CN212810597U

CN212810597U - Multi-terminal wiring protection structure for switching power supply

Info

Publication number: CN212810597U
Application number: CN202022298142.4U
Authority: CN
Inventors: 李强; 史宗民; 蹇再
Original assignee: Chengdu Nengdun Electronic Technology Co ltd
Current assignee: Chengdu Nengdun Electronic Technology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-03-26
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a many terminals wiring protective structure for switching power supply, including the installation body, set up the mounting groove of cuboid formula on the arris of the installation body, be provided with first opening and second opening on the mounting groove respectively, be provided with a plurality of binding post in the mounting groove, still include lid subassembly and locking Assembly, the both ends of lid subassembly are the symmetry and are provided with the rotation axis, the both ends of mounting groove all be provided with rotation axis complex rotatory hole, locking Assembly includes the latch segment, the connecting rod, the slider, be provided with the slide opening on the lid subassembly, the one end of connecting rod links to each other with the slider, the slider contacts with the lid subassembly, the other end of connecting rod links to each other with the latch segment after passing the slide opening, the tip of mounting groove is provided with the latch segment complex lock hole, be provided with the clamp plate on the connecting rod, the clamp plate is fixed. This protective structure installation and dismantlement are convenient, can also fix the cable simultaneously effectually dustproof.

Description

Multi-terminal wiring protection structure for switching power supply

Technical Field

The utility model relates to a cable protective equipment technical field, in particular to multi-terminal wiring protective structure for switching power supply.

Background

In the prior art, part protective structure can not totally seal multi-terminal post, leaves a big opening (as shown in figure 1) in the place of connecting the cable, makes to be connected through bolt or buckle between protective structure and the equipment like this, and bolted connection's mode is inconvenient to protective structure's dismantlement and installation, and the mode that the buckle is connected is more convenient when the installation, but is more difficult when dismantling, causes the buckle easily to be broken.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a multi-terminal wiring protective structure for switching power supply.

The purpose of the utility model is realized through the following technical scheme:

a multi-terminal wiring protection structure for a switching power supply comprises an installation body, wherein a rectangular installation groove is formed in one edge of the installation body, a first opening and a second opening are respectively formed in the installation groove, the first opening and the second opening are in contact with each other, the first opening and the second opening are respectively arranged on two sides of the edge, a plurality of wiring terminals are arranged in the installation groove, the multi-terminal wiring protection structure further comprises a cover body assembly and locking assemblies for fixing the cover body assembly on the installation groove, the locking assemblies are symmetrically arranged at two ends of the cover body assembly, rotating shafts are symmetrically arranged at two ends of the cover body assembly, rotating holes matched with the rotating shafts are formed in two ends of the installation groove, each locking assembly comprises a locking block, a connecting rod and a sliding block, a sliding hole is formed in the cover body assembly, one end of the connecting rod is connected with the sliding block, the sliding block is in contact with the cover body assembly, the other end of the connecting rod penetrates through the sliding hole and then is connected with the locking block, the end part of the mounting groove is provided with a locking hole matched with the locking block, the connecting rod is provided with a pressing plate, and the pressing plate and the sliding block fix one end of the connecting rod in the sliding hole.

Furthermore, the locking assembly further comprises a first positioning shaft, a second positioning shaft, a fixing plate and a return spring, the first positioning shaft is arranged on the connecting rod and is connected with one end of the return spring, which is in compression, the other end of the return spring is connected with the second positioning shaft, the second positioning shaft is fixedly arranged on the fixing plate, the fixing plate is fixedly arranged on the cover body assembly, the fixing plate and the pressing plate are arranged on the same side, and the elastic direction of the return spring is the same as the length direction of the sliding hole.

Further, the cover body assembly comprises a rotating plate and a pressing plate connected with the rotating plate, the rotating plate is matched with the first opening, the pressing plate is matched with the second opening, a connecting line of the rotating plate and the pressing plate is parallel to the edge, the fixing plate and the sliding hole are both arranged on the rotating plate, and the rotating shaft is arranged at two end parts of the rotating plate and far away from the pressing plate.

Furthermore, two fixed sliding plates used for pressing the pressing plate are symmetrically arranged on two sides of the pressing plate, the fixed sliding plates are L-shaped, and the pressing plate can only move along the length direction of the sliding hole under the action of the two fixed sliding plates.

Furthermore, a sliding groove matched with the sliding block is formed in the rotating plate, and the sliding block can only move in the sliding groove along the length direction of the sliding hole.

Furthermore, a plurality of first cable fixing grooves are formed in the edge of the pressing plate, and each wiring terminal is correspondingly provided with one first cable fixing groove.

Furthermore, a cable plate is arranged at the second opening, and a plurality of second cable fixing grooves matched with the first cable fixing grooves are formed in the edge of the cable plate.

Further, an insulating bulge is arranged between every two adjacent wiring terminals.

Furthermore, a penetrating fixing hole is formed in the compression plate along the length direction of the compression plate, and a rigid plate matched with the fixing hole is arranged in the fixing hole.

Further, the rigid plate is a steel plate.

The utility model has the advantages that:

1) in the protection structure, the slide block is manually shifted, the slide block drives the locking block to move in the slide hole through the connecting rod, and the cover body assembly is fixed in the rotary hole through the rotary shaft and can rotate in the rotary hole; when the cover body assembly is disassembled, the sliding block is only required to be stirred to enable the locking block to withdraw from the locking hole, and then the cover body assembly can be rotated around the rotating shaft. The mounting or dismounting mode is very convenient, and the equipment cannot be damaged.

2) In this protective structure, still include first location axle, second location axle, fixed plate and reset spring among the locking Assembly for the latch segment can not slide in the locking hole, makes the lid subassembly be difficult to opened under natural condition.

3) In this protective structure, set up first cable fixed slot and second cable fixed slot for the end of cable is further fixed, prevents the cable fracture, sets up fixed orifices and rigidity board simultaneously, makes whole protective structure make the pressure strip be difficult to bending deformation at the in-process of fixed cable, fixed cable that can be better.

4) In this protective structure, the lid subassembly comprises rotor plate and pressure strip, makes the better cooperation with the opening of mounting groove of lid subassembly like this for the dust that the inside entering of mounting groove still less, the safety of further effectual assurance equipment.

Drawings

FIG. 1 is a prior art protective structure;

FIG. 2 is a front view of the protection structure;

FIG. 3 is a schematic top view of the protection structure;

FIG. 4 is a schematic side view of the protective structure;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 6 is a schematic view of the cross-sectional structure B-B of FIG. 4;

in the figure, 1-installation body, 2-edge, 3-installation groove, 4-first opening, 5-second opening, 6-connection terminal, 7-rotation shaft, 8-rotation hole, 9-locking block, 10-connection rod, 11-slide block, 12-slide hole, 13-locking hole, 14-pressing plate, 15-first positioning shaft, 16-second positioning shaft, 17-fixing plate, 18-reset spring, 19-rotation plate, 20-pressing plate, 21-fixing slide plate, 22-slide groove, 23-first cable fixing groove, 24-cable plate, 25-second cable fixing groove, 26-insulation bulge, 27-fixing hole and 28-rigid plate.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

a multi-terminal wiring protection structure for a switching power supply comprises a mounting body 1, a rectangular mounting groove 3 is formed in one edge 2 of the mounting body 1, a first opening 4 and a second opening 5 are respectively formed in the mounting groove 3, the first opening 4 and the second opening 5 are in contact with each other, the first opening 4 and the second opening 5 are respectively arranged on two sides of the edge 2, a plurality of wiring terminals 6 are arranged in the mounting groove 3, the multi-terminal wiring protection structure further comprises a cover body assembly and locking assemblies for fixing the cover body assembly on the mounting groove 3, the locking assemblies are symmetrically arranged at two ends of the cover body assembly, rotating shafts 7 are symmetrically arranged at two ends of the cover body assembly, rotating holes 8 matched with the rotating shafts 7 are formed in two ends of the mounting groove 3, each locking assembly comprises a locking block 9, a connecting rod 10 and a sliding block 11, a sliding hole 12 is formed in the cover body assembly, one end of the connecting rod 10, the sliding block 11 contacts with the cover body assembly, the other end of the connecting rod 10 passes through the sliding hole 12 and then is connected with the locking block 9, the end part of the mounting groove 3 is provided with a locking hole 13 matched with the locking block 9, the connecting rod 10 is provided with a pressing plate 14, and the pressing plate 14 and the sliding block 11 fix one end of the connecting rod 10 in the sliding hole 12. Wherein the first opening 4 and the second opening 5 of the mounting groove 3 are respectively arranged at two sides of the edge 2, and the first opening 4 and the second opening 5 are perpendicular to each other, so that the rotating plate 19 and the pressing plate 20 on the cover body assembly are also perpendicular to each other. The cross section of the connecting rod 10 is rectangular, and two side surfaces of the rectangle and two side surfaces of the slide hole 12 are in contact with each other, so that the connecting rod 10 can only slide in the length direction of the slide hole 12 in the slide hole 12 without rotating. The slide block 11 is arranged at the outer side end of the slide hole 12, the press plate 14 is arranged at the inner side end of the slide hole 12, and under the action of the slide block 11 and the press plate 14, the connecting rod 10 is limited in the slide hole 12 and can only slide along the length direction of the slide hole 12. The cross-section of the locking block 9 is circular, and the locking hole 13 is also circular and matched with the locking block 9. In the protection structure, a sliding block 11 is manually shifted, the sliding block 11 drives a locking block 9 to move in a sliding hole 12 through a connecting rod 10, a cover body assembly is fixed in a rotating hole 8 through a rotating shaft 7 and can rotate in the rotating hole 8, the cover body assembly can rotate around the rotating shaft 7 when being installed, and when the locking block 9 is matched with a locking hole 13, the sliding block 11 is shifted to move towards the locking hole 13 side at the end part of an installation groove 3 so that the locking block 9 enters the locking hole 13, and therefore the cover body assembly can be fixed; when the cover body assembly is disassembled, the cover body assembly can be rotated around the rotating shaft 7 only by stirring the movable slide block 11 to enable the locking block 9 to withdraw from the locking hole 13. The mounting or dismounting mode is very convenient, and the equipment cannot be damaged.

Preferably, the locking assembly further comprises a first positioning shaft 15, a second positioning shaft 16, a fixing plate 17 and a return spring 18, the first positioning shaft 15 is arranged on the connecting rod 10 and connected with one end of the return spring 18 which is in compression, the other end of the return spring 18 is connected with the second positioning shaft 16, the second positioning shaft 16 is fixedly arranged on the fixing plate 17, the fixing plate 17 is fixedly arranged on the cover assembly, the fixing plate 17 is arranged on the same side of the pressing plate 14, and the elastic direction of the return spring 18 is the same as the length direction of the sliding hole 12. When the cover body assembly is installed on the installation groove 3, the locking block 9 can not slide in the locking hole 13, so that the cover body assembly is not easy to open in a natural state.

The cover body assembly comprises a rotating plate 19 and a pressing plate 20 connected with the rotating plate 19, the rotating plate 19 is matched with the first opening 4, the pressing plate 20 is matched with the second opening 5, a connecting line of the rotating plate 19 and the pressing plate 20 is parallel to the edge 2, the fixing plate 17 and the sliding hole 12 are arranged on the rotating plate 19, and the rotating shafts 7 are arranged at two end parts of the rotating plate 19 and far away from the pressing plate 20. The lid subassembly comprises rotor plate 19 and pressure strip 20, makes the better cooperation with the opening of mounting groove 3 of lid subassembly like this for the inside dust that gets into of mounting groove still less, prevents that inside dust is too much to cause the potential safety hazard, further effectual assurance equipment's safety like this.

Preferably, two fixed sliding plates 21 for pressing the pressure plate 14 are symmetrically arranged on two sides of the pressure plate 14, the fixed sliding plates 21 are L-shaped, and the pressure plate 14 can only move along the length direction of the sliding hole 12 under the action of the two fixed sliding plates 21. The fixed slide plate 21 is arranged so that the pressure plate 14 can only slide along the length direction of the slide hole 12, and the connecting rod 10 is prevented from swinging.

Preferably, the rotating plate 19 is provided with a sliding slot 22 engaged with the slider 11, and the slider 11 can move in the sliding slot 22 only along the length direction of the sliding hole 12. The sliding groove 22 reduces the protrusion of the sliding block 11 outside the rotating plate 19, preventing the sliding block 11 from easily touching and releasing the locking block 9 from the locking hole 13, thereby opening the cover assembly.

Preferably, a plurality of first cable fixing grooves 23 are formed at the edge of the pressing plate 20, and one first cable fixing groove 23 is formed at each connection terminal 6. A cable plate 24 is arranged at the second opening 5, and a plurality of second cable fixing grooves 25 matched with the first cable fixing grooves 23 are arranged on the edge of the cable plate 24. A first cable fixing groove 23 and a second cable fixing groove 24 are provided so that the ends of the cables are further fixed to prevent the cables from being broken.

Preferably, an insulating protrusion 26 is disposed between two adjacent connection terminals 6. The provision of the insulating projections 26 prevents the wiring between two adjacent terminals from coming too close together, which could cause a short circuit in the cable and an accident.

Preferably, the pressing plate 20 is provided with a fixing hole 27 penetrating along the length direction of the pressing plate 20, and the fixing hole 27 is provided with a rigid plate 28 engaged with the fixing hole 27. The rigid plate 28 is a steel plate. The fixing holes 27 and the rigid plate 28 are arranged, so that the pressing plate is not easy to bend and deform in the process of fixing the cable by the whole protection structure, and the cable can be better fixed.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a many terminals wiring protective structure for switching power supply, includes installation body (1), set up rectangular body's mounting groove (3) on arris (2) of installation body (1), be provided with first opening (4) and second opening (5) on mounting groove (3) respectively, first opening (4) with second opening (5) contact each other just first opening (4) with second opening (5) set up respectively the both sides of arris (2), be provided with a plurality of binding post (6), its characterized in that in mounting groove (3): the cover body assembly is symmetrically arranged at two ends of the cover body assembly, rotating shafts (7) are symmetrically arranged at two ends of the cover body assembly, rotating holes (8) matched with the rotating shafts (7) are formed in two ends of the mounting groove (3), the locking assembly comprises locking blocks (9), connecting rods (10) and a sliding block (11), sliding holes (12) are formed in the cover body assembly, one end of each connecting rod (10) is connected with the corresponding sliding block (11), the sliding block (11) is in contact with the cover body assembly, the other end of each connecting rod (10) penetrates through the corresponding sliding hole (12) and then is connected with the corresponding locking block (9), and locking holes (13) matched with the locking blocks (9) are formed in the end portion of the mounting groove (3), a pressing plate (14) is arranged on the connecting rod (10), and one end of the connecting rod (10) is fixed in the sliding hole (12) through the pressing plate (14) and the sliding block (11).

2. The multi-terminal wiring protection structure for the switching power supply according to claim 1, wherein: locking Assembly still includes first locating shaft (15), second locating shaft (16), fixed plate (17) and reset spring (18), first locating shaft (15) set up on connecting rod (10) and with be in the compression reset spring (18)'s one end links to each other, reset spring (18) the other end with second locating shaft (16) link to each other, second locating shaft (16) are fixed to be set up fixed plate (17), fixed plate (17) are fixed to be set up on the lid subassembly, fixed plate (17) with clamp plate (14) homonymy sets up, reset spring (18) the elasticity direction with the length direction of slide opening (12) is the same.

3. The multi-terminal wiring protection structure for the switching power supply according to claim 2, wherein: the cover body assembly comprises a rotating plate (19) and a pressing plate (20) connected with the rotating plate (19), the rotating plate (19) is matched with the first opening (4), the pressing plate (20) is matched with the second opening (5), a connecting line of the rotating plate (19) and the pressing plate (20) is parallel to the edge (2), the fixing plate (17) and the sliding hole (12) are arranged on the rotating plate (19), and the rotating shaft (7) is arranged at two end parts of the rotating plate (19) and far away from the pressing plate (20).

4. The multi-terminal wiring protection structure for the switching power supply according to claim 3, wherein: the two sides of the pressing plate (14) are symmetrically provided with two fixed sliding plates (21) used for pressing the pressing plate (14), the fixed sliding plates (21) are L-shaped, and the pressing plate (14) can only move along the length direction of the sliding hole (12) under the action of the two fixed sliding plates (21).

5. The multi-terminal wiring protection structure for the switching power supply according to claim 3, wherein: the rotating plate (19) is provided with a sliding groove (22) matched with the sliding block (11), and the sliding block (11) can only move in the sliding groove (22) along the length direction of the sliding hole (12).

6. The multi-terminal wiring protection structure for the switching power supply according to claim 3, wherein: a plurality of first cable fixing grooves (23) are formed in the edge of the pressing plate (20), and each wiring terminal (6) is correspondingly provided with one first cable fixing groove (23).

7. The multi-terminal wiring protection structure for the switching power supply according to claim 6, wherein: a cable plate (24) is arranged at the second opening (5), and a plurality of second cable fixing grooves (25) matched with the first cable fixing grooves (23) are formed in the edge of the cable plate (24).

8. The multi-terminal wiring protection structure for the switching power supply according to claim 1, wherein: an insulating bulge (26) is arranged between every two adjacent wiring terminals (6).

9. The multi-terminal wiring protection structure for the switching power supply according to claim 3, wherein: a penetrating fixing hole (27) is formed in the pressing plate (20) along the length direction of the pressing plate (20), and a rigid plate (28) matched with the fixing hole (27) is arranged in the fixing hole (27).

10. The multi-terminal wiring protection structure for the switching power supply according to claim 9, wherein: the rigid plate (28) is a steel plate.