CN213341339U

CN213341339U - Protective door for electrical switch cabinet

Info

Publication number: CN213341339U
Application number: CN202022325129.3U
Authority: CN
Inventors: 杨玉平
Original assignee: Fujian Youhong Industrial Co ltd
Current assignee: Fujian Youhong Industrial Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-01
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a protective door for an electrical switch cabinet, which comprises an electrical switch cabinet, wherein the front surface of the electrical switch cabinet is provided with a protective door main body, the protective door main body comprises an outer layer door, one side of the outer layer door close to the electrical switch cabinet is provided with an inner layer door, a damping spring is connected between the corners of the outer layer door and the inner layer door, the middle part of the inner layer door is provided with a fan hole, a cooling fan is arranged inside the fan hole, the position inside the outer layer door corresponding to the fan hole is provided with a cavity, a cooling part is inserted inside the cavity, the damping spring of the utility model can absorb the vibration of components and parts, further can reduce noise, the cooling fan can pump away the heat generated by the work of the electronic components inside the electrical switch cabinet, the metal needle absorbs the heat in hot air, the outer surface area of the metal needle is larger, and the heat absorption capacity is strong, and then the metal column is cooled in a water cooling mode, so that the internal components are not operated at high temperature.

Description

Protective door for electrical switch cabinet

Technical Field

The utility model relates to an electrical switchgear technical field specifically is a shutter for electrical switchgear.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as instruments, automatic control, magnetic switches of motors, various alternating current contactors and the like, high-voltage chambers and low-voltage chamber switch cabinets, high-voltage buses, such as power plants and the like, and low-cycle load shedding for keeping main equipment;

in order to protect the internal components of the switch cabinet, a protective door is generally installed, and the protective door in the prior art has the following defects:

1. the shock-proof effect is not generated, the internal components generate vibration during working, and the noise is high;

2. the heat dissipation function is not provided, and the heat generated by the work of internal components is inconvenient to discharge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrical switch is shutter for cabinet to solve the shutter among the prior art and do not have the shockproof effect, inside components and parts work produces vibrations, and the noise is great and do not have the heat dissipation function, the inconvenient exhaust problem of heat that inside components and parts work produced.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electrical switch is shutter for cabinet, includes electrical switch cabinet, electrical switch cabinet's front surface is provided with the shutter main part, the shutter main part includes outer door, one side that outer door is close to electrical switch cabinet is provided with the inlayer door, be connected with damping spring between the corner of outer door and inlayer door, there is the fan hole at the middle part of inlayer door seted up, the internally mounted in fan hole has radiator fan, the inside of outer door is provided with the cavity with the position that the fan hole corresponds, the inside of cavity has inserted the radiating piece, the radiating piece is including being located the inside metal post of cavity, opening the groove circle on the metal post and being located the metal needle between outer door and the inlayer door.

Preferably, a perforated plastic film cover is arranged between the middle parts of the outer layer door and the inner layer door, and the metal needle is positioned inside the perforated plastic film cover.

Preferably, the water pipes are installed above and below the cavity, the water pipe below is arranged as a water inlet pipe, and the water pipe above is arranged as a water outlet pipe.

Preferably, the damping spring comprises a mounting groove formed at the inner corner of the outer layer door and a through hole formed at the corner of the inner layer door.

Preferably, the internally mounted of mounting groove has the guide arm, and the other end of guide arm passes the through-hole, and the guide arm passes the one end of through-hole and installs the limiting plate, and the outside cover of circumference of guide arm is equipped with the spring main part, and the spring main part is located between outer door and the inlayer door.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the damping spring of the utility model can absorb the vibration of the components and parts, thereby reducing the noise;

2. the utility model discloses radiator fan can take away the heat that the inside electronic components work of electrical switchgear produced, and the metal needle absorbs the heat in the hot-blast, and the external surface area of metal needle is great, and the heat absorption capacity is strong to can conduct the heat to the metal post on, the metal post is cooled off to the rethread water-cooling mode, and the cooling effect is good, guarantees that inside components and parts do not move under the high temperature.

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 side view of the protective door of the present invention;

fig. 3 is a schematic structural view of the spring main body of the present invention;

fig. 4 is a schematic structural diagram of the heat sink of the present invention.

In the figure: 1. an electrical switchgear cabinet; 2. a protective door main body; 21. an outer door; 22. an inner door; 4. a damping spring; 41. a guide bar; 42. a through hole; 43. a spring body; 44. a limiting plate; 45. installing a groove; 5. a fan hole; 6. a heat radiation fan; 7. a water pipe; 8. a cavity; 9. a heat sink; 91. a metal post; 92. a groove ring; 93. a metal needle; 10. a plastic film cover with holes.

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 and 2, in an embodiment of the present invention, a protective door for an electrical switch cabinet includes an electrical switch cabinet 1, a protective door main body 2 is disposed on a front surface of the electrical switch cabinet 1, the protective door main body 2 includes an outer door 21, an inner door 22 is disposed on a side of the outer door 21 close to the electrical switch cabinet 1, a damping spring 4 is connected between corners of the outer door 21 and the inner door 22, the inner door 22 and the outer door 21 can play a dual protection role, and the damping spring 4 can absorb vibration to prevent external vibration from vibrating components inside the electrical switch cabinet 1;

referring to fig. 2 and 3, the damping spring 4 includes an installation groove 45 formed at an inner side corner of the outer layer door 21 and a through hole 42 formed at a corner of the inner layer door 22, a guide rod 41 is installed inside the installation groove 45, the other end of the guide rod 41 penetrates through the through hole 42, a limit plate 44 is installed at one end of the guide rod 41 penetrating through the through hole 42, a spring main body 43 is sleeved outside the circumference of the guide rod 41, the spring main body 43 is located between the outer layer door 21 and the inner layer door 22, when the internal component is vibrated, the vibration can be transmitted to the inner layer door 22, at this time, the spring main body 43 can absorb the vibration, the guide rod 41 can guide the movement of the spring 43, and the limit plate 44 can prevent the guide rod 41 from being separated from;

as shown in fig. 1 and fig. 2, a fan hole 5 is formed in the middle of the inner door 22, a heat dissipation fan 6 is installed inside the fan hole 5, and the heat dissipation fan 6 can draw away heat generated by the operation of electronic components inside the electrical switch cabinet 1;

as shown in fig. 2, a cavity 8 is arranged in the outer door 21 at a position corresponding to the fan hole 5, a heat sink 9 is inserted into the cavity 8, a plastic film cover 10 with a hole is arranged between the outer door 21 and the middle part of the inner door 22, the heat sink 9 can absorb heat emitted by the heat-dissipating fan 6, and the plastic film cover 10 with a hole can prevent the heat from spreading outwards, so that all the heat can enter the heat sink 9;

as shown in fig. 2 and 4, the heat sink 9 includes a metal pillar 91 inside the cavity 8, a groove ring 92 opened on the metal pillar 91, and a metal needle 93 between the outer door 21 and the inner door 22, the metal needle 93 is located inside the perforated plastic film cover 10, the metal needle 93 has a large outer surface area and a strong heat absorption capability, and can conduct heat to the metal pillar 91;

with continued reference to fig. 2 and 4, the water pipes 7 are installed above and below the cavity 8, the water pipe 7 below is set as a water inlet pipe, the water pipe 7 above is set as a water outlet pipe, the water inlet pipe 7 can inject water towards the cavity 8 and discharge water from the water outlet pipe, the metal column 91 can be cooled by water inside the cavity 8, and the water carrying heat can discharge water from the water outlet pipe.

The utility model discloses a theory of operation and use flow: when the device is used, the inner door 22 and the outer door 21 can play a double protection role, when internal components are vibrated, the vibration can be transmitted to the inner door 22, the spring main body 43 can absorb the vibration at the moment, the guide rod 41 can play a role of guiding the movement of the spring 43, the limiting plate 44 can prevent the guide rod 41 from being separated from the through hole 42, the heat generated by the electronic components in the electric switch cabinet 1 can be pumped out by the cooling fan 6, the perforated plastic film cover 10 can prevent the heat from expanding outwards, so that the metal needle 93 absorbs the heat, the outer surface area of the metal needle 93 is large, the heat absorption capacity is strong, the heat can be transmitted to the metal column 91, the water inlet pipe 7 can inject water towards the cavity 8 and discharge water from the water outlet pipe, the metal column 91 can be cooled in the cavity 8, the water carrying the heat can discharge water from the water outlet pipe, the groove ring 92 can increase the outer surface area of the metal column 91, to facilitate rapid cooling.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a shutter for electrical switchgear, includes electrical switchgear (1), its characterized in that: the front surface of the electric switch cabinet (1) is provided with a protective door main body (2), the protective door main body (2) comprises an outer layer door (21), an inner layer door (22) is arranged on one side of the outer layer door (21) close to the electric switch cabinet (1), a damping spring (4) is connected between the corners of the outer layer door (21) and the inner layer door (22), the middle part of the inner layer door (22) is provided with a fan hole (5), a heat radiation fan (6) is arranged in the fan hole (5), a cavity (8) is arranged in the outer layer door (21) corresponding to the fan hole (5), the heat dissipation structure is characterized in that a heat dissipation piece (9) is inserted into the cavity (8), and the heat dissipation piece (9) comprises a metal column (91) positioned inside the cavity (8), a groove ring (92) arranged on the metal column (91) and a metal needle (93) positioned between the outer layer door (21) and the inner layer door (22).

2. The protective door for an electrical switchgear cabinet according to claim 1, characterized in that: a plastic film cover (10) with holes is arranged between the middle parts of the outer layer door (21) and the inner layer door (22), and the metal needle (93) is positioned inside the plastic film cover (10) with holes.

3. The protective door for an electrical switchgear cabinet according to claim 1, characterized in that: the water pipe (7) is installed above and below the cavity (8), the water pipe (7) below is arranged as a water inlet pipe, and the water pipe (7) above is arranged as a water outlet pipe.

4. The protective door for an electrical switchgear cabinet according to claim 1, characterized in that: the damping spring (4) comprises a mounting groove (45) formed in the corner of the inner side of the outer layer door (21) and a through hole (42) formed in the corner of the inner layer door (22).

5. The protective door for an electrical switchgear cabinet according to claim 4, characterized in that: the internally mounted of mounting groove (45) has guide arm (41), and the other end of guide arm (41) passes through-hole (42), and guide arm (41) pass the one end of through-hole (42) and install limiting plate (44), and the outside cover of circumference of guide arm (41) is equipped with spring main part (43), and spring main part (43) are located between outer door (21) and inlayer door (22).