comprises two arc-shaped clamping pieces, and the two arc-shaped clamping pieces are distributed at intervals and have opposite arc openings; the large end of the clamping head is fixedly connected with the hole wall of the second perforation, and the small end of the clamping head is used for installing the inserting needle;

the inner cavity of the plug pin is of a hollow structure for the communication transmission line to pass through, the plug pin is provided with a limiting ring, one end face of the limiting ring is in butt joint with the small end of the clamping head, and the other end face of the limiting ring is in butt joint with the annular step, so that the small end of the clamping head deforms to clamp the plug pin in the process of assembling the inner plug connector on the outer plug connector.

Further optimization of the insulating assembly of the high-frequency transmission module: the inner plug-in unit comprises U-shaped clamping plates, and clamping blocks are respectively arranged on the outer side surfaces of the two opposite clamping plates; the second perforation is arranged on a flat plate positioned in the middle of the clamping plate, and the clamping heads are distributed corresponding to the second perforation.

Further optimization of the insulating assembly of the high-frequency transmission module: the first perforation and the second perforation are respectively arranged into three rows and are arranged in a one-to-one correspondence manner, the number of holes in the middle row is one more than that of holes in the other two rows, the holes in the middle row are respectively staggered with the holes in the other two rows, and the second perforation protrudes out of two sides of the upper flat plate of the clamping plate respectively.

Further optimization of the insulating assembly of the high-frequency transmission module: the assembly part is located the inside junction of curb plate and all symmetrically is provided with L shape step, and the second perforation slip card fit of protruding clamping plate upper plate both sides is supplied to L shape step to make interior plug connector suit in outer plug connector.

Further optimization of the insulating assembly of the high-frequency transmission module: the outer peripheries of the other two opposite sides of the assembly part, which are not provided with clamping grooves, are provided with protruding blocks, and the protruding blocks are used for clamping the outer plug connector on the high-frequency transmission module.

Further optimization of the insulating assembly of the high-frequency transmission module: the outside of assembly portion is located and all follows the high orientation of assembly portion and seted up the clamping groove between two adjacent curb plates.

Further optimization of the insulating assembly of the high-frequency transmission module: the edges and corners of the assembling parts, which are positioned at the connecting parts of the side plates distributed towards the outer sides of the corresponding clamping grooves, form buckles, and the end parts of the buckles are provided with raised heads for the outer plug-in connectors to connect with the high-frequency transmission modules.

Further optimization of the insulating assembly of the high-frequency transmission module: vertical grooves are symmetrically formed in one end of the insertion needle, which is inserted and assembled with the first through hole, along the length direction of the insertion needle.

Advantageous effects

The high-frequency transmission module insulation assembly is formed by sleeving the inner plug-in connector in the outer plug-in connector, and the clamping blocks on the inner plug-in connector are inserted into the outer plug-in connector along with the inner plug-in connector and are clamped and matched with the clamping grooves on the outer plug-in connector, so that the fastening between the outer plug-in connector and the inner plug-in connector is increased, and the situation that the communication wires are disconnected and signals are not connected due to loosening of the inner plug-in connector in the outer plug-in connector is avoided.

In the invention, the clamping heads are frustum-shaped with spaced arc openings distributed oppositely, and the inserting needles are arranged in the clamping heads. The plug pin is inserted into the first through hole along with the clamping and assembling of the inner plug connector and the outer plug connector, and one end face of the limiting ring is abutted against the annular step of the first through hole along with the insertion of the inner plug connector into the outer plug connector. The other end face of the limiting ring is abutted against the upper edge of the small end of the clamping head, the clamping head deforms along with the clamping assembly of the inner plug connector and the outer plug connector to clamp the plug connector, the plug connector is prevented from loosening in the first through hole, the tight fit between the inner plug connector and the outer plug connector is ensured, and therefore capacitor breakdown is avoided.

Drawings

FIG. 1 is a schematic illustration of a main body configuration of an outer insert and an inner insert when not assembled;

FIG. 2 is a schematic illustration of the assembled body construction of the outer and inner connectors;

FIG. 3 is a schematic cross-sectional view of an assembled outer plug and inner plug;

FIG. 4 is a schematic view of the main structure of the outer plug;

FIG. 5 is a schematic view of the bottom view of the outer plug;

FIG. 6 is a schematic view of the body structure of the inner plug with the plug pin mounted thereon;

FIG. 7 is a schematic view of the main structure of the inner plug;

FIG. 8 is a schematic bottom view of the inner plug;

FIG. 9 is a schematic view of the main structure of the insertion needle;

FIG. 10 is a schematic representation of a high frequency transmission module insulation assembly;

FIG. 11 is a schematic representation of a prior art high frequency transmission module insulation assembly;

Reference numerals: 1. the outer plug connector, 11, the assembly part, 12, the plug post, 13, the first through hole, 131, the annular step, 14, the convex block, 15, the buckle, 16, the raised head, 17, the clamping groove, 18, the clamping groove, 19, the sliding plate, 2, the inner plug connector, 21, the clamping block, 22, the clamping plate, 23, the clamping head, 24, the second through hole, 3, the plug pin, 31, the limiting ring, 32 and the vertical groove.

Detailed Description

As shown in fig. 1 and 10, the high-frequency transmission module insulation assembly of the present invention includes an outer connector 1, an inner connector 2 detachably sleeved on the outer connector 1, and a connector pin 3 inserted on the inner connector 2. As shown in fig. 1, the inner connector 2 with the plugging pin 3 inserted on the right side is inserted into the outer connector 1 on the left side from right to left, and the inner connector 2 is sleeved in the outer connector 1, so that the assembly of the high-frequency transmission module insulation assembly is completed as shown in fig. 2.

As shown in fig. 4 and 5, the outer connector 1 includes a rectangular assembly portion 11 and a plug 12, the plug 12 is disposed on a side surface of the assembly portion 11, and a side surface of the assembly portion 11 opposite to the plug 12 is an opening for inserting the inner connector 2 into the outer connector 1. The inserted column 12 is uniformly provided with a plurality of first perforations 13 communicated with the inner cavity of the assembly part 11 at intervals, an annular step 131 distributed along the axial direction is arranged in the direction of the first perforations 13, which faces to the inner side, in one end of the assembly part 11, and the annular step 131 is used for limiting the inserted needle 3 inserted in the first perforations 13 along with the clamping and assembling of the inner plug connector 2 and the outer plug connector 1. The number of the first perforations 13 is twenty-five, the twenty-five first perforations 13 are divided into three rows, and the number of the first perforations 13 of the second row is one more than the number of the first perforations 13 of the first row and the third row respectively. The number of the first perforations 13 of the first row and the third row is eight, the number of the first perforations 13 of the second row is nine, and the first perforations 13 of the second row are respectively staggered with the first perforations 13 of the first row and the third row, so that the first perforations 13 positioned at two sides of the second row protrude out of the first perforations 13 positioned at two sides of the first row and the third row, thereby forming the insert column 12 into an oval-like shape, and the outer wall of the insert column 12 is provided with flat grooves which are vertically distributed.

As shown in fig. 4, the rectangular fitting portion 11 is formed by integrally molding and connecting several side plates, and adjacent side edges are connected to each other and form four corners at the outside of the fitting portion 11. The connecting part of the adjacent side plates, which are positioned between the periphery of the inserted column 12 and the edges and corners, on the assembling part 11 is provided with clamping grooves 18 which are vertically distributed, and the clamping grooves 18 are used for clamping and assembling the outer plug connector 1 and the high-frequency transmission module. The assembly part 11 is provided with a buckle 15 formed by a corner outside the corresponding clamping groove 18, and the upper end part of the buckle 15 is provided with a raised head 16. The bosses 16 on the two hooks 15 on the fitting portion 11, which are distributed in the width direction of the fitting portion 11, are each distributed toward the outside, and the bosses 16 on the two hooks 15 on the fitting portion 11, which are distributed in the length direction of the fitting portion 11, are each distributed toward the opposite direction.

As shown in fig. 5, two clamping grooves 17 are respectively arranged on two side plates which are oppositely distributed on the assembly part 11, and two adjacent clamping grooves 17 are arranged side by side. The outer side surfaces of the other two side plates, on which the clamping grooves 17 are not arranged, of the assembling part 11 are provided with the convex blocks 14, and the convex blocks 14 are used for clamping and assembling the outer plug connector 1 and the high-frequency transmission module.

As shown in fig. 7 and 8, the inner connector 2 includes a u-shaped clamping plate 22, two clamping blocks 21 are respectively disposed on the outer sides of two side plates disposed in parallel on the clamping plate 22, and the two clamping blocks 21 are disposed side by side at an interval to be engaged with the clamping groove 17 when the inner connector 2 is inserted into the outer connector 1, so that the inner connector 2 is tightly sleeved in the outer connector 1. Compared with the prior art shown in fig. 11, the technical scheme can avoid the situation that the inner plug connector 2 loosens in the outer plug connector 1 to disconnect the communication line and lose the signal connection.

The middle flat plate of the clamping plate 22, which is positioned on the side facing the inserting column 12, is provided with a plurality of second perforations 24, and the second perforations 24 are uniformly arranged on the flat plate at intervals and respectively correspond to the first perforations 13 one by one. The number of the second perforations 24 is twenty-five corresponding to the first perforations 13, and the arrangement of the twenty-five second perforations 24 is the same as the arrangement of the first perforations 13. The second perforations 24 are divided into three rows, the number of the second perforations 24 in the middle row is one more than that of the first row and the third row, and the second perforations 24 in the second row are staggered with the second perforations 24 in the first row and the third row, so that the second perforations 24 on both sides of the first row, the second row and the third row are arranged to protrude out of the corresponding side of the clamping plate 22, and the overall arrangement shape of the second perforations 24 is formed into an ellipse similar to that of the first perforation 13.

As shown in fig. 1 and 5, in order to facilitate the inner plug 2 to be inserted into the outer plug 1 and to be engaged with the outer plug 1, L-shaped sliding plates 19 are symmetrically disposed at the connection portions of the adjacent side plates in the assembly portion 11, the sliding plates 19 are slidably engaged with the second through holes 24 of the protruding engaging plates 22 when the inner plug 2 is inserted into the outer plug 1, and the L-shaped sliding plates 19 are disposed to perform positioning and guiding functions when the inner plug 2 is inserted into the outer plug 1, so as to avoid misalignment between the first through holes 13 and the second through holes 24 in which the plug pins 3 are inserted due to shaking when the inner plug 2 is inserted into the outer plug 1.

As shown in fig. 6 and 8, a frustum-shaped chuck 23 is fixedly arranged on each second through hole 24, and the chuck 23 comprises two arc-shaped cards with narrow upper part and wide lower part, wherein the two arc-shaped cards are distributed at intervals and the arc openings are opposite to each other. The large end of the clamping head 23 is fixedly connected with the hole wall of the second through hole 24, and the small end of the clamping head 23 faces outwards, so that the inserting needle 3 is inserted into the clamping head 23.

As shown in fig. 3, 6 and 9, the middle part of the plugging needle 3 is a hollow structure for the communication transmission line to pass through, and the plugging needle 3 is provided with a limiting ring 31. One end of the inserting needle 3, which is positioned below the limiting ring 31, is in inserting fit with the clamping head 23, and the small end upper edge of the clamping head 23 abuts against the lower end surface of the limiting ring 31 along with the insertion of the inserting needle 3 in the clamping head 23. The end of the inserting needle 3 above the limiting ring 31 is in insertion fit with the first through hole 13, and vertical grooves 32 are symmetrically formed in the length direction of the end of the inserting needle 3 in insertion fit with the first through hole 13. The upper end face of the limiting ring 31 forms a limiting face for limiting the power plug pin 3 and the annular step 131, the upper end face of the limiting ring 31 on the plug pin 3 is propped against the annular step 131 in the first through hole 13 along with the insertion of the inner plug 2 into the outer plug 1, and the clamping head 23 is deformed along with the clamping of the inner plug 2 in the outer plug 1 to clamp the plug pin 3, so that the looseness of the plug pin 3 in the first through hole 13 is avoided, the tight fit between the inner plug 2 and the outer plug 1 is ensured, and the capacitor breakdown is avoided.

Embodiments of the present invention are as follows: first, the pin 3 is mounted on the chuck 23, and then the second through hole 24 protruding from the inner plug 2 is aligned with the slide plate 19 in the fitting portion 11 to the state shown in fig. 1. Next, the inner connector 2 aligned with the outer connector 1 is slidably engaged with the slide plate 19 to slide into the inner cavity of the fitting portion 11, and the insertion needle 3 gradually enters the corresponding first through hole 13 as the inner insertion needle 3 slides into the outer insertion needle 3. At this time, the upper end face of the upper limit ring 31 of the plugging needle 3 abuts against the annular step 131, and the upper edge of the small end of the chuck 23 abuts against the lower end face of the limit ring 31. Then, the chuck 23 may clamp the insertion needle 3 to the state shown in fig. 3 by the engagement of the fixture block 21 and the fixture groove 17 on the inner insertion member 2.

Claims

1. An insulating component of a high-frequency transmission module, comprising an external connector (1), an internal connector (2) detachably mounted inside the external connector (1), and a plug pin (3) plugged into the internal connector (2), characterized in that: the external connector (1) comprises a rectangular assembly portion (11) and a plug post (12) arranged on the side of the assembly portion (11); the side of the assembly portion (11) opposite to the plug post (12) is open to allow the internal connector (2) to be plugged in; a plurality of first through holes (13) are evenly spaced apart on the plug post (12), the first through holes (13) are communicated with the inner cavity of the assembly portion (11), and an annular step (131) distributed along the axial direction is provided inwardly at one end of the first through hole (13) close to the assembly portion (11); a plurality of slots (17) are provided on the assembly portion (11) in the circumferential direction of the internal connector (2);

The inner plug connector (2) is provided with a plurality of card blocks (21) that are engaged with the card slot (17); a plurality of second through holes (24) are evenly spaced apart on the side of the inner plug connector (2) facing the plug post (12); each second through hole (24) is correspondingly provided with a cone-shaped card head (23); the card head (23) includes two arc-shaped cards that are spaced apart and have arc openings facing each other; the large end of the card head (23) is fixedly connected to the hole wall of the second through hole (24), and the small end of the card head (23) is provided for the installation of the plug pin (3);

The inner cavity of the plug pin (3) is a hollow structure for the communication transmission line to pass through. A limiting ring (31) is provided on the plug pin (3). One end face of the limiting ring (31) is abutted against the small end of the clamp (23), and the other end face of the limiting ring (31) is used to abut against the annular step (131), so that the small end of the clamp (23) is deformed during the assembly of the inner connector (2) on the outer connector (1) to clamp the plug pin (3).

2. A high-frequency transmission module insulation component according to claim 1, characterized in that: the inner connector (2) includes a U-shaped card plate (22), and the card blocks (21) are respectively arranged on the outer sides of two relatively distributed card plates (22); the second through hole (24) is arranged on a flat plate located in the middle of the card plate (22), and the card head (23) is distributed correspondingly to the second through hole (24).

3. A high-frequency transmission module insulation component according to claim 2, characterized in that: the first through holes (13) and the second through holes (24) are arranged in three rows and are arranged one by one, the number of holes in the middle row is one more than the number of holes in the other two rows, the holes in the middle row are staggered with the holes in the other two rows, and the extra second through holes (24) protrude from both sides of the flat plate on the mounting plate (22).

4. A high-frequency transmission module insulation component according to claim 3, characterized in that: L-shaped slide plates (19) are symmetrically arranged on the assembly portion (11) at the internal connection of the side plates, and the L-shaped slide plates (19) are provided for sliding and clamping with the second through holes (24) on both sides of the flat plate on the protruding card plate (22), so that the inner connector (2) is inserted into the outer connector (1).

5. A high-frequency transmission module insulation assembly according to claim 1, characterized in that: protrusions (14) are provided on the outer periphery of the other two oppositely distributed side surfaces of the assembly portion (11) where no card slots (17) are provided, and the protrusions (14) are used for the external connector (1) to be card-mounted on the high-frequency transmission module.

6. A high-frequency transmission module insulation assembly according to claim 1, characterized in that: a card slot (18) is provided on the outside of the assembly part (11) between two adjacent side plates along the height direction of the assembly part (11).

7. A high-frequency transmission module insulation assembly according to claim 6, characterized in that: the corners of the assembly portion (11) at the connection of the side panels distributed outwardly corresponding to the card slots (18) form buckles (15), and the ends of the buckles (15) are provided with protrusions (16) for the external connector (1) to connect to the high-frequency transmission module.

8. A high-frequency transmission module insulation component according to claim 1, characterized in that: a vertical groove (32) is symmetrically provided along its length direction on one end of the plug pin (3) that is plugged into the first through hole (13).