CN216600523U

CN216600523U - Variable frequency power supply installation box

Info

Publication number: CN216600523U
Application number: CN202123312102.1U
Authority: CN
Inventors: 薛生安
Original assignee: Guangzhou Minhong Electronics Co ltd
Current assignee: Guangzhou Minhong Electronics Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-24
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a variable frequency power supply installation box, which relates to the technical field of power supply devices and comprises a box body, a base, a power supply and a box cover, wherein the box body is arranged on the top wall of the base, the top of the box body is rotatably provided with the box cover, meanwhile, a plurality of groups of clamping mechanisms are arranged on the inner wall of the box body, the clamping mechanisms complete the clamping of the power supply, and a pressing mechanism is arranged on the bottom wall of the box cover, the top wall of the base is provided with a groove, two motors are arranged on the bottom wall of the groove, a fan is arranged on the output shaft of the motor, a pair of air inlet holes are symmetrically arranged on the left side wall and the right side wall of the groove, a third filter screen is arranged outside the air inlet holes, wherein the bottom wall of the box body is provided with an air guide hole which is positioned above the motor, a first filter screen is arranged above the air guide hole, two groups of air outlet holes are arranged inside the box cover, and a second filter screen is arranged outside the air outlet holes, exhaust hole and air guide hole crisscross setting for gaseous fully flowing in the box, the radiating effect is higher.

Description

Variable frequency power supply installation box

Technical Field

The utility model relates to a power supply unit technical field specifically is a variable frequency power supply install bin.

Background

The variable frequency power supply outputs pure sine waves by alternating current in commercial power through AC → DC → AC conversion, the output frequency and voltage can be adjusted within a certain range, the variable frequency power supply is different from a variable frequency speed regulation controller for motor speed regulation and also different from a power module of a common variable frequency power supply, the heat generated by continuous operation of the variable frequency power supply must be discharged in time, if the heat in the variable frequency power supply cannot be discharged in time, the variable frequency power supply cannot work, but the heat dissipation effect of the existing variable frequency power supply installation box is poor, and therefore the variable frequency power supply installation box is provided to solve the problems.

Disclosure of Invention

To the problem that exists among the prior art, the utility model aims to provide a variable frequency power supply install bin, the radiating effect is better.

In order to achieve the above object, the utility model provides a following technical scheme: including box, base, power and case lid, wherein the box is installed on the roof of base to the top of box is rotated and is installed the case lid, installs multiunit fixture on the inner wall of box simultaneously, and fixture accomplishes the centre gripping to the power, and installs the mechanism of pushing down on the diapire of case lid, seted up the recess on the roof of base, install two motors on the diapire of recess, install the fan on the output shaft of motor, and the symmetry has seted up a pair of inlet port on the wall of the left and right sides of recess, and filter screen three is installed in the outside of inlet port, wherein has seted up the air guide hole on the diapire of box, and the air guide hole is located the top of motor, and filter screen one is installed to the top of air guide hole, and two sets of exhaust holes have been seted up to the inside of case lid, and filter screen two are installed in the outside in the exhaust hole, and air guide hole crisscross setting.

As a further aspect of the present invention: the pressing mechanism comprises a pressing plate and a connecting rod, wherein two groups of sliding rails are mounted at the top of the pressing plate, two sliding blocks are slidably mounted at the tops of the sliding rails, the connecting rod is rotatably mounted at the tops of the sliding blocks, the other end of the connecting rod is mounted on the top wall of the box cover, a connecting spring is mounted in the middle of the connecting rod, and the other end of the connecting spring is mounted on the bottom wall of the box cover.

As a further aspect of the present invention: fixture includes guard plate and buffer spring, and wherein the guard plate is kept away from a side wall mounting of power and is equipped with multiunit buffer spring, and buffer spring's the other end is installed on the roof of bottom plate, and the bottom plate is installed on the diapire of box to buffer spring's inside is provided with the telescopic link, and the both ends of telescopic link are installed on the lateral wall of guard plate and bottom plate.

As a further aspect of the present invention: the side wall around the base is internally provided with a circle of side groove, wherein the bottom of the box body is buckled and installed in the side groove, a plurality of groups of first threaded holes are formed in the outer wall of the base, which is close to the side groove, and meanwhile, threaded holes are symmetrically formed in the side groove, and the first threaded holes and the second threaded holes are connected together through connecting bolts.

As a further aspect of the present invention: the bottom of box is installed there are the multiunit supporting shoe to install the multiunit stand on the diapire of recess, stand and supporting shoe symmetry set up, wherein seted up multiunit spacing groove on the roof of stand, the supporting shoe inserts the spacing inslot.

As a further aspect of the present invention: and a handle is arranged on the top wall of the box cover.

Due to the adoption of the technical scheme, the utility model discloses following superiority has: the utility model discloses be provided with the base, the box passes through connecting bolt and installs the top at the base, and set up flutedly at the top of base, install the fan on the diapire of recess, carry out supplementary heat dissipation to the box through the fan, make gas fully flow in the box, the radiating effect is higher, when needs are changed or are maintained the fan, dismantle connecting bolt, can dismantle the case box, it is more convenient to maintain, and the supporting shoe can support the box, raise the gas guide hole, guarantee the smooth and easy nature of gas flow, satisfy the heat dissipation demand of different situation, the practicality is stronger.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the pressing mechanism of the present invention.

Fig. 3 is a schematic structural diagram of the clamping mechanism of the present invention.

Fig. 4 is a partial enlarged view of the position a of the present invention.

As shown in the figure: 1. the box body, 2, a base, 3, a power supply, 4, a box cover, 5, a clamping mechanism, 6, a pressing mechanism, 7, a motor, 8, an air guide hole, 9, a first filter screen, 10, an exhaust hole, 11, a second filter screen, 12, a groove, 13, a pressing plate, 14, a connecting rod, 15, a sliding block, 16, a sliding rail, 17, a connecting spring, 18, a handle, 19, a protection plate, 20, a buffer spring, 21, a bottom plate, 22, an expansion rod, 23, an air inlet hole, 24, a third filter screen, 25, a connecting bolt, 26, a side groove, 27, an upright post, 28, a supporting block, 29, a limiting groove, 30 and a fan.

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. 1-4, in an embodiment of the present invention, a variable frequency power supply installation box includes a box body 1, a base 2, a power supply 3, and a box cover 4, wherein the box body 1 is installed on a top wall of the base 2, and the top of the box body 1 is rotatably installed with the box cover 4, the box body 1 is shielded and sealed by the box cover 4, meanwhile, a plurality of sets of clamping mechanisms 5 are installed on an inner wall of the box body 1, the clamping mechanisms 5 complete clamping of the power supply 3, a pressing mechanism 6 is installed on a bottom wall of the box cover 4, a bottom of the pressing mechanism 6 completes pressing the top of the power supply 3, so that the power supply 3 is firmly installed in the box body 1, a groove 12 is opened on the top wall of the base 2, two motors 7 are installed on a bottom wall of the groove 12, a fan 30 is installed on an output shaft of the motor 7, a pair of air inlet holes 23 is symmetrically opened on left and right side walls of the groove 12, and a filter screen 24 is installed outside the air inlet hole 23, wherein air guide hole 8 has been seted up on the diapire of box 1, air guide hole 8 is located the top of motor 7, filter screen 9 is installed to air guide hole 8's top, two sets of exhaust holes 10 have been seted up to case lid 4's inside, filter screen two 11 are installed in the outside of exhaust hole 10, exhaust hole 10 and air guide hole 8 crisscross setting for gas fully flows in box 1, the radiating effect is higher, and effectively filter through three filter screens of group, avoid external dust to get into in the box 1.

Referring to fig. 2, it can be seen that: the pressing mechanism 6 comprises a pressing plate 13 and a connecting rod 14, wherein two groups of sliding rails 16 are mounted at the top of the pressing plate 13, two sliding blocks 15 are slidably mounted at the tops of the sliding rails 16, the connecting rod 14 is rotatably mounted at the top of the sliding blocks 15, the other end of the connecting rod 14 is mounted on the top wall of the box cover 4, a connecting spring 17 is mounted in the middle of the connecting rod 14, and the other end of the connecting spring 17 is mounted on the bottom wall of the box cover 4; the pressing plate 13 presses on the top wall of the power supply 3 under the action of the elastic force of the connecting spring 17 to complete the auxiliary pressing of the power supply 3, and the connecting spring 17 can buffer the vibration generated by the power supply 3.

Referring to fig. 3, it can be seen that: fixture 5 includes guard plate 19 and buffer spring 20, wherein guard plate 19 is kept away from a lateral wall of power 3 and is installed multiunit buffer spring 20, buffer spring 20's the other end is installed on the roof of bottom plate 21, bottom plate 21 is installed on the diapire of box 1, and buffer spring 20's inside is provided with telescopic link 22, install on guard plate 19 and bottom plate 21's lateral wall at telescopic link 22's both ends, protect buffer spring 20 through telescopic link 22, avoid buffer spring 20 to take place the level and collapse, receive the impact when box 1, during the vibration, buffer spring 20 contracts the shock attenuation, protection power 3.

Specifically, base 2's lateral wall is inside seted up round side groove 26 all around, and wherein the bottom lock of box 1 is installed in side groove 26 to base 2 has seted up multiunit screw hole one near the outer wall of side groove 26 in, and screw hole two is seted up to the symmetry in the side groove 26 simultaneously, and screw hole one links together through connecting bolt 25 with screw hole two, thereby installs box 1 at side groove 26 top, accomplishes the installation of box 1.

Specifically, a plurality of groups of supporting blocks 28 are installed at the bottom of the box body 1, a plurality of groups of upright posts 27 are installed on the bottom wall of the groove 12, the upright posts 27 and the supporting blocks 28 are symmetrically arranged, a plurality of groups of limiting grooves 29 are formed in the top wall of the upright posts 27, the supporting blocks 28 are inserted into the limiting grooves 29, the supporting capability of the base 2 on the box body 1 is improved, and the box body 1 is more stably installed; when fan 30 needs to be replaced or maintained, connecting bolt 25 is detached, box body 1 can be detached, maintenance is more convenient, supporting block 28 can support box body 1, air guide hole 8 is lifted, the smoothness of air flow is guaranteed, and heat dissipation requirements of different conditions are met.

Preferably, a handle 18 is mounted on the top wall of the lid 4 for opening the lid 4.

It should be noted that the power supply 3 is a variable frequency power supply, and the working principle and the installation mode of the variable frequency power supply both adopt the prior art, which is common general knowledge of those skilled in the art, and thus the details are not described herein.

Claims

1. The utility model provides a variable frequency power supply install bin, includes box (1), base (2), power (3) and case lid (4), its characterized in that: the box body (1) is arranged on the top wall of the base (2), the box cover (4) is rotatably arranged at the top of the box body (1), meanwhile, a plurality of groups of clamping mechanisms (5) are arranged on the inner wall of the box body (1), the clamping mechanisms (5) complete clamping of the power supply (3), the bottom wall of the box cover (4) is provided with a pressing mechanism (6), the top wall of the base (2) is provided with a groove (12), the bottom wall of the groove (12) is provided with two motors (7), the output shaft of each motor (7) is provided with a fan (30), the left side wall and the right side wall of the groove (12) are symmetrically provided with a pair of air inlet holes (23), the outer sides of the air inlet holes (23) are provided with filter screens III (24), wherein the bottom wall of the box body (1) is provided with an air guide hole (8), the air guide hole (8) is positioned above the motor (7), and a filter screen I (9) is arranged above the air guide hole (8), two groups of exhaust holes (10) are formed in the box cover (4), a second filter screen (11) is installed on the outer side of each exhaust hole (10), and the exhaust holes (10) and the air guide holes (8) are arranged in a staggered mode.

2. The variable frequency power supply installation box of claim 1, wherein: push down mechanism (6) and include clamp plate (13) and connecting rod (14), wherein two sets of slide rail (16) are installed at the top of clamp plate (13), the top slidable mounting of slide rail (16) has two slider (15), the top of slider (15) is rotated and is installed connecting rod (14), the other end of connecting rod (14) is installed on the roof of case lid (4), and connecting spring (17) is installed to the intermediate position of connecting rod (14), the other end of connecting spring (17) is installed on the diapire of case lid (4).

3. The variable frequency power supply installation box of claim 1, wherein: fixture (5) are including guard plate (19) and buffer spring (20), wherein guard plate (19) are kept away from a lateral wall of power (3) and are installed multiunit buffer spring (20), and the other end of buffer spring (20) is installed on the roof of bottom plate (21), and bottom plate (21) are installed on the diapire of box (1) to the inside of buffer spring (20) is provided with telescopic link (22), and install on the lateral wall of guard plate (19) and bottom plate (21) at the both ends of telescopic link (22).

4. The variable frequency power supply installation box of claim 1, wherein: the side wall around the base (2) is internally provided with a circle of side groove (26), wherein the bottom of the box body (1) is buckled and installed in the side groove (26), the outer wall of the base (2) close to the side groove (26) is internally provided with a plurality of groups of first threaded holes, the side groove (26) is internally provided with a second threaded holes symmetrically, and the first threaded holes and the second threaded holes are connected together through connecting bolts (25).

5. The variable frequency power supply installation box of claim 1, wherein: the bottom of box (1) is installed with multiunit supporting shoe (28) to install multiunit stand (27) on the diapire of recess (12), stand (27) and supporting shoe (28) symmetry set up, wherein seted up multiunit spacing groove (29) on the roof of stand (27), supporting shoe (28) insert in spacing groove (29).

6. The variable frequency power supply installation box of claim 1, wherein: and a handle (18) is arranged on the top wall of the box cover (4).