CN217562985U

CN217562985U - Control module connecting device

Info

Publication number: CN217562985U
Application number: CN202221033548.2U
Authority: CN
Inventors: 袁廷华; 王坤林
Original assignee: HEFEI CHUANGYUAN VEHICLE CONTROL TECHNOLOGY CO LTD
Current assignee: HEFEI CHUANGYUAN VEHICLE CONTROL TECHNOLOGY CO LTD
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-10-11
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a control module connecting device, which comprises a base, a male end connector and a control circuit board, wherein the control circuit board comprises a first circuit board and a second circuit board, wherein the relative position of the first circuit board and the second circuit board is provided with a connecting pin, the first circuit board and the second circuit board are arranged in the base in parallel, one side of the base close to the connecting pin of the control circuit board is provided with an opening, and the first circuit board, the second circuit board and the base form a female end of the connector after being arranged; a male end needle is arranged on the connecting end of the male end connector; after the male end connector is matched and connected with the female end, the male end pins are in one-to-one corresponding contact connection with the connecting pins of the first circuit board and the second circuit board. The utility model discloses ingenious setting that utilizes control circuit board forms the female end of connector, and the device has simplified the structure, has reduced the volume, increases the connection reliability to reduce cost.

Description

Control module connecting device

Technical Field

The utility model relates to a controller is electrically conductive to be connected the field, specifically is a control module connecting device.

Background

Among the vehicle control system, information transmission and power transmission need uninterrupted operation among the vehicle operation process, and data such as audio information, safety information, load start-up close information all need constantly transmit between the controller and between the pencil, realize the interaction between each load and each information, need use a lot of connecting device. At present, on a plurality of occasions on a vehicle body, the connection between a control circuit board and a wire harness is usually realized by welding and crimping a connecting terminal of a connector, the mode is time-consuming and labor-consuming, the connection reliability of a welding or crimped connecting contact point cannot be guaranteed, the welding point can not vibrate for a long time after being crimped, and the connection mode is inevitably eliminated.

In some places with high integration, the requirement on space utilization is also high, and the existing external connection mode of the control module is not favorable for saving space.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to utilize control circuit board's setting to form the female end of connector.

The technical scheme of the utility model is that:

a control module connecting device comprises a base, a male end connector and a control circuit board, wherein the control circuit board comprises a first circuit board and a second circuit board, connecting pins are arranged at the opposite positions of the first circuit board and the second circuit board, the first circuit board and the second circuit board are parallelly installed in the base, an opening is formed in one side, close to the connecting pins of the control circuit board, of the base, and the first circuit board, the second circuit board and the base are installed to form a female end of the connector; a male end needle is arranged on the connecting end of the male end connector; after the male end connector is matched and connected with the female end, the male end pins are in one-to-one corresponding contact connection with the connecting pins of the first circuit board and the second circuit board.

Furthermore, the male terminal pins are arranged on two sides of the connecting end of the male terminal connector to form double rows of pins which are respectively in contact connection with the connecting pins of the first circuit board and the second circuit board.

Furthermore, the male terminal is provided with double rows of pins on two sides of the connecting end of the male terminal connector, and after the double rows of pins at two ends are connected with the female terminal, the double rows of pins are in contact connection with each other and are in contact connection with connecting pins of the first circuit board and the second circuit board.

Furthermore, the male terminal pins are arranged on one side of the connecting end of the male terminal connector to form a single row of pins to be in contact connection with the connecting pins of the first circuit board or the second circuit board.

The utility model has the advantages that:

1. the base and the control circuit board are combined to naturally form a connected female terminal, and a female terminal connector is not required to be additionally arranged. On one hand, the connection mode of the wire harness and the control circuit board is simplified, the connection between the wire harness and the control circuit board can be realized through a simple plugging mode, and the traditional welding wire connection mode is cancelled; on the other hand, the device realizes the integration of the structure and the function, simplifies the structure, reduces the volume, does not need to be connected by welding wires, increases the connection reliability and reduces the cost.

2. The utility model discloses be equipped with two control circuit board in the base, the last electron device that is equipped with of control circuit board realizes control function. The control circuit board is provided with connecting pins, and after the male end connector is matched and connected with the female end of the base, the male end pins are in one-to-one corresponding contact connection with the connecting pins corresponding to the positions of the male end pins to form a conducted information or current transmission path.

3. The utility model discloses a public end needle has the crooked volume of certain degree, and public end connector is connected the back with female end, and female end control circuit board can have certain extrusion to public end needle to form the extrusion elasticity on the public end needle, make public end needle and be connected the pin and well contact.

Drawings

FIG. 1 is a schematic view of the connection structure of the present invention;

FIG. 2 is a schematic diagram of the separation structure of the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view A-A of the present invention;

fig. 4 is a schematic view of a first circuit board of the present invention;

fig. 5 is a schematic view of a second circuit board of the present invention;

fig. 6 is a schematic view of the base of the present invention;

fig. 7 is a schematic structural diagram of a male connector according to an embodiment of the present invention;

fig. 8 is a left side view of a male end connector according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a male terminal according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a second male end connector according to an embodiment of the present invention;

fig. 11 is a left side view of a second male end connector according to an embodiment of the present invention;

FIG. 12 is a schematic view of a second male-end pin according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a male connector according to an embodiment of the present invention;

fig. 14 is a left side view of a three male end connector according to an embodiment of the present invention;

fig. 15 is a schematic structural view of a three-male-end needle according to an embodiment of the present invention;

fig. 16 is an enlarged view of the third male connector B according to the embodiment of the present invention.

Detailed Description

The utility model relates to a control module connecting device, including control circuit board and connection structure, connection structure's female end and public end connector can be connected and the disconnection with control circuit board through the plug mode, the utility model discloses a module control function can be realized to the device, can realize external connection again and transmit high-speed data and power supply.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

A control module connecting device, as shown in fig. 1-6, comprises a base 1, a male terminal connector 2, a first circuit board 4 and a second circuit board 5, wherein one side of the first circuit board 4 is provided with connecting pins 41, the connecting pins are formed by printing a layer of conductive metal on the circuit board, and after a window is formed on the circuit board, the connecting pins are formed by gold plating, silver plating or tin plating.

The second circuit board 5 is identical to the first circuit board 4 and is also provided with connection pins 51 on one side of the circuit board. The positions of the connecting pins on the first circuit board 4 and the second circuit board 5 are opposite, the first circuit board 4 and the second circuit board 5 are installed in the base 1 in parallel, one side, close to the connecting pins of the two circuit boards, of the base 1 is provided with an opening, the first circuit board 4 and the second circuit board 5 are installed in the base 1 at corresponding positions and then are covered with the cover plate 3, and the first circuit board 4, the second circuit board 5 and the base form a female end of the connector.

A male end needle is arranged on the connecting end of the male end connector 2; after the male end connector 2 is matched and connected with the female end, each male end pin is in one-to-one contact connection with the corresponding connecting pin of the control circuit board.

Different electronic devices and different internal circuits are arranged on the second circuit board 5 according to different control requirements. Meanwhile, the first circuit board 4 and the second circuit board 5 have different appearance structures for matching with the structure of the base 1 according to different installation positions of the first circuit board 4 and the second circuit board 5 in the base 1. In this embodiment, the male terminal pins on the connection end of the male terminal connector 2 are in a single row, and the connection pins are disposed on the upper surface of the first circuit board 4 and the lower surface of the second circuit board 5. The first circuit board 4 is installed at the bottom of the base 1, and in order to be matched with the base 1, the first circuit board 4 and the first circuit board 5 have partially different external structures.

Referring to fig. 3, the first circuit board 4 is mounted on four posts at the four corners of the bottom of the base 1, and a two-part curable adhesive, such as epoxy or glue, is applied to the contact area of the first circuit board 4 and the base 1 after the mounting is in place. The second circuit board 5 is pressed down by the screws of the fixing cover plate 3 after being mounted on the corresponding position on the base 1. After the two circuit boards are installed, glue is filled in the base 1. During glue filling, the connection pins of the circuit board are isolated by using the tool, the isolated tool is drawn out after the glue is solidified, and the contact surface of the connection pins is still exposed normally.

As shown in fig. 6, the base 1 has a square structure with an open upper portion, and the bottom and the side walls inside the base 1 are further provided with supporting steps for mounting two circuit boards. After the two circuit boards are mounted in place in the base 1, the cover plate 3 is covered, and the cover plate 3 is fastened and mounted by four nuts. The base 1 is further provided with a snap groove 11 at the outside of the opening of the female end, and is connected with the snap 22 of the male end connector 2 in a matching way.

As shown in fig. 7, a middle portion of one side of the male terminal connector 2 extends outward to form a connection end 21, a plurality of insulation spacers 23 are provided on one side of the connection end 21 in an extending direction, and a male terminal pin 23 is installed between the insulation spacers 23.

The male terminal 23 is connected with one end of the connecting end 21 for fixedly installing a wire, and a wire groove (not shown) is arranged in the male terminal connector 2 for wire routing.

The two sides of the male end connector 2 are provided with buckles 22, which are connected with the buckle grooves 11 on the base 1 in a matching manner, so as to fix the connection between the male end connector 2 and the female end. The one end that link 21 is close to public end connector 2 still is equipped with sealing washer 7, and public end connector 2 is connected the back with female end, and sealing washer 7 extrudees with the female end opening part of base 1, forms sealed space.

The base 1 and the male end connector 2 may be formed by an extrusion process. Of course, the base 1 and male connector 2 may be formed by a lamination process or molding or other processes known to those skilled in the art.

In the mechanical and automobile fields, HNBR (hydrogenated butadiene-acrylonitrile rubber) is usually selected as the sealing ring 7, has the characteristics of good corrosion resistance, tear resistance, compression deformation resistance and the like, has good ozone resistance, sunlight resistance, oil resistance and the like, and simultaneously resists high and low temperatures, and the normal use temperature range reaches-40 ℃ to 150 ℃.

In some cases, the control module assembly is required to meet IP65/IP6K9K dust and water proof compliance when the base 1 and male connector 2 are connected. Sometimes, the control module arrangement meets or exceeds the IPX4 rating according to IEC standard 60529. That is, the control module arrangement can withstand accidental splashing of water. In some embodiments, the control module arrangement is required to meet higher ratings, such as IPX7, which means that it can resist accidental immersion in water at a depth of one meter for up to 30 minutes. In this embodiment, the control module arrangement needs to meet the IPX7 rating specification.

As shown in fig. 9, the male terminal pin 6 includes a horizontal fixing section 61, an elastic bending section 60 bent upward and an elastic supporting section 62 bent inward. The material of the male terminal 6 should be copper alloy, or electroplated copper alloy, nickel, or nickel alloy, and the material is preferably brass. The male terminal 6 may be formed by a wire cutting process, or may be molded or formed by other processes known to those skilled in the art.

The horizontal fixing section 61 of the male terminal pin 6 is fixedly arranged on one side of the connecting end 21 close to the male terminal connector 2, the elastic bending section 60 and the elastic supporting section 62 are not fixedly limited, and the bending radian of the elastic supporting section 62 at the tail end is larger than 180 degrees. In this embodiment, the male terminal pins 6 are disposed on a single side of the connecting end 21 to form a row of single-row pins. As shown in fig. 8, the male terminal pins 6 are functionally divided into signal pins for transmitting signals and power pins for transmitting power, the male terminal pins 6 are arranged in different widths, a large current is passed through a wide male terminal pin, and a small current or signal information is passed through a narrow male terminal pin. In one embodiment, the male terminal pin through which the low current and signal information passes is designed to be 1mm wide, and the male terminal pin through which the high current passes is designed to be 2.8mm wide.

The male terminal pin 6 is connected with an external lead at the horizontal fixing section 61, and the horizontal fixing section 61 and the external lead can be connected in a welding mode. The wires may be pairs of conductors or differential pairs to transmit data or power signals.

After

male end connector

2 and 1 cooperation installation of base, link 21 gets into 1 female end opening of base, male end needle 6 is connected with the connection pin contact of first circuit board 4 or second circuit board 5, female end open-ended highly is less than the total height that the male end needle 6 of link 21 both sides formed after bending, consequently first circuit board 4 and second circuit board 5 can extrude the elasticity of male end needle 6 and bend section 60 and warp, form extruded elastic force, guarantee the connection performance between male end needle 6 and first circuit board 4 and the second circuit board 5. A stable and reliable information transmission path is formed.

Specifically, after the connecting end 21 enters the female end opening of the base 1, the first circuit board 4 and the second circuit board 5 can extrude the male terminal pin 6, the top of the elastic bending section 60 is extruded to contact with the connecting pin 41 and form line or surface contact, the elastic bending section 60 bends downwards under the action of the extrusion force after extrusion, and the elastic supporting section 62 can be brought to extend downwards and contact the horizontal fixing section 61. Because the bending radian of the elastic supporting section 62 at the tail end is larger than 180 degrees, the two bending surfaces are contacted when the elastic supporting section 62 is contacted with the horizontal fixing section 61, so that the male terminal pin 6 cannot be damaged by extrusion force.

After the above-mentioned well link 21 got into the female end opening of base 1, elasticity bending section 60 and elastic support section 62 all can be by extrusion deformation in the public terminal pin 6, have increased the pressurization deformation power, increase power public terminal pin 6 and first circuit board 4 on the connection area of contact between the connecting pin 41, increase the transmission reliability of information or electric current.

Example two

In this embodiment, a control module connecting device includes a base 1, a male connector 2, a first circuit board 4, and a second circuit board 5, and the structure, arrangement, process, and materials thereof are the same as those in the first embodiment.

As shown in fig. 10 and 11, in the present embodiment, the male terminal pins 6 are disposed on two sides of the connecting end 21 to form a double-row pin, and the corresponding positions on the first circuit board 4 and the second circuit board 5 are both provided with connecting pins.

Both sides in the extension degree direction of link 21 are equipped with a plurality of insulating spacers 23, install public end needle 6 between insulating spacer 23, and public end needle 6 is located the both sides of link 21. The male end connector 2 is provided with buckles 22 at two sides thereof, and the buckles are connected with the buckle grooves 11 on the base 1 in a matching manner. The one end that link 21 is close to male end connector 2 still is equipped with sealing washer 7, and male end connector 2 is connected the completion back with female end, and sealing washer 7 extrudees with the female end opening part of base 1, forms confined space.

As shown in fig. 12, the male terminal 6 includes a curved section 60 in the middle and horizontal sections at both ends, wherein the horizontal sections include a horizontal free end 62 and a horizontal fixed end 61. The direction of the bend 60 is outward after the male terminal pin 6 is mounted on the connection end 21. The horizontal fixed end 61 is fixedly installed on one side of the connecting end 21 close to the male end connector 2, and the horizontal free end 62 is located on the outer side of the connecting end 21 without any fixing limitation.

After the male end connector 2 and the 1 cooperation installation of base, the link 21 gets into the 1 female end opening of base, the male end needle 6 is connected with the connection pin 41 of first circuit board 4 and

second circuit board

5, 51 contact connection, female open-ended highly is less than the height that the bending section 60 formed in the male end needle 6 of link 21 both sides, consequently, the bending section 60 that first circuit board 4 and second circuit board 5 can extrude male end needle 6 warp, form extruded elastic force, guarantee the connectivity between male end needle 6 and first circuit board 4 and the second circuit board 5. A transmission path of information is formed.

Similarly, in the present embodiment, the male terminal 6 is functionally divided into a signal terminal for transmitting signals and a power terminal for transmitting power, the male terminal 6 is set to have different widths, a wider male terminal passes large current, and a narrower male terminal passes small current and signal information.

EXAMPLE III

In this embodiment, a control module connecting device includes a base 1, a male connector 2, a first circuit board 4, and a second circuit board 5, and the structure, arrangement, process, and material thereof are the same as those in the second embodiment.

As shown in fig. 13 and 14, in the present embodiment, the male terminal pins 6 are disposed on two sides of the connecting end 21 to form a double row of pins, and the corresponding positions on the first circuit board 4 and the second circuit board 5 are both provided with connecting pins.

In this embodiment, the structure of the male terminal pin 6 is the same as that of the second embodiment, but the male terminal pin 6 is arranged on the connection end 21 in a different manner.

In the embodiment, as shown in fig. 15-16, the male terminal pins for transmitting large current are disposed on both sides of the connecting terminal 21, but the horizontal fixed terminal 61 is fixed on the connecting terminal 21, and the horizontal free terminals 62 on both sides are not separated from each other, and they will contact each other under the pressing force of the control circuit board, so that larger current can be transmitted. The middle part of the male terminal pin 6 for signal transmission is still a double-row pin, the structure of the male terminal pin is still the same as that of the second embodiment, the male terminal pin is arranged on two sides of the connecting end 21, the horizontal fixed end 61 is fixed on the connecting end 21, and the separated connecting end is arranged between the horizontal free ends 62 on the two sides and can not be contacted under the action of the extrusion force of the control circuit board.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A control module connecting device is characterized in that: the connector comprises a base, a male end connector and a control circuit board, wherein the control circuit board comprises a first circuit board and a second circuit board, connecting pins are arranged at the opposite positions of the first circuit board and the second circuit board, the first circuit board and the second circuit board are parallelly installed in the base, an opening is formed in one side of the base, close to the connecting pins of the control circuit board, of the base, and the first circuit board, the second circuit board and the base are installed to form a female end of the connector;

a male end needle is arranged on the connecting end of the male end connector; after the male end connector is matched and connected with the female end, the male end pins are in one-to-one corresponding contact connection with the connecting pins of the first circuit board and the second circuit board.

2. The control module connection device according to claim 1, wherein: the male terminal pins are arranged on two sides of the connecting end of the male terminal connector to form double rows of pins which are respectively in contact connection with the connecting pins of the first circuit board and the second circuit board.

3. The control module connection device of claim 1, wherein: the male terminal is provided with double rows of pins on two sides of the connecting end of the male terminal connector, and after the double rows of pins at two ends are connected with the female terminal, the double rows of pins are in contact connection with each other and are in contact connection with connecting pins of the first circuit board and the second circuit board.

4. The control module connection device of claim 1, wherein: the male terminal pins are arranged on one side of the connecting end of the male terminal connector to form a single row of pins to be in contact connection with the connecting pins of the first circuit board or the second circuit board.