CN213426660U

CN213426660U - Switching power supply shell with buffer protection function

Info

Publication number: CN213426660U
Application number: CN202022689057.0U
Authority: CN
Inventors: 陈小春
Original assignee: Changzhou Jinluan Metal Products Co ltd
Current assignee: Changzhou Jinluan Metal Products Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-11
Anticipated expiration: 2030-11-19

Abstract

The utility model relates to the technical field of switch power supply shells, and discloses a switch power supply shell with a buffer protection function; the switch power supply shell with the buffer protection function comprises a buffer mechanism, an anti-collision mechanism, a protective shell and a switch door, wherein the switch door is hinged to the front side of the protective shell, the anti-collision mechanism is uniformly distributed on the surface of the switch door, and the buffer mechanism is positioned on the surfaces of the protective shell and the switch door; buffer gear includes buckle and mounting panel, the mounting panel is "U" shape, the concave surface of mounting panel is rotated and is connected with the telescopic tube, the telescopic tube inner chamber fixedly connected with telescopic spring seat, the utility model discloses can effectively avoid when closing the switch door, because of too big or other outside reasons of strength, lead to the switch door to cross the commentaries on classics to damage the switch element of protecting sheathing inner chamber, and can effectively avoid the outer wall striking to cause the condition that switching power supply shell damaged.

Description

Switching power supply shell with buffer protection function

Technical Field

The utility model belongs to the technical field of the switching power supply shell, specifically be a switching power supply shell with buffering protect function.

Background

The switching power supply is a power supply which utilizes modern power electronic technology to control the on-off time ratio of a switching tube and maintain stable output voltage, and generally consists of a Pulse Width Modulation (PWM) control IC and a MOSFET.

The switch power supply shell is required to be arranged outside the switch power supply for protection, when the existing switch power supply shell is closed, the switch door is likely to rotate excessively due to overlarge force or other external reasons, so that a switch element in an inner cavity of the protection shell is damaged, and the existing switch power supply shell cannot absorb shock well when being impacted, so that the condition that the internal switch power supply is damaged is likely to occur; therefore, improvements are now needed in view of the current situation.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a switching power supply shell with buffering protect function, the effectual switching power supply outside of having solved need set up switching power supply shell and protect, current switching power supply shell is closing the door when the operation, probably because too big or other external reason of strength, lead to the switch door to cross the commentaries on classics to damage the switch element of protecting sheathing inner chamber, and current switching power supply shell can not be fine when receiving the striking shock attenuation, probably lead to the problem of the condition of inside switching power supply damage.

In order to achieve the above object, the utility model provides a following technical scheme: a switching power supply shell with a buffer protection function comprises a buffer mechanism, an anti-collision mechanism, a protective shell and a switching door, wherein the switching door is hinged to the front side of the protective shell, the anti-collision mechanism is uniformly distributed on the surface of the switching door, and the buffer mechanism is positioned on the surfaces of the protective shell and the switching door;

the buffer mechanism comprises a buckle and a mounting plate, the mounting plate is U-shaped, a concave surface of the mounting plate is rotatably connected with a telescopic sleeve, an inner cavity of the telescopic sleeve is fixedly connected with a telescopic spring seat, the top of the telescopic spring seat is fixedly connected with a telescopic rod, the top of the telescopic rod is rotatably connected with a steering sheet, the top of the steering sheet is rotatably connected with a rotating wheel, and the rotating wheel is matched with the buckle;

anticollision institution includes buffer board and fixed block, fixed block fixed connection be in the inner chamber front side of buffer board, the damping spring that buffer board inner chamber front side fixedly connected with bilateral symmetry set up, the equal fixedly connected with connecting rod in two damping spring opposite sides, two connecting rod rear ends all rotate and are connected with the slider, two connecting rod front ends all rotate and connect the surface of fixed block.

Preferably, the bottom of the telescopic sleeve is fixedly connected with a mounting seat, a through mounting hole is formed in the surface of the mounting seat, a matching hole is formed in the position corresponding to the mounting hole of the mounting plate, and a rotating shaft is inserted into the inner cavity of the mounting hole of the matching hole.

Preferably, the top of the telescopic rod is provided with a fixing hole, and an inner cavity of the fixing hole is rotatably connected with a damping rotating shaft.

Preferably, the surface of the switch door is provided with evenly distributed sliding grooves, and the sliding block is connected to the inner cavity of the sliding grooves in a sliding mode.

Preferably, the material of buffer board is the yielding rubber board, the buffer board surface is provided with evenly distributed's buffering gas pocket.

Preferably, the surface of the switch door is provided with air holes which are uniformly distributed, and the surface of the switch door is provided with an observation window.

Compared with the prior art, the beneficial effects of the utility model are that: 1. when the rotating wheel at the buffering mechanism contacts the buckle, the rotating wheel is limited so as to drive the steering sheet to steer, and when the steering sheet steers, a pressure is applied downwards to drive the telescopic spring seat to compress downwards, and the rotating wheel is blocked in the buckle due to the resilience force of the telescopic spring seat, so that the phenomenon that the door is opened and closed to rotate excessively due to overlarge force or other external reasons when the door is closed, and the switch element in the inner cavity of the protective shell is damaged can be effectively avoided;

2. when external force strikes the switch door, the damping spring of anticollision institution department compresses because of this impact to drive the connecting rod and slide, because damping spring's resilience force, apply an opposite power to the connecting rod, offset the impact from this, thereby reach absorbing effect, can effectively avoid the outer wall striking to cause the condition that switching power supply shell damaged.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

fig. 2 is a schematic sectional structural view of the buffering mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the anti-collision mechanism of the present invention;

in the figure: 100. a buffer mechanism; 200. an anti-collision mechanism; 300. a protective housing; 400. opening and closing the door; 500. air holes are formed; 600. an observation window; 101. buckling; 102. mounting a plate; 103. a telescopic sleeve; 104. a telescopic rod; 105. a mounting seat; 106. a telescopic spring seat; 107. a turning piece; 108. a damping rotating shaft; 109. a rotating wheel; 201. a buffer plate; 202. a damping spring; 203. a fixed block; 204. a connecting rod; 205. a slider; 401. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

Referring to fig. 1, a switching power supply housing with a buffer protection function includes a buffer mechanism 100, a collision avoidance mechanism 200, a protection housing 300, and a switch door 400.

Referring to fig. 1, the opening and closing door 400 is hinged to the front side of the protective casing 300, the impact protection mechanisms 200 are uniformly distributed on the surface of the opening and closing door 400, and the buffer mechanisms 100 are located on the surfaces of the protective casing 300 and the opening and closing door 400.

Referring to fig. 1-2, the buffer mechanism 100 includes a buckle 101 and a mounting plate 102, the mounting plate 102 is U-shaped, a concave surface of the mounting plate 102 is rotatably connected with a telescopic sleeve 103, an inner cavity of the telescopic sleeve 103 is fixedly connected with a telescopic spring seat 106, a telescopic rod 104 is fixedly connected with the top of the telescopic spring seat 106, the top of the telescopic rod 104 is rotatably connected with a steering sheet 107, the top of the steering sheet 107 is rotatably connected with a rotating wheel 109, and the rotating wheel 109 is matched with the buckle 101; the bottom of the telescopic sleeve 103 is fixedly connected with an installation seat 105, a through installation hole is formed in the surface of the installation seat 105, a matching hole is formed in the corresponding position of the installation plate 102 and the installation hole, and a rotating shaft is inserted in the matching hole and the inner cavity of the installation hole; a fixing hole is formed in the top of the telescopic rod 104, and an inner cavity of the fixing hole is rotatably connected with a damping rotating shaft 108;

when the runner 109 at the buffering mechanism 100 contacts the buckle 101, the runner 107 is driven to turn by a limit position, and when the runner 107 turns, a pressure is applied downwards to drive the telescopic spring seat 106 to compress downwards, due to the resilience of the telescopic spring seat 106, the runner 109 is blocked in the buckle 101, and the phenomenon that the switch door 400 is rotated excessively due to too large force or other external reasons when the switch door 400 is closed can be effectively avoided, so that the switch element in the inner cavity of the protective housing 300 is damaged.

Referring to fig. 3, the anti-collision mechanism 200 includes a buffer plate 201 and a fixed block 203, the fixed block 203 is fixedly connected to the front side of the inner cavity of the buffer plate 201, the damping springs 202 are symmetrically arranged on the left and right sides of the inner cavity of the buffer plate 201, the opposite sides of the two damping springs 202 are fixedly connected to connecting rods 204, the rear ends of the two connecting rods 204 are rotatably connected to a slider 205, and the front ends of the two connecting rods 204 are rotatably connected to the surface of the fixed block 203; the surface of the switch door 400 is provided with evenly distributed sliding grooves 401, and the sliding block 205 is connected with the inner cavity of the sliding grooves 401 in a sliding manner; the buffer plate 201 is made of a damping rubber plate, and buffer air holes are uniformly distributed on the surface of the buffer plate 201;

when external force strikes the switch door 400, the damping spring 202 at the anti-collision mechanism 200 is compressed by the striking force, so that the connecting rod 204 is driven to slide, and due to the resilience force of the damping spring 202, an opposite force is applied to the connecting rod 204, so that the striking force is offset, and the damping effect is achieved.

Referring to fig. 1, the surface of the switch door 400 is provided with uniformly distributed ventilation holes 500, and the surface of the switch door 400 is provided with an observation window 600.

The design of the air holes 500 can facilitate heat dissipation of internal switching elements, and the design of the observation window 600 can facilitate observation of internal conditions of the switching power supply shell.

The working principle is as follows: when the anti-collision mechanism is used, the buckle 101 is installed on the protective shell 300, the installation plate 102 is installed on the switch door 400 corresponding to the buckle 101, when the switch door 400 is closed, the rotating wheel 109 at the position of the buffer mechanism 100 is limited when contacting the buckle 101, so as to drive the steering sheet 107 to steer, when the steering sheet 107 steers, a pressure is applied downwards to drive the telescopic spring seat 106 to compress downwards, due to the resilience of the telescopic spring seat 106, the rotating wheel 109 is clamped in the buckle 101, so that the phenomenon that the switch door 400 is over-rotated due to excessive force or other external reasons when the switch door 400 is closed, so as to damage a switch element in an inner cavity of the protective shell 300 can be effectively avoided, when the door needs to be opened, the rotating wheel 109 can be driven to leave the buckle 101 only by applying the pressure outwards, and when external force impacts the switch door 400, the damping spring 202 at the anti-collision mechanism 200 is compressed due to the impact force, thereby drive connecting rod 204 and slide, because damping spring 202's resilience force, exert an opposite power to connecting rod 204, offset the impact force from this to reach absorbing effect, can effectively avoid the outer wall striking to cause the condition that switching power supply shell damaged, with the inside switching element of protection, the inside switching element of design can be convenient for of bleeder vent 500 dispels the heat, the inside condition of observation switching power supply shell can be convenient for to the design of observation window 600.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a switching power supply shell with buffering protect function, includes buffer gear (100), anticollision institution (200), protecting sheathing (300) and switch door (400), its characterized in that: the switch door (400) is hinged to the front side of the protective shell (300), the anti-collision mechanisms (200) are uniformly distributed on the surface of the switch door (400), and the buffer mechanisms (100) are positioned on the surfaces of the protective shell (300) and the switch door (400);

the buffer mechanism (100) comprises a buckle (101) and a mounting plate (102), the mounting plate (102) is U-shaped, a concave surface of the mounting plate (102) is rotatably connected with a telescopic sleeve (103), an inner cavity of the telescopic sleeve (103) is fixedly connected with a telescopic spring seat (106), the top of the telescopic spring seat (106) is fixedly connected with a telescopic rod (104), the top of the telescopic rod (104) is rotatably connected with a steering sheet (107), the top of the steering sheet (107) is rotatably connected with a rotating wheel (109), and the rotating wheel (109) is matched with the buckle (101);

anticollision institution (200) are including buffer board (201) and fixed block (203), fixed block (203) fixed connection be in the inner chamber front side of buffer board (201), damping spring (202) that buffer board (201) inner chamber front side fixedly connected with bilateral symmetry set up, two damping spring (202) equal fixedly connected with connecting rod (204) in opposite side, two connecting rod (204) rear end all rotate and are connected with slider (205), two connecting rod (204) front end all rotate and connect the surface of fixed block (203).

2. The switch power supply shell with the buffer protection function according to claim 1, characterized in that: the telescopic sleeve (103) bottom fixedly connected with mount pad (105), the mounting hole that runs through is seted up on mount pad (105) surface, mounting panel (102) with the mounting hole position department of correspondence has seted up the mating holes, the mating holes with the inner chamber of mounting hole is pegged graft and is had the pivot.

3. The switch power supply shell with the buffer protection function according to claim 1, characterized in that: the top of the telescopic rod (104) is provided with a fixing hole, and an inner cavity of the fixing hole is rotatably connected with a damping rotating shaft (108).

4. The switch power supply shell with the buffer protection function according to claim 1, characterized in that: the surface of the switch door (400) is provided with evenly distributed sliding grooves (401), and the sliding block (205) is connected to the inner cavity of the sliding grooves (401) in a sliding mode.

5. The switch power supply shell with the buffer protection function according to claim 1, characterized in that: the material of buffer board (201) is the yielding rubber board, buffer board (201) surface is provided with evenly distributed's buffering gas pocket.

6. The switch power supply shell with the buffer protection function according to claim 1, characterized in that: the surface of the switch door (400) is provided with air holes (500) which are uniformly distributed, and the surface of the switch door (400) is provided with an observation window (600).