CN210041623U

CN210041623U - DC power supply device with low ripple noise

Info

Publication number: CN210041623U
Application number: CN201920835622.4U
Authority: CN
Inventors: 杨迎春
Original assignee: Suzhou Exhibition Electronic Technology Co Ltd
Current assignee: Suzhou Exhibition Electronic Technology Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-02-07
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a DC power supply device with low ripple noise in the technical field of DC power supply, which comprises a DC power supply main body, wherein the right side of the top of the DC power supply main body is hinged with a matched cover plate, a rubber pad is fixedly arranged at the bottom of the DC power supply main body, a base is fixedly arranged at the bottom of the rubber pad, assembling grooves are symmetrically arranged at the front side and the rear side of the bottom of the base, when the DC power supply main body moves for a long distance, the U-shaped seat is driven to move downwards by rotating the adjusting screw rods at the front side and the rear side, so that the moving wheel is contacted with the ground, and can move and carry through the moving wheel, and simultaneously, the received shock force can be buffered through the rubber pad in the moving process, thereby ensuring the moving safety, after the DC power supply main body moves to a designated position, the adjusting screw rods can be reversely rotated, ensuring the stability of placement.

Description

DC power supply device with low ripple noise

Technical Field

The utility model relates to a DC power supply technical field specifically is a DC power supply device with low ripple noise.

Background

Present low ripple noise DC power supply unit causes the damage to DC power supply unit in order to avoid vibrations greatly, most can be provided with rubber pad and base in DC power supply unit bottom, though fine improvement DC power supply unit anti-seismic performance, but inconvenient carrying, carry generally to carry through the manual work, it is comparatively troublesome to carry, and intensity of labour is high, easily make DC power supply unit drop when the transport damage, some can be provided with in DC power supply unit bottom and remove wheel and brake block, although the problem of removal has been solved, but place ground through removing the wheel contact, because area of contact is little, can take place to remove when receiving slight collision when placing, it is poor to place stability, for this reason, we provide a DC power supply unit with low ripple noise.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a DC power supply device with low ripple noise to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a DC power supply device with low ripple noise, includes the DC power supply main part, DC power supply main part top right side articulates there is the assorted apron, the fixed rubber pad that is provided with in DC power supply main part bottom, the fixed base that is provided with in rubber pad bottom, the assembly groove has been seted up to side symmetry around the base bottom, and the front and back side the assembly groove inner chamber all slides and is provided with the U-shaped seat, and evenly is provided with through the pivot activity between the side inner wall around the U-shaped seat and removes the wheel, the U-shaped seat top left and right sides is all through supporting telescopic link and assembly groove tank bottom left and right sides inner wall fixed connection, U-shaped seat top central authorities are provided with adjusting screw through the bearing activity, and the adjusting screw top runs through base top and rubber pad top in.

Further, the direct current power supply main part inner wall all around is evenly vertical has seted up the forked tail and has led the radiating groove, the apron evenly is provided with the heat dissipation venthole all around, and heat dissipation venthole and forked tail lead radiating groove top one-to-one.

Further, the outer wall all around of apron all is provided with the shirt rim of downward sloping, and the shirt rim is located heat dissipation venthole top.

Furthermore, the left side and the right side of the U-shaped seat are fixedly provided with guide sliding balls, the inner wall of the left side and the inner wall of the right side of the assembly groove are provided with guide sliding grooves matched with the guide sliding balls, and the guide sliding balls are embedded into the guide sliding grooves.

Further, the top of the outer wall of the front side of the direct-current power supply main body is provided with a display screen, the outer wall of the front side of the direct-current power supply main body is uniformly provided with a knob, the knob is located on the left side of the bottom of the display screen, the outer wall of the front side of the direct-current power supply main body is uniformly provided with a connecting port, the connecting port is located on the right side of the bottom of the knob, and a switch is arranged above the connecting port.

Further, a box lock is arranged on the left side of the top of the cover plate.

Compared with the prior art, the beneficial effects of the utility model are that: when the direct current power supply main body moves for a long distance, the U-shaped seat is driven to move downwards by rotating the adjusting screw rods on the front side and the rear side, so that the moving wheel is contacted with the ground, thereby the moving wheel can move and carry, meanwhile, in the moving process, the received shock force can be buffered by the rubber pads, the moving safety is ensured, after the direct current power supply main body moves to a specified position, the adjusting screw rods can rotate reversely to drive the U-shaped seat to move upwards, the moving wheel is folded, the moving wheel is contacted with the ground by the base, the contact area is increased, the placing stability is ensured, meanwhile, the dovetail heat-conducting radiating grooves are arranged in the direct current power supply main body, the heat generated when the direct current power supply main body is used is discharged from the heat-radiating air outlet through the dovetail heat-conducting radiating grooves, the internal heat accumulation is avoided, the use of the direct current power, the maintenance efficiency is improved, and the service life is further prolonged.

Drawings

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

fig. 2 is the schematic view of the dovetail heat-dissipating groove structure of the present invention.

In the figure: 1. a DC power supply main body; 2. a cover plate; 21. a skirt edge; 22. a box lock; 3. a display screen; 4. a knob; 5. a switch; 6. a connection port; 7. a rubber pad; 8. a base; 9. assembling a groove; 10. a U-shaped seat; 11. supporting the telescopic rod; 12. a moving wheel; 13. adjusting the screw rod; 14. dovetail heat-conducting and radiating grooves; 15. and a heat dissipation air outlet.

Detailed Description

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.

Referring to fig. 1-2, the present invention provides a technical solution: a direct current power supply device with low ripple noise comprises a direct current power supply main body 1, a matched cover plate 2 is hinged on the right side of the top of the direct current power supply main body 1, electric elements in the direct current power supply main body 1 are convenient to maintain, a rubber pad 7 is fixedly arranged at the bottom of the direct current power supply main body 1, the damping capacity of the direct current power supply main body 1 is improved, the service life is prolonged, the rubber pad 7 can be fixedly connected with the direct current power supply main body 1 by adopting a screw or bolt fixing mode, a base 8 is fixedly arranged at the bottom of the rubber pad 7, assembling grooves 9 are symmetrically arranged on the front side and the rear side of the bottom of the base 8, U-shaped seats 10 are arranged in a sliding mode in inner cavities of the front and rear assembling grooves 9, moving wheels 12 are movably arranged between the front and rear inner walls of the U-shaped seats 10 through rotating shafts, the supporting telescopic rod 11 ensures the stability and the balance of the up-and-down movement of the U-shaped seat 10, the center of the top of the U-shaped seat 10 is movably provided with an adjusting screw rod 13 through a bearing, and the top end of the adjusting screw rod 13 sequentially penetrates through the top of the base 8 and the top of the rubber pad 7 and is fixedly provided with a rotating hand wheel through screws.

As shown in fig. 2: dovetail heat-conducting and radiating grooves 14 are uniformly and vertically formed in the peripheral inner wall of the direct-current power supply main body 1, heat-radiating air outlets 15 are uniformly formed in the periphery of the cover plate 2, the heat-radiating air outlets 15 correspond to the top ends of the dovetail heat-conducting and radiating grooves 14 one by one, and heat in the direct-current power supply main body 1 can be conveniently discharged outwards through the dovetail heat-conducting and radiating grooves 14 and the heat-radiating air outlets 15;

as shown in fig. 1: the peripheral outer walls of the cover plate 2 are provided with downward-inclined skirt edges 21, the skirt edges 21 are convenient for a user to grab for short-distance movement, and the skirt edges 21 are positioned above the heat dissipation air outlet holes 15;

as shown in fig. 1: the left side and the right side of the U-shaped seat 10 are both fixedly provided with guide sliding balls, the inner walls of the left side and the right side of the assembly groove 9 are both provided with guide sliding chutes matched with the guide sliding balls, the guide sliding balls are embedded into the guide sliding chutes, and the U-shaped seat 10 is driven by the adjusting screw 13 to rotate while the U-shaped seat 10 is more stable up and down due to the cooperation of the guide sliding balls and the guide sliding chutes;

as shown in fig. 1: the display screen 3 is arranged on the top of the outer wall of the front side of the direct-current power supply main body 1, the knob 4 is uniformly arranged on the outer wall of the front side of the direct-current power supply main body 1, the knob 4 is positioned on the left side of the bottom of the display screen 3, the connecting port 6 is uniformly arranged on the outer wall of the front side of the direct-current power supply main body 1, the connecting port 6 is positioned on the right side of the bottom of the knob 4, the switch 5 is arranged above the connecting port 6, the display screen 3, the knob 4, the connecting port 6 and the switch 5 are all in the prior art, and certainly, the direct-current power supply main body 1 also comprises other structures, which;

as shown in fig. 1: 2 top left sides of apron are provided with case lock 22, and case lock 22 is prior art to there have been diversified ripe product on the market the utility model discloses can lock apron 2 and DC power supply main part 1 and all can use together, here, do not specifically prescribe a limit.

Example (b): when the direct current power supply main body 1 moves for a long distance, the U-shaped seat 10 is driven to move downwards by rotating the adjusting screw rods 13 at the front side and the rear side, so that the moving wheel 12 is contacted with the ground, thereby the moving wheel 12 can move and carry, in the moving process, the received vibration force can be buffered by the rubber pad 7, after the direct current power supply main body 1 moves to a specified position, the adjusting screw rods 13 which can rotate reversely can drive the U-shaped seat 10 to move upwards, the moving wheel 12 is folded, the base 8 is contacted with the ground, the contact area is improved, the placing stability is ensured, meanwhile, the rubber pad 7 greatly improves the shock resistance of the direct current power supply main body 1, the service life of the direct current power supply main body 1 is prolonged, meanwhile, the dovetail heat dissipation groove 14 is arranged in the direct current power supply main body 1, the heat when the direct current power supply main body 1 is used is discharged from the, affecting the use of the dc power supply body 1.

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 direct-current power supply device with low ripple noise, comprising a direct-current power supply main body (1), characterized in that: the right side of the top of the direct current power supply main body (1) is hinged with a matched cover plate (2), a rubber pad (7) is fixedly arranged at the bottom of the direct current power supply main body (1), a base (8) is fixedly arranged at the bottom of the rubber pad (7), assembling grooves (9) are symmetrically arranged at the front side and the rear side of the bottom of the base (8), and the inner cavities of the assembly grooves (9) at the front side and the rear side are both provided with U-shaped seats (10) in a sliding way, and movable wheels (12) are uniformly and movably arranged between the inner walls of the front side and the rear side of the U-shaped seat (10) through a rotating shaft, the left side and the right side of the top of the U-shaped seat (10) are fixedly connected with the inner walls of the left side and the right side of the bottom of the assembly groove (9) through supporting telescopic rods (11), an adjusting screw (13) is movably arranged at the center of the top of the U-shaped seat (10) through a bearing, and the top end of the adjusting screw rod (13) sequentially penetrates through the top of the base (8) and the top of the rubber pad (7) and is fixedly provided with a rotating hand wheel through a screw.

2. A dc power supply device with low ripple noise according to claim 1, wherein: the direct current power supply is characterized in that dovetail heat-conducting and radiating grooves (14) are uniformly and vertically formed in the peripheral inner wall of the direct current power supply main body (1), heat-radiating air outlets (15) are uniformly formed in the peripheral edge of the cover plate (2), and the heat-radiating air outlets (15) are in one-to-one correspondence with the top ends of the dovetail heat-conducting and radiating grooves (14).

3. A dc power supply device with low ripple noise according to claim 2, wherein: the outer wall all around of apron (2) all is provided with downward sloping shirt rim (21), and shirt rim (21) are located heat dissipation venthole (15) top.

4. A dc power supply device with low ripple noise according to claim 1, wherein: the left side and the right side of the U-shaped seat (10) are fixedly provided with guide sliding balls, the inner wall of the left side and the right side of the assembly groove (9) is provided with guide sliding grooves matched with the guide sliding balls, and the guide sliding balls are embedded into the guide sliding grooves.

5. A dc power supply device with low ripple noise according to claim 1, wherein: the display screen (3) are arranged on the top of the outer wall of the front side of the direct-current power supply main body (1), the knob (4) is evenly arranged on the outer wall of the front side of the direct-current power supply main body (1), the knob (4) is located on the left side of the bottom of the display screen (3), the connecting port (6) is evenly arranged on the outer wall of the front side of the direct-current power supply main body (1), the connecting port (6) is located on the right side of the bottom of the knob (4), and the switch (5) is arranged above the connecting port (6).

6. A dc power supply device with low ripple noise according to claim 1, wherein: and a box lock (22) is arranged on the left side of the top of the cover plate (2).