CN217691720U - Large-current 90-degree cage type spring connector - Google Patents

Abstract

The utility model discloses a connecting device specifically is a heavy current 90 degrees cage spring coupling ware, it includes that PCB link and PCB link include the PCB connecting seat and be connected with PCB board electricity and connect the pin, 90 degrees links include a plurality of cage coupling units that parallel, among the cage coupling unit, the conductive component opening is up, it is used for being connected the pin with PCB and pegs graft and the electricity even, the wiring subassembly includes buckling piece and cage shell fragment, buckling piece and cage shell fragment extrusion are connected, cage shell fragment pegs graft with conductive component, and cage shell fragment is equipped with the wiring groove that is used for holding external conductor with conductive component's junction. The utility model discloses a PCB board is connected with 90 degrees of cable to PCB connects pin and conductive component to peg graft, and external wire passes through the buckling piece to be connected with conductive component, and it is very convenient to assemble, and has reduced occuping of PCB upper space, has avoided the naked defect of electrically conductive position, and the product is more pleasing to the eye, safety.

Description

Large-current 90-degree cage type spring connector

Technical Field

The utility model relates to a connecting device, specific theory relates to a heavy current 90 degrees cage spring coupling.

Background

In various power equipment, a circuit structure of a PCB (printed circuit board) needs to be connected with an external power cable through a connector, and particularly in a structure that contacts on the plane of the PCB and an external cable need to be installed at 90 degrees, the existing connector has the defect of inconvenience in installation.

For example, in one structure, a connection terminal connected to an external cable needs to be soldered to a PCB, and an individual plug terminal needs to be mounted on the PCB, which results in the connection terminal and the plug terminal being located on the surface of the PCB, thereby greatly increasing the complexity of the PCB structure, and wasting space cost due to excessive large components mounted on the PCB. The other structure is that a plug-in connector is adopted for switching, a wiring pin needs to be welded on a PCB in the connector, the structure of the PCB is complex, and meanwhile, the plug-in terminal is exposed on the surface of the connector, so that the connector is not attractive and the assembly process is complicated.

In addition, the structure needs to be screwed to realize connection when the external cable is connected, operation is very inconvenient, and assembly efficiency is reduced.

The above-mentioned drawbacks, worth improving.

Disclosure of Invention

In order to overcome the not enough of current technique, the utility model provides a heavy current 90 degrees cage spring coupling.

The utility model discloses technical scheme as follows:

a large-current 90-degree cage spring connector is characterized by comprising

The PCB connecting end comprises a PCB connecting seat and a PCB connecting pin inserted on the PCB connecting seat, and the PCB connecting pin is electrically connected with the PCB;

90 degrees link, it includes a plurality of cage connecting unit that parallel, cage connecting unit includes cage shell, wiring subassembly, conductive component:

the conductive assembly is used for being plugged and electrically connected with the PCB connecting pin, is fixed at the end part of the wiring assembly, and has an upward opening; the wiring assembly comprises a buckling piece and a cage-type elastic piece, the buckling piece is connected with the cage-type elastic piece in an extrusion mode, the cage-type elastic piece is connected with the other end portion of the conductive assembly in an insertion mode, and the joint of the cage-type elastic piece and the conductive assembly is provided with a wiring groove used for containing an external lead.

According to the above scheme the utility model discloses, a serial communication port, be equipped with the pin catching groove on the PCB connecting seat, PCB connects the pin peg graft in the pin catching groove.

Furthermore, a pin buckling position is arranged on the PCB connecting pin, and the PCB connecting pin is connected with the pin buckling position and the pin buckling groove in a clamping mode.

According to above scheme the utility model discloses, a serial communication port, one side of cage linkage unit is located the link casing, the link casing is including connecting shell and connection base, connect the shell with the connection base lock is connected, just one side joint of cage linkage unit in connect the shell connect in the space that the base encloses.

Furthermore, a pin slot and a cage-shaped clamping groove are formed in the connecting shell, the cage-shaped connecting unit is clamped in the cage-shaped clamping groove, and the PCB connecting pins penetrate through the pin slot and are connected with the conductive component.

Furthermore, a shell fixing hole is formed in the connecting shell, and the 90-degree connecting end is fixed to the shell of the electrical equipment through the shell fixing hole.

According to the above scheme the utility model discloses, a serial communication port, one side of cage shell is equipped with the inlet wire groove, and external conductor passes stretch into behind the inlet wire groove in the wiring groove.

According to the above scheme the utility model discloses, a serial communication port, conductive component includes water conservancy diversion strip and wiring shell fragment, the tip of water conservancy diversion strip with external conductor connects, the wiring shell fragment with PCB connects pin and pegs graft and the electricity even.

Furthermore, the wiring elastic sheet comprises a conductive elastic sheet, the bottom of the conductive elastic sheet is fixedly connected with the flow guide strip, and the opening of the conductive elastic sheet is clamped with the PCB connecting pin.

Furthermore, the wiring elastic sheet further comprises a clamping elastic sheet, and the clamping elastic sheet is located on the periphery of the conductive elastic sheet.

According to the scheme, the utility model has the advantages that the utility model respectively adopts the split design of the PCB connecting end connected with the PCB and the 90-degree connecting end connected with the cable, when in use, the PCB connecting end is directly fixed on the PCB to realize the electric connection with the PCB, the 90-degree connecting end is fixed on the shell of the equipment to realize the connection with the cable, and the PCB connecting end and the 90-degree connecting end are directly installed in a plug-in manner, so that the use is very convenient;

the utility model discloses satisfied the occasion that needs carry out 90 degrees installations with PCB and cable, fully reduced the circuit structure design of PCB, reduced the occupation of space on the PCB simultaneously to wiring portion hides in connecting the casing, has avoided the naked defect in electrically conductive position, and the product is more pleasing to the eye, safe;

when the utility model is connected with the external lead, the lead is directly stretched into the wire inlet groove and the wiring groove, and the connection between the external lead and the diversion strip can be realized by pressing the buckling piece, the operation of screwing the screw is replaced by pressing the buckling piece, no extra tool is needed, and the assembly is very convenient; and rely on the cage shell fragment to extrude external conductor, realized the effect of lasting output power.

Drawings

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

fig. 2 is an exploded view of the PCB connecting terminal of the present invention;

fig. 3 is an exploded view of the 90-degree connection end of the present invention;

fig. 4 is an exploded view of the 90 degree link of the present invention from another perspective;

FIG. 5 is a schematic view of the connection between the middle wire assembly and the conductive assembly of the present invention;

fig. 6 is another schematic view illustrating the connection between the middle wiring assembly and the conductive assembly according to the present invention;

FIG. 7 is an exploded view of the middle wire assembly and the conductive assembly of the present invention;

fig. 8 is an exploded view of the connection between the conductive assembly and the cage-type spring plate of the present invention;

fig. 9 is a schematic view of the PCB connecting end before connecting with the wiring spring plate of the present invention;

fig. 10 is a schematic diagram of the middle PCB connecting end of the present invention after being connected to the wiring spring.

In the figures, the various reference numbers are:

10. a PCB connection end;

11. a PCB connecting seat; 12. a pin catching groove; 13. a positioning column; 14. a PCB connection hole;

20. a 90 degree connection end;

21. connecting the shell; 22. a wiring assembly; 23. a conductive component; 24. connecting a base;

211. a pin slot; 212. a housing fixing hole; 213. a cage-type clamping groove;

221. a cage housing; 222. a fastener; 223. a cage-type shrapnel;

2211. a first housing; 2212. a second housing; 2213. a wire inlet groove;

2231. a wiring slot;

231. a flow guide strip; 232. a wiring elastic sheet;

2311. a wire connecting position;

2321. a conductive spring plate; 2322. clamping the elastic sheet;

30. the PCB is connected with the pins;

31. and (6) buckling the pins.

Detailed Description

The invention is further described with reference to the following figures and embodiments:

as shown in fig. 1 to 10, the utility model discloses an it is loaded down with trivial details to overcome current 90 degrees connector installation, occupy more PCB space, the defect that the potential safety hazard is big, a heavy current 90 degrees cage spring coupling is proposed, it includes PCB link 10 and 90 degrees link 20, wherein PCB link 10 is used for being connected with the PCB board, 90 degrees link 20 is used for being connected with external conductor, and PCB link 10 is pegged graft with 90 degrees link 20 and is connected with the plug-in of realization PCB board with external conductor, and the 90 degrees corner design of PCB board wiring has been realized, can realize the portable assembly function of a key-type connection external conductor simultaneously.

1. PCB connecting end

As shown in fig. 1 and 2, the PCB connecting terminal 10 of the present invention includes a PCB connecting seat 11 and a PCB connecting pin 30, the PCB connecting seat 11 is used for stably connecting the PCB connecting pin 30 to the PCB, and the PCB connecting pin 30 is electrically connected to the PCB, thereby realizing the switching of the electrical appliance.

The PCB connection pin 30 is inserted into the PCB connector holder 11, which facilitates the assembly of the PCB connection pin 30 and the PCB connector holder 11. Specifically, the PCB connector 11 is provided with a pin fastening groove 12, and the PCB connection pin 30 is inserted into the pin fastening groove 12. In order to make the connection between the PCB connection pin 30 and the pin fastening slot 12 more stable, the pin fastening position 31 is disposed on the PCB connection pin 30, the PCB connection pin 30 is fastened with the pin fastening slot 12 through the pin fastening position 31, and the PCB connection pin 30 can be prevented from falling off from the pin fastening slot 12.

Preferably, the PCB connecting seat 11 is provided with a positioning column 13, the PCB is provided with a positioning hole corresponding to the positioning column 13, and when the PCB connecting end 10 is installed, the positioning column 13 is inserted into the positioning hole, so that the PCB connecting pin 30 and the electronic circuit on the PCB can be accurately aligned, the electrical connection performance is more stable, and the assembly is simpler.

Preferably, the PCB connecting socket 11 is provided with a PCB connecting hole 14, the PCB connecting socket 11 is fixed on the PCB through the PCB connecting hole 14, and when the PCB connecting terminal 10 needs to be fixed on the PCB, the bolt passes through the PCB connecting hole 14 and the corresponding hole site on the PCB, thereby realizing the fixed connection of the PCB connecting socket 11 and the PCB.

2. 90-degree connecting end

As shown in fig. 1 and 3 to 8, the 90-degree connecting terminal 20 includes a connecting housing and a plurality of cage connecting units arranged in parallel, one side of the cage connecting unit is located in the connecting housing, the connecting housing provides a hardware support for the 90-degree connecting terminal 20, and the cage connecting units respectively provide a connection and electrical conduction basis for the PCB connecting pins 30 and the external wires.

As shown in fig. 3 and 4, the connection housing includes a connection housing 21 and a connection base 24, the connection housing 21 and the connection base 24 are connected in a snap-fit manner, and one side of the cage connection unit is clamped in a space surrounded by the connection housing 21 and the connection base 24. Preferably, the connection housing 21 is provided with a housing fixing hole 212, the 90-degree connection end 20 is fixed to the housing of the electrical device through the housing fixing hole 212, the connection housing 21 is fixed to the housing of the electrical device through the housing fixing hole 212, and only the position of the corresponding connection wire is reserved on the housing of the electrical device. In addition, still be equipped with the collet that is used for bearing cage linkage unit on the connection base 24, realize the bearing to cage linkage unit, avoid the loose of cage linkage unit in the assembling process.

Specifically, the connecting shell 21 is provided with a pin slot 211, and the pcb connecting pin 30 passes through the pin slot 211 and is connected with the conductive component 23, so that the conductive component 23 is hidden inside the connecting shell 21, and the electrical connection is safer; connect still to be equipped with cage draw-in groove 213 on shell 21, cage connecting element joint is in cage draw-in groove 213, and when the assembly, directly slide into whole cage connecting element in cage draw-in groove 213 and make cage connecting element and cage draw-in groove 213 joint, will connect shell 21 again and connect 24 joints of base and can realize the assembly of whole 90 degrees links 20, and the assembling process is simpler, convenient.

In order to facilitate the identification of the connection, the connection housing 21 may further be provided with a corresponding connection identifier for identifying the position of the corresponding connection, so as to avoid the occurrence of deviation in the connection.

As shown in fig. 3 to 8, the cage unit includes a cage housing 221, a wiring member 22, and a conductive member 23: the cage-type housing 221 is used for accommodating the wiring component 22 and the conductive component 23 connected with the external lead, and providing a one-click connection base; the conductive assembly 23 is used for being connected with the PCB connecting pin 30 and an external lead respectively and realizing 90-degree steering; the wiring assembly 22 is used for realizing the plug-in connection of the conductive assembly 23 and the PCB connecting pin 30 and the one-key clamping connection with an external lead.

As shown in fig. 7 and 8, the conductive assembly 23 of the present invention is inserted into and electrically connected to the PCB connection pin 30, and is fixed to the end of the wiring assembly 22, and the opening of the conductive assembly 23 is upward, so that it can conduct the current of the external connection wire to the PCB connection pin 30 of the upper side. Specifically, the conductive assembly 23 includes a current guiding bar 231 and a wiring elastic sheet 232, the current guiding bar 231 extends from the inner side of the front end of the cage-shaped housing 221 to the outer side of the rear end thereof, the front end thereof is connected with an external wire, the wiring elastic sheet 232 is inserted into and electrically connected with the PCB connection pin 30, and the wiring elastic sheet 232 is fixedly connected with the rear end of the current guiding bar 231. Preferably, the front end of the current guiding bar 231 is further provided with a protruding connection position 2311, and the connection position 2311 is used for contacting and electrically connecting with an external wire.

The utility model discloses in, wiring shell fragment 232 includes electrically conductive shell fragment 2321, electrically conductive shell fragment 2321's bottom and water conservancy diversion strip 231 fixed connection, and electrically conductive shell fragment 2321's opening and PCB are connected pin 30 joint. Specifically, the conductive elastic sheet 2321 is made of a conductive material and is used for conducting current with the current guiding bar 231. The conductive elastic sheet 2321 is shaped like a clip, the lower surface of the bottom of the conductive elastic sheet is located on the upper side of the current guiding bar 231, and the lower surface of the bottom of the conductive elastic sheet 2321 is ultrasonically welded to the upper surface of the current guiding bar 231.

As a preferable scheme, the connection elastic piece 232 further includes a clamping elastic piece 2322, the clamping elastic piece 2322 corresponds to the conductive elastic piece 2321 in position, so that the clamping elastic piece 2322 is located at the periphery of the conductive elastic piece 2321, and the clamping elastic piece 2322 is used for further enhancing the clamping force between the conductive elastic piece 2321 and the PCB connection pin 30, thereby ensuring that the connection is more stable. Specifically, the clamping elastic piece 2322 may be made of a conductive material or a non-conductive material (e.g., a steel material). The clamping elastic sheet 2322 is also in the shape of a clamp, the upper surface of the bottom of the clamping elastic sheet is positioned below the flow guide strip 231, the upper surface of the bottom of the clamping elastic sheet is ultrasonically welded with the lower surface of the flow guide strip 231,

one end or both ends of the 90 degree connection end 20 can be connected according to specific requirements. In one embodiment, the connection elastic piece 232 is fixed at an end of a flow guide strip 231, and the other end of the flow guide strip 231 is used for connecting with an external lead; in another embodiment, the connection elastic sheet 232 is fixed at the end portions of the two diversion strips 231, the other end portions of the two diversion strips 231 can be connected with external wires in two opposite directions, and a user can suspend one end of the two diversion strips in the air as required, so that selection of various installation modes is realized.

Corresponding with conducting component 23 structure, the utility model provides a wiring subassembly 22 includes lock 222 and cage shell fragment 223, and lock 222 is connected with cage shell fragment 223 extrusion, and cage shell fragment 223 is pegged graft with another tip of conducting component 23, and cage shell fragment 223 is equipped with the wiring groove 2231 that is used for holding external conductor with conducting component 23's junction. Specifically, the wiring position 2311 of the flow guide strip 231 extends into the wiring groove 2231, so that an external lead can extend into the wiring groove 2231 and does not contact with the lower side of the wiring position 2311, and after the fastening piece 222 drives the cage-shaped elastic piece 223 to press down, a space for wire installation is left between the lower side of the wiring position 2311 and the lower end of the wiring groove 2231; when the snap 222 drives the cage-type elastic piece 223 to pop up, the end of the external wire can be fastened in the wiring groove 2231 at the lower side of the wiring position 2311.

As shown in fig. 7 and 8, the cage-type spring 223 of the present invention is in a triangular ring shape, and the wiring groove 2231 is located at one side of the cage-type spring 223, and the other end of the cage-type spring 223 extends into the wiring groove 2231. When the fastener 222 is opened, the upper side of the cage-shaped elastic sheet 223 is pressed, so that the opening of the wiring groove 2231 at the lower side of the other end of the cage-shaped elastic sheet 223 is enlarged; when the fastening piece 222 is closed, the upper side of the cage-type elastic piece 223 is loosened, so that the opening of the wiring groove 2231 located at the lower side of the other end of the cage-type elastic piece 223 is reduced, and the bottom of the wiring groove 2231 and the wiring position 2311 clamp an external lead.

The utility model discloses well cage shell 221 is including being located left first shell 2211, being located the second shell 2212 on right side, and first shell 2211 is connected with second shell 2212 lock, and the one end of lock 222, cage shell fragment 223 are all accomodate and are enclosed in the space that becomes with first shell 2211, second shell 2212. Meanwhile, the first housing 2211 and the second housing 2212 are internally provided with a limit buckle corresponding to the shapes of the diversion strip 231 and the cage-type elastic piece 223, so that the diversion strip 231 cannot shake in the cage-type housing 221, and the cage-type elastic piece 223 cannot shift under the condition of ensuring the operations of clamping, releasing and the like.

As shown in fig. 5, in order to mount and assemble the external lead and the conductive assembly 23, a wire inlet slot 2213 is formed on one side (front side) of the cage-type housing 221, and the wire inlet slot 2213 corresponds to the position of the wiring slot 2231, so that the external lead passes through the wire inlet slot 2213 and then extends into the wiring slot 2231. Correspondingly, one end of the conductive member 23 (i.e. the end where the wiring elastic piece 232 is located) connected to the PCB connecting terminal 10 protrudes from the rear side of the cage-shaped housing 221, so that the PCB connecting terminal 10 can be directly inserted into the connecting housing after extending into the connecting housing.

As shown in fig. 9 and 10, the present invention performs the installation process:

before wiring (as shown in fig. 9), the PCB connecting pins 30 are separated from the wiring spring 232, and the fastener 222 is opened, so that the wiring slots 2231 of the cage springs 223 are opened; when the connector is installed (as shown in fig. 10), an external wire can be inserted into the wire inlet slot 2213 and the wiring slot 2231 to be located at the lower side of the wiring position 2311 in the wiring slot 2231, and the fastening piece 222 is pressed to enable the wiring position 2311 to press the external wire; and then the PCB connecting end 10 connected with the PCB is plugged into the 90-degree connecting end 20, so that the bottom end of the PCB connecting pin 30 is inserted into the wiring elastic sheet 232 to realize electrical conduction.

The connection process is very convenient to operate, the specific structure of the PCB is not required to be changed, the occupied space of devices of the PCB is saved, and meanwhile, the problem that the position of a wiring is exposed to influence the attractiveness and the safety is avoided.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

The above description is given for the exemplary application of the present invention with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above method, as long as the present invention adopts various improvements of the method concept and the technical solution, or the present invention is directly applied to other occasions without improvement, and all of them are within the protection scope of the present invention.

Claims (10)

1. A large-current 90-degree cage spring connector is characterized by comprising

The PCB connecting end comprises a PCB connecting seat and a PCB connecting pin inserted on the PCB connecting seat, and the PCB connecting pin is electrically connected with the PCB;

90 degrees link, it includes a plurality of cage connecting unit that parallel, cage connecting unit includes cage shell, wiring subassembly, conductive component:

the conductive assembly is used for being plugged and electrically connected with the PCB connecting pin and is fixed at the end part of the wiring assembly, and the opening of the conductive assembly faces upwards; the wiring assembly comprises a buckling piece and a cage-type elastic piece, the buckling piece is connected with the cage-type elastic piece in an extrusion mode, the cage-type elastic piece is connected with the other end portion of the conductive assembly in an insertion mode, and the joint of the cage-type elastic piece and the conductive assembly is provided with a wiring groove used for containing an external lead.

2. A high current 90 degree cage spring connector according to claim 1, wherein said PCB connector block is provided with pin catching slots into which said PCB connector pins are inserted.

3. A high current 90 degree cage spring connector according to claim 2, wherein said PCB connection pins are provided with pin catching locations, and said PCB connection pins are snap-fitted with said pin catching slots through said pin catching locations.

4. A high current 90 degree cage spring connector according to claim 1, wherein one side of said cage connection unit is located within a connection housing, said connection housing comprises a connection housing and a connection base, said connection housing and said connection base are snap-fit connected, and one side of said cage connection unit is snap-fit into a space enclosed by said connection housing and said connection base.

5. A large current 90 degree cage spring connector according to claim 4, wherein said connection housing is provided with pin slots and cage slots, said cage connection units are engaged in said cage slots, and said PCB connection pins pass through said pin slots and are connected to said conductive members.

6. A high current 90 degree cage spring connector according to claim 4, wherein said connection housing is provided with housing attachment holes, and said 90 degree connection terminals are attached to a housing of an electrical device through said housing attachment holes.

7. A high current 90 degree cage spring connector according to claim 1, wherein one side of said cage housing is provided with a wire inlet slot through which external wires extend into said wire connection slot.

8. The high current 90 degree cage spring connector of claim 1, wherein the conductive assembly comprises a current guiding bar and a wiring spring, wherein an end of the current guiding bar is connected to the external wire, and the wiring spring is plugged and electrically connected to the PCB connection pin.

9. The high current 90 degree cage spring connector of claim 8, wherein the wiring spring plate comprises a conductive spring plate, a bottom of the conductive spring plate is fixedly connected with the current guiding bar, and an opening of the conductive spring plate is clamped with the PCB connecting pin.

10. The high current 90 degree cage spring connector of claim 9, wherein said wiring spring further comprises a clamping spring, said clamping spring being located at a periphery of said conductive spring.

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