CN213517205U

CN213517205U - Overheat protection device for variable-frequency series resonance control box

Info

Publication number: CN213517205U
Application number: CN202021673517.4U
Authority: CN
Inventors: 范高伟
Original assignee: Wuhan Guodian Zhongwang Electric Co ltd
Current assignee: Wuhan Guodian Zhongwang Electric Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-06-22
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses an overheat protection device for frequency conversion series resonance control box, including box and top cap, the top surface of box is equipped with the top cap, and top cap and box both sides surface all through the hasp halving, box inner wall both sides all are equipped with the draw-in groove, and the joint has the thing board of putting between two draw-in grooves. Has the advantages that: the utility model discloses a temperature sensor carries out the temperature measurement, when temperature sensor detects the temperature value that the inside temperature of control box exceeded the control box and set for, at this moment open the heat dissipation fan through the controller, make the heat dissipation fan carry out work, on carrying the thing board through the louvre on the thing board to the wind of heat dissipation fan, can effectively dispel the heat to the control box inside, through the through-hole on the bottom half, can effectively disperse the heat of control box inside, make the inside circulation of air of control box more unobstructed, can carry out the heat dissipation treatment to the inside automation of control box, be convenient for improve the radiating effect of control box, be favorable to prolonging its life.

Description

Overheat protection device for variable-frequency series resonance control box

Technical Field

The utility model relates to a frequency conversion series resonance control box overheat protection technical field especially relates to an overheat protection device for frequency conversion series resonance control box.

Background

The frequency conversion series resonance is suitable for AC withstand voltage tests of various large-scale power transformers, power cables, turbines, hydraulic generators and other capacitive equipment, which are carried out regularly according to test regulations strictly. Under the power frequency condition, the capacitance of the tested object is large, or the requirement on the test voltage is high, so that the requirement on the power supply capacity of the test device is correspondingly high.

The existing variable-frequency series resonance control box has certain limitations when in use, such as high temperature is easy to occur in the control box in the use process, the heat dissipation effect is poor, and the service life of the control box is influenced; the dust removal effect of the existing variable-frequency series resonance control box needs to be improved, after the control box is used for a long time, dust accumulation easily occurs in the control box, and if the dust is not processed in time, electronic elements in the control box are easily damaged.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an overheat protection device for frequency conversion series resonance control box possesses that the radiating effect is good, and long service life is convenient for carry out the advantage of collecting to the dust of control box inside, and then solves the problem among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an overheat protection device for frequency conversion series resonance control box, includes box and top cap, the top surface of box is equipped with the top cap, and top cap and box both sides surface all through the hasp halving, the box inner wall both sides all are equipped with the draw-in groove, and the joint has the thing board of putting between two draw-in grooves, the bottom surface mounting who puts the thing board has the heat dissipation fan, and one side of heat dissipation fan is equipped with the controller, the top that one side inner wall of box is located the draw-in groove is equipped with temperature sensor, the top surface of putting the thing board runs through and is equipped with the louvre, the bottom surface of box runs through and is equipped with the through-hole, the.

Preferably, the heat dissipation holes are arranged in a plurality, and the heat dissipation holes are uniformly distributed on the top surface of the storage plate.

Preferably, the through holes are arranged in a plurality, are uniformly distributed on the surface of the bottom of the box body and are rectangular.

Preferably, the heat dissipation fans are two in number, and the two heat dissipation fans are uniformly distributed on the bottom surface of the storage plate.

Preferably, the clamping groove is of a U-shaped structure.

Preferably, the temperature sensor is electrically connected with the controller, and the controller is electrically connected with the heat dissipation fan through a wire.

Preferably, the surface of the two sides of the box body is provided with a plurality of fixing plates, the fixing plates are distributed on the box body in a pairwise uniform manner, the bottom surfaces of the fixing plates are provided with supporting legs, and the bottoms of the supporting legs are welded with bases.

Preferably, a storage battery is arranged at the middle position of the bottom of the box body.

Preferably, the front end surface of the box body is hinged with a box door through a hinge, and the front end surface of the box door is provided with an observation window.

(III) advantageous effects

Compared with the prior art, the utility model provides an overheat protection device for frequency conversion series resonance control box possesses following beneficial effect:

(1) the utility model discloses in, through the temperature sensor who sets up, a controller, the heat dissipation fan, put the thing board, the louvre, the through-hole, at first carry out the temperature measurement through temperature sensor, when temperature sensor detects the temperature value that control box inside temperature exceeded the control box and set for, at this moment open the heat dissipation fan through the controller, make the heat dissipation fan work, the louvre through putting on the thing board carries the thing board to the wind of heat dissipation fan on, can effectively dispel the heat to control box inside, through the through-hole on the bottom half, can effectively disperse the heat of control box inside, make the circulation of control box inside air more unobstructed, can carry out the heat dissipation to control box inside automation and handle, be convenient for improve the radiating effect of control box, be favorable to prolonging its life.

(2) The utility model discloses in, top cap through setting up, the dust absorption net, the hasp, can effectively collect the dust of control box inside through top cap bottom dust absorption net on the surface, avoid the dust to remain inside the control box, electronic component to the control box inside causes the damage, use a period after when the control box, through opening the hasp, be convenient for take off the top cap, can effectively clear up the dust that the dust was netted, avoid long-time the back of using, dust absorption net is online too much, and lead to the dust to collect the problem that the effect is not good, be favorable to improving the dust and collect the effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of an overheat protection device for a variable frequency series resonance control box according to the present invention;

fig. 2 is a front view of an overheat protection device for a variable frequency series resonance control box according to the present invention;

fig. 3 is a schematic diagram of a shelf board structure of an overheat protection device for a variable frequency series resonance control box.

Illustration of the drawings:

1. a box body; 2. a card slot; 3. a storage plate; 4. a heat dissipation fan; 5. a through hole; 6. a storage battery; 7. a controller; 8. a temperature sensor; 9. a dust collection net; 10. a top cover; 11. a hinge; 12. a box door; 13. heat dissipation holes; 14. locking; 15. an observation window; 16. a fixing plate; 17. a support leg; 18. a base.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, an overheat protection device for a variable frequency series resonance control box comprises a box body 1 and a top cover 10, wherein the top surface of the box body 1 is provided with the top cover 10, the top cover 10 is locked with the two side surfaces of the box body 1 through a lock 14, two sides of the inner wall of the box body 1 are provided with clamp grooves 2, a storage plate 3 is clamped between the two clamp grooves 2, the bottom surface of the storage plate 3 is provided with a heat dissipation fan 4, one side of the heat dissipation fan 4 is provided with a controller 7, the inner wall of one side of the box body 1 is positioned above the clamp grooves 2 and is provided with a temperature sensor 8, the top surface of the storage plate 3 is provided with a heat dissipation hole 13 in a penetrating manner, the bottom surface of the box body 1 is provided with a through hole 5 in a penetrating manner, the bottom surface of the top cover 10 is provided with a dust collection, at this moment, open heat dissipation fan 4 through controller 7, make heat dissipation fan 4 work, carry the thing board 3 through the louvre 13 on the thing board 3 to the wind of heat dissipation fan 4, can effectively dispel the heat to the control box inside, through-hole 5 on the 1 bottom of box, can effectively disperse the heat of control box inside, make the inside circulation of air of control box more unobstructed, can be to the inside automatic heat dissipation processing that carries out of control box, be convenient for improve the radiating effect of control box, be favorable to prolonging its life.

In one embodiment, the heat dissipation holes 13 are commonly disposed in a plurality, and the heat dissipation holes 13 are uniformly distributed on the top surface of the object placing plate 3, wherein the heat dissipation can be effectively performed through the heat dissipation holes 13, which is beneficial to improving the heat dissipation efficiency.

In one embodiment, the through holes 5 are provided in plurality, and the through holes 5 are uniformly distributed on the surface of the bottom of the box body 1, the through holes 5 are of a rectangular structure, wherein the heat inside the box body 1 is conveniently dissipated through the through holes 5, and the air circulation inside the box body 1 is more unobstructed.

In one embodiment, the number of the heat dissipation fans 4 is two, and the two heat dissipation fans 4 are uniformly distributed on the bottom surface of the storage board 3, wherein the heat dissipation is facilitated through the heat dissipation fans 4, which is beneficial to improving the heat dissipation effect inside the box body 1.

In one embodiment, the clamping groove 2 is of a U-shaped structure, so that clamping is convenient.

In one embodiment, the temperature sensor 8 is electrically connected to the controller 7, and the controller 7 is electrically connected to the heat dissipation fan 4 through a wire.

In one embodiment, the two side surfaces of the box body 1 are provided with a plurality of fixing plates 16, the fixing plates 16 are uniformly distributed on the box body 1 in pairs, the bottom surfaces of the fixing plates 16 are provided with supporting legs 17, and the bottom ends of the supporting legs 17 are welded with bases 18, wherein the box body 1 is supported by the supporting legs 17, and the stability of the box body 1 can be effectively improved by using the bases 18.

In one embodiment, a storage battery 6 is arranged at the middle position of the bottom of the box body 1, so that power supply is facilitated.

In one embodiment, the front surface of the cabinet 1 is hinged with a door 12 by a hinge 11, and the front surface of the door 12 is provided with an observation window 15, so that when the electronic components inside the cabinet 1 are out of order, the maintenance of the inside of the cabinet 1 is facilitated by opening the door 12, and the observation of the inside of the cabinet 1 is facilitated by the observation window 15.

The working principle is as follows:

when the temperature measuring box is used, firstly, the temperature is measured through the temperature sensor 8, when the temperature sensor 8 detects that the internal temperature of the control box exceeds the set temperature value of the control box, the heat radiating fan 4 is opened through the controller 7 to enable the heat radiating fan 4 to work, the air of the heat radiating fan 4 is conveyed to the object placing plate 3 through the heat radiating holes 13 on the object placing plate 3, the internal part of the control box can be effectively radiated, the heat in the internal part of the control box can be effectively radiated through the through holes 5 on the bottom of the box body 1, so that the air circulation in the internal part of the control box is smoother, the internal part of the control box can be automatically radiated, the heat radiating effect of the control box is convenient to improve, the service life of the control box is favorably prolonged, the dust in the internal part of the control box can be effectively collected through the dust collecting net 9 on the surface of the bottom of the top, after the control box is used for a period of time, the top cover 10 is convenient to take down by opening the lock catch 14, dust on the dust collection net 9 can be effectively cleaned, the problem that the dust collection effect is not good due to the fact that the dust is too much on the dust collection net 9 after long-time use is avoided, and the improvement of the dust collection effect is facilitated.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An overheating protection device for a variable frequency series resonance control box comprises a box body (1) and a top cover (10), it is characterized in that a top cover (10) is arranged on the top surface of the box body (1), the top cover (10) is locked with the surfaces of the two sides of the box body (1) through lock catches (14), clamping grooves (2) are arranged on the two sides of the inner wall of the box body (1), and a storage plate (3) is clamped between the two clamping grooves (2), a heat dissipation fan (4) is arranged on the surface of the bottom of the storage plate (3), a controller (7) is arranged on one side of the heat dissipation fan (4), a temperature sensor (8) is arranged on the inner wall of one side of the box body (1) and above the clamping groove (2), the top surface of the object placing plate (3) is provided with heat dissipation holes (13) in a penetrating manner, the bottom surface of the box body (1) is provided with through holes (5) in a penetrating manner, and the bottom surface of the top cover (10) is provided with a dust collection net (9).

2. The overheat protection device for the variable-frequency series resonance control box according to claim 1, wherein the number of the heat dissipation holes (13) is plural, and the plural heat dissipation holes (13) are uniformly distributed on the top surface of the object placing plate (3).

3. The overheating protection device for the variable frequency series resonance control box is characterized in that the through holes (5) are arranged in a plurality, the through holes (5) are evenly distributed on the bottom surface of the box body (1), and the through holes (5) are of a rectangular structure.

4. The overheat protection device for the variable-frequency series resonance control box according to claim 1, wherein two heat dissipation fans (4) are provided, and the two heat dissipation fans (4) are uniformly distributed on the bottom surface of the object placing plate (3).

5. The overheating protection device for the variable frequency series resonance control box according to claim 1, wherein the card slot (2) is of a U-shaped structure.

6. The overheat protection device for the variable frequency series resonance control box according to claim 1, wherein the temperature sensor (8) is electrically connected with a controller (7), and the controller (7) is electrically connected with the heat dissipation fan (4) through a conducting wire.

7. The overheating protection device for the variable frequency series resonance control box is characterized in that a plurality of fixing plates (16) are arranged on the two side surfaces of the box body (1), the fixing plates (16) are uniformly distributed on the box body (1) in pairs, supporting legs (17) are arranged on the bottom surfaces of the fixing plates (16), and bases (18) are welded at the bottom ends of the supporting legs (17).

8. The overheating protection device for the variable frequency series resonance control box is characterized in that a storage battery (6) is arranged at the middle position of the bottom of the box body (1).

9. The overheating protection device for the variable frequency series resonance control box according to claim 1, wherein the front end surface of the box body (1) is hinged with a box door (12) through a hinge (11), and the front end surface of the box door (12) is provided with a viewing window (15).