CN214204089U

CN214204089U - Welding-free connection type millimeter wave angle radar connector

Info

Publication number: CN214204089U
Application number: CN202023106502.2U
Authority: CN
Inventors: 彭文广
Original assignee: Shenzhen Dongjin Automotive Electronics Co ltd
Current assignee: Shenzhen Dongjin Automotive Electronics Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-14
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a solderless connection formula millimeter wave angle radar connector, including casing and 12PIN terminal, be provided with the cavity that holds that is used for fixing according to the circuit board in the casing, fixedly connected with 12PIN waterproof connection plug on the casing, 12PIN terminal fixed mounting is in the casing and the head end is connected with the circuit board electricity, the end stretches into and fixes in 12PIN waterproof connection plug, the bottom surface of casing is radar wave-transparent plane, radar wave-transparent surface is planar structure, the PIN syringe needle of 12PIN terminal is the flake shape structure, 12PIN terminal carries out interference fit with circuit board round hole like this, be less than PIN needle mounting surface through circuit board round hole and extrude formula assembly, because its special flake structure, can satisfy circuit board and PIN needle extrusion assembly back, the PIN needle rebounds slowly, form the parcel formula contact with circuit board contact position, finally reach the effect that circuit board and PIN needle are tight-fitting, the PIN needle adopts the structural design of exempting from the welding form, reaches the effect that promotes the quality and reduce cost.

Description

Welding-free connection type millimeter wave angle radar connector

Technical Field

The utility model relates to a connector technical field for the vehicle, in particular to exempt from to weld connection formula millimeter wave angle radar connector.

Background

Millimeter-wave radars are radars that operate in the millimeter-wave band (millimeterwave) for detection. Usually, the millimeter wave is in the frequency domain of 30 to 300GHz (with a wavelength of 1 to 10 mm). Millimeter-wave radar has some of the advantages of both microwave and photoelectric radar because the wavelength of millimeter-wave waves is intermediate between microwave and centimeter waves.

With the rapid development of the automobile industry, various millimeter wave radars emerge in large batch on the market at present, and the core technology of the millimeter wave radar is the wave-transparent effect no matter what kind of radar is spread. At present, 10 ADAS millimeter wave connector for PIN car is used in the angle radar, and wave-transparent performance is good, but the volume can be a bit bigger, and installation occupation space is a little bit bigger, is unsuitable to be installed on the bumper and uses as preceding radar, and the millimeter wave radar of new generation, demand position are installed on the bumper to carry out preceding radar scanning better, enlarge scanning range, improve the clear precision of data.

Millimeter wave radar on the market, the equipment mode of its PIN needle and circuit board adopts traditional welding mode to accomplish, and this kind of mounting means needs the input of a large amount of manpower and materials, and manufacturing cost is high, and the production feature of environmental protection is not good enough, and the welding easily produces risks such as rosin joint, false welding, and product quality stability is poor, influences inside signal transmission, and bad detection is with high costs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to current millimeter wave radar, the equipment mode of its PIN needle and circuit board adopts traditional welding mode to accomplish, and this kind of equipment mode manufacturing cost is high, and welds and easily produces risks such as rosin joint, false solder, leads to the poor stability of product quality, influences internal signal transmission's problem, provides a exempt from to weld connection formula millimeter wave angle radar connector.

The utility model provides an above-mentioned technical problem adopted technical scheme as follows:

the utility model provides a exempt from to weld connection formula millimeter wave angle radar connector, includes casing and 12PIN terminal, be provided with in the casing and be used for the fixed cavity that holds according to the circuit board, the waterproof connecting plug of fixedly connected with 12PIN on the casing, 12PIN terminal fixed mounting in the casing and the head end with circuit board electricity is connected, and the end stretches into and fixes in the waterproof connecting plug of 12PIN, the bottom surface of casing is radar wave-transmitting plane, radar wave-transmitting plane is planar structure, the PIN syringe needle of 12PIN terminal is fisheye shape structure

Furthermore, the positions of the two sides of the 12PIN terminal in the shell are respectively provided with an installation limiting surface. Further, 12PIN terminal includes first terminal and the crisscross second terminal that sets up of first terminal, the head end of first terminal and second terminal respectively with circuit board electric connection and end stretch into respectively and fix in the waterproof connecting plug of 12PIN, first terminal with the second terminal all has four, and four first terminal and four the second terminal is arranged into a line respectively.

Furthermore, four corners in the casing are respectively provided with a support column, the support columns are respectively provided with a fixing hole, the casing is also internally provided with a plurality of positioning columns which are uniformly arranged, and the circuit board is fixed on the support columns and is positioned by the positioning columns.

Further, still be equipped with in the casing with the bleeder vent that the mount pad set up side by side, install the ventilated membrane that is used for the heat dissipation on the bleeder vent.

Furthermore, four corners of the bottom surface of the shell are respectively provided with a cylindrical foot.

Furthermore, the shell is provided with screw holes positioned at four corners of the outer surface of the shell.

Furthermore, a plurality of limiting ribs are arranged on the inner side wall of the shell, and the tops of the limiting ribs gradually descend from one side close to the inner side wall of the shell to one side far away from the inner side wall of the shell along the direction from the outer side wall of the shell to the inner side wall of the shell.

Further, the shell is square.

Further, the first terminal and the second terminal are both welding-free terminals.

According to the solderless connection type millimeter wave angle radar connector of the embodiment of the utility model, the connector comprises a shell and a 12PIN terminal, wherein a containing cavity for fixing a circuit board is arranged in the shell, a 12PIN waterproof connecting plug is fixedly connected on the shell, the 12PIN terminal is fixedly installed in the shell, the head end of the 12PIN terminal is electrically connected with the circuit board, the tail end of the 12PIN terminal extends into and is fixed in the 12PIN waterproof connecting plug, the bottom surface of the shell is a radar wave transmitting plane, the radar wave transmitting plane is a plane structure, and the PIN needle head of the 12PIN terminal is in a fisheye-shaped structure, so that the 12PIN terminal is in an interference fit with the circuit board round hole, the extrusion type assembly is realized by the circuit board round hole being smaller than the PIN needle assembly surface, and because the special fisheye structure and the high ductility copper material property selected by the PIN are adopted, can satisfy circuit board and PIN needle extrusion assembly back, the PIN needle slowly kick-backs, forms parcel formula contact with circuit board contact position, finally reaches the effect of circuit board and PIN needle tight-fitting, and the structural design of welding form is exempted from in the PIN needle adoption reaches the effect that promotes quality and reduce cost.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an overall schematic view of a solderless connection type millimeter wave angle radar connector according to an embodiment of the present invention.

Fig. 2 is another overall schematic view of a solderless connection type millimeter wave angle radar connector according to an embodiment of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Please refer to fig. 1 to 2 together, an embodiment of the utility model provides a exempt from to weld connection formula millimeter wave angle radar connector, including casing 1 and 12PIN terminal 2, be provided with in the casing 1 and be used for fixing according to the holding cavity 11 of circuit board, fixedly connected with 12PIN waterproof connection plug 3 on the casing 1, 12PIN waterproof connection plug 3 adopts waterproof material, strengthens waterproof function, 12PIN terminal 2 fixed mounting in the casing 1 and the head end with the circuit board electricity is connected, and the end stretches into and fixes in 12PIN waterproof connection plug 3, 12PIN terminal 2 adopts the welding structure design with the circuit board link, realizes exempting from fast to adorn circuit board technology, has reduced the technology cost. The utility model discloses in, this connector includes casing 1 and 12PIN terminal 2, and simple structure can simplify the process, helps practicing thrift the cost, and this connector small in size can dwindle the space that occupies the car, fixedly connected with 12PIN waterproof connecting plug 3 on the casing 1. Wherein, 12PIN waterproof connection plug 3 is used for being connected with millimeter wave radar sensor.

In this embodiment, the positions on the two sides of the PIN 12 terminal 2 in the housing 1 are respectively provided with a mounting limiting surface 12, and the circuit board is mounted on the limiting surfaces in a pressing manner, so that the PIN and the circuit board hole are best assembled, and the mounting simulated fool function is achieved.

In this embodiment, 12PIN terminal 2 includes first terminal 21 and second terminal 22 and the two is all fixed on mount pad 11, first terminal 21 and second terminal 21 the head end respectively with circuit board electric connection, and the end stretches into respectively and fixes in 12PIN waterproof connecting plug 3, first terminal 21 with second terminal 22 all has four, and four first terminal 21 and four second terminal 22 is arranged into a line respectively, first terminal 21 with second terminal 22 is crisscross to be set up like this, 12PIN needle is arranged and is adopted double-row dislocation design, and this design can bear the pressure not damaged for circuit board when guaranteeing circuit board and PIN needle push down the assembly to and the pushing down force evenly shared, ensures to push down easily. The 12PIN terminal 2 and the circuit board connecting end adopt a welding-free structure design, the circuit board fast mounting process is realized, and the process cost is reduced.

In this embodiment, four corners in casing 1 are equipped with a support post 13 respectively, hold 13 and hold in the palm the face for circuit board installation four corners, ensure that the circuit board installation is level and smooth, guarantee that the circuit board does not receive external force to influence the contact stability of PIN needle and circuit board, still be equipped with a plurality of reference columns 14 of arranging evenly in casing 1, the circuit board is fixed hold in the palm on the post 13, and by reference column 14 location, circuit board in casing 1 is placed a plurality of support posts 13 of position design and reference column 14, ensures that circuit board equipment position is accurate, guarantees that the circuit board installation is stable, guarantees connector overall structure's stability.

In this embodiment, still be equipped with in the casing 1 with the bleeder vent 15 that 12PIN terminal 2 set up side by side, install on the bleeder vent 15 and be used for radiating ventilated membrane, bleeder vent 15 and ventilated membrane are used for good inside heat dissipation, when using, can guarantee radar sensor's temperature stability.

In this embodiment, four corners of the bottom surface of the housing 1 are respectively provided with a cylindrical pin 16, so that the bottom surface of the connector is not in direct contact with other devices, and the divergence effect of the radar sensor is ensured.

In this embodiment, the housing 1 is provided with screw holes 17 at four corners of the outer surface of the housing 1, so that when the connector is mounted on a vehicle, the conventional four-corner locking screw mounting technology can be utilized to assemble the housing 1 and the cover plate by using a self-tapping screw mounting technology.

In this embodiment, be equipped with a plurality of spacing ribs 18 on the casing 1 inside wall, the top of spacing rib 18 is followed 1 lateral wall of casing arrives the direction of 1 inside wall of casing is by neighbouring one side of 1 inside wall of casing is kept away from one side of 1 inside wall of casing descends gradually, spacing rib 18 carries out limiting displacement to the circuit board installation, ensures that the circuit board installation is firm, does not receive the influence of jolting and drops the problem.

In this embodiment, the housing 1 is square, and when being connected with the millimeter wave radar sensor, the radar transmission surface can be evenly spread.

Specifically, the shell 1 and the 12PIN waterproof connecting plug 3 can be made of para-polystyrene (SPS), the material has good rigidity, deformation resistance, excellent dimensional stability, stable dielectric constant and low dielectric loss, and can ensure the flatness of the connector and the wall thickness uniformity of the shell plane; in addition, the material has good electrical property, so that the long-distance divergence of the radar is ensured.

In this embodiment, the first terminal 21 and the second terminal 22 are both soldering-free terminals.

According to the above embodiment of the present invention, a solderless connection type millimeter wave angle radar connector comprises a housing and a 12PIN terminal, wherein a cavity for fixing a circuit board is provided in the housing, a 12PIN waterproof connection plug is fixedly connected to the housing, the 12PIN terminal is fixedly installed in the housing, the head end of the 12PIN terminal is electrically connected to the circuit board, the tail end of the 12PIN terminal extends into and is fixed in the 12PIN waterproof connection plug, the bottom surface of the housing is a radar wave transmitting plane, the radar wave transmitting plane is a plane structure, and the PIN needle of the 12PIN terminal is in a fisheye-shaped structure, so that the 12PIN terminal is in an interference fit with the circuit board round hole, and is assembled in an extrusion manner by being smaller than the PIN needle assembly plane through the circuit board round hole, and because the special fisheye structure and the high ductility copper material property selected by the PIN, can satisfy circuit board and PIN needle extrusion assembly back, the PIN needle slowly kick-backs, forms parcel formula contact with circuit board contact position, finally reaches the effect of circuit board and PIN needle tight-fitting, and the structural design of welding form is exempted from in the PIN needle adoption reaches the effect that promotes quality and reduce cost.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a exempt from to weld connection formula millimeter wave angle radar connector, a serial communication port, including casing and 12PIN terminal, be provided with in the casing and be used for the fixed cavity that holds according to the circuit board, the waterproof connecting plug of fixedly connected with 12PIN on the casing, 12PIN terminal fixed mounting in casing and head end with the circuit board electricity is connected, and the end stretches into and fixes in the waterproof connecting plug of 12PIN, the bottom surface of casing is the radar wave-transparent plane, the radar wave-transparent plane is planar structure, the PIN syringe needle of 12PIN terminal is the flake shape structure.

2. The solderless connectionless millimeter wave angle radar connector as claimed in claim 1, wherein a mounting limiting surface is provided at each of two sides of the 12PIN terminal in the housing.

3. The solderless connection millimeter wave angle radar connector of claim 1, wherein the 12PIN terminals include first terminals and second terminals staggered from the first terminals, the first terminals and the second terminals have head ends electrically connected to the circuit board respectively and tail ends extending into and fixed in the 12PIN waterproof connection plug respectively, the first terminals and the second terminals have six, and the six first terminals and the six second terminals are arranged in a row respectively.

4. The solderless connectible millimeter wave angle radar connector of claim 1, wherein a post is disposed at each of four corners of the housing, a plurality of evenly arranged locating posts are disposed in the housing, and the circuit board is fixed on the posts and located by the locating posts.

5. The solderless connection type millimeter wave angle radar connector of claim 2, wherein a vent hole is further provided in the housing alongside the 12PIN terminal, the vent hole being provided with a gas permeable membrane for heat dissipation.

6. The solderless connectionless millimeter-wave radar connector as claimed in claim 1, wherein a cylindrical pin is provided at each of four corners of the bottom surface of the housing.

7. The solderless connectionless millimeter wave radar connector as claimed in claim 1, wherein the housing has screw holes formed at four corners of an outer surface of the housing.

8. The solderless connectionless millimeter-wave radar connector as claimed in claim 1, wherein a plurality of limiting ribs are provided on the inner side wall of the housing, and top portions of the limiting ribs gradually decrease from a side adjacent to the inner side wall of the housing to a side away from the inner side wall of the housing in a direction from the outer side wall of the housing to the inner side wall of the housing.

9. The solderless connectible millimeter wave angle radar connector of claim 1, wherein the housing is square.

10. The solderless connectible millimeter wave angle radar connector of claim 3, wherein the first terminal and the second terminal are solderless terminals.