CN210898200U - An outdoor waterproof power cabinet - Google Patents

Abstract

The utility model belongs to the technical field of power cabinets, and discloses an outdoor waterproof power cabinet. It also includes a base installed at the bottom of the cabinet, and the four sides of the base can be ventilated, a serpentine tube is installed inside the base, and the two ends of the serpentine tube are respectively connected with air inlets Pipe and air outlet pipe, wherein the air inlet pipe extends to the top wall of the cabinet, and a circulating fan is installed on the air inlet pipe, the air outlet pipe extends to the lower wall of the cabinet body, and cooperates with the air inlet pipe Realize circulating heat dissipation in the cabinet; in the utility model, the whole power cabinet is set as a sealed structure to achieve a good waterproof effect; at the same time, based on the arrangement of the serpentine tube, the inside of the power cabinet forms an exchange-type heat dissipation, thereby effectively ensuring the power cabinet. The normal operation of the internal electrical components.

Description

An outdoor waterproof power cabinet

technical field

The utility model belongs to the technical field of power cabinets, in particular to an outdoor waterproof power cabinet.

Background technique

The power cabinet refers to the combination of electrical control cabinets that provide power for the normal operation of the entire machine, including fuses, circuit breakers, contactors, frequency converters, high-voltage cabinets, transformers, etc. It can be seen that there are many power cabinets in the power cabinet. Electrical components, in order to ensure the normal operation of these electrical components, it is necessary to ensure that the power cabinet has good heat dissipation performance, so it is inevitable to open heat dissipation holes or heat dissipation windows on the cabinet body; however, for power cabinets used in outdoor environments, In other words, its working environment is more complex, especially in rainy and snowy weather, the heat dissipation holes or heat dissipation windows used for heat dissipation are likely to introduce rain and snow into the cabinet, which will cause the above-mentioned electrical components to be damaged by moisture and greatly reduce the outdoor environment. The service life and maintenance cost of the power cabinet.

SUMMARY OF THE INVENTION

In view of this, the utility model provides an outdoor waterproof power cabinet to effectively solve the problems of effective heat dissipation and waterproofing when the power cabinet is used outdoors.

In order to achieve the above purpose, the utility model provides the following technical solutions: an outdoor waterproof power cabinet, comprising a cabinet body provided with an inner cavity, a cabinet door rotatably installed on one side of the cabinet body, and an inner wall of the cabinet door is provided with a The sealing ring is suitable for the inner cavity of the cabinet, and a see-through window is embedded in the middle part of the cabinet door to realize the fully sealed use of the whole power cabinet; it also includes a base installed at the bottom of the cabinet, and the four sides of the base can be ventilated, A universal wheel is installed at the bottom of the base, and a serpentine pipe is installed inside the base. The two ends of the serpentine pipe are respectively connected with an air inlet pipe and an air outlet pipe, wherein the air inlet pipe extends to the top of the cabinet. A circulating fan is installed on the wall and on the air inlet pipe, and the air outlet pipe extends to the lower wall in the cabinet, and cooperates with the air inlet pipe to realize circulating heat dissipation in the cabinet.

Preferably, the base includes a top plate, a support rod and a bottom plate that are connected in sequence from top to bottom, wherein a plurality of the support rods are arranged at equal distances to realize the protection of the serpentine tube, and the universal wheel is directly fixed on the Bottom of bottom plate.

Preferably, a forced exchange component is also included, and the forced exchange component is installed on the bottom plate, and the forced exchange component is matched with the serpentine tube to realize the forced heat exchange of the serpentine tube.

Preferably, the forced exchange assembly includes a waterproof cylinder and a transition box installed at the bottom of the bottom plate, and is staggered from the universal wheel, one end of the transition box is connected to the waterproof cylinder, and the other end is provided with a one-way inlet and a one-way outlet; It also includes a plurality of diversion holes opened on the top of the bottom plate, and the diversion holes are staggered from the serpentine tube. The plurality of diversion holes are symmetrically divided into two groups, and are respectively connected to the one-way inlet and one-way outlet through the diversion channel. connect.

Preferably, a filter screen is fixed on the top of the guide hole, and the filter screen presents a conical structure with a convex top.

Compared with the prior art, the utility model has the following beneficial effects:

(1) In this utility model, the overall power cabinet is set as a sealed structure to achieve a good waterproof effect, so as to be suitable for use in an outdoor environment; at the same time, based on the arrangement of the serpentine tube, the interior of the power cabinet forms an exchange-type heat dissipation, and then Effectively ensure the normal operation of the electrical components inside the power cabinet.

(2) For the above-mentioned exchange heat dissipation formed by the serpentine tube, a forced exchange component is assisted to increase the heat exchange efficiency of the serpentine tube, thereby further improving the heat dissipation efficiency inside the overall power, so as to meet the requirements of excessive heat generation of electrical components. fast cooling requirements.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the perspective view of the base in the utility model;

3 is a schematic structural diagram of a forced exchange assembly in the present invention;

Fig. 4 is the enlarged view of A place in Fig. 3;

In the picture: 1-Cabinet body, 2-Cabinet door, 21-Sealing ring, 22-Perspective window, 3-Base, 31-Top plate, 32-Support rod, 33-Bottom plate, 34-Guide hole, 35-Waterproof cylinder , 36-transition box, 37-filter, 4-serpentine pipe, 41-air inlet pipe, 42-air outlet pipe, 43-circulating fan, 5-universal wheel.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1-FIG. 4, the utility model provides the following technical solutions: an outdoor waterproof power cabinet, comprising a cabinet body 1 provided with an inner cavity, a cabinet door 2 rotatably installed on one side of the cabinet body 1, and the cabinet door The inner wall of 2 is provided with a sealing ring 21 that is adapted to the inner cavity of the cabinet 1, and a see-through window 22 is embedded in the middle part of the cabinet door 2, so as to realize the fully sealed use of the whole power cabinet; It has a good waterproof effect when used in an outdoor environment, effectively avoiding the problem of rainwater entering the interior of the cabinet 1 and causing damage to electrical components. Effectively observe the working conditions in the cabinet 1;

It also includes a base 3 installed at the bottom of the cabinet 1, and the four sides of the base 3 can be ventilated, a universal wheel 5 is installed at the bottom of the base 3, and a serpentine tube 4 is installed inside the base 3, and two sides of the serpentine tube 4 are installed. The ends are respectively connected with an air inlet pipe 41 and an air outlet pipe 42, wherein the air inlet pipe 41 extends to the top wall in the cabinet 1, and a circulating fan 43 is installed on the air inlet pipe 41, and the circulating fan 43 adopts the national standard 4-72 In the series of centrifugal fans, the air outlet duct 42 extends to the lower wall of the cabinet 1, and cooperates with the air inlet duct 41 to realize circulating heat dissipation in the cabinet 1;

Based on this, the effective heat dissipation of the whole power cabinet in a completely sealed state is realized, so as to effectively ensure the normal operation of the electrical components in the cabinet 1. The top of the cabinet 1 inhales the air with heat, and makes the hot air flow into the serpentine tube 4, and the serpentine tube 4 forms a heat exchange with the airflow in the external environment in the base 3, so as to conduct heat inside it. The air has a cooling effect, and the cooled air is introduced from the bottom of the cabinet 1 based on the cooperation of the air outlet duct 42 . In summary, the circulating air flow shown in FIG. 1 is formed to achieve effective exchange heat dissipation.

In this embodiment, preferably, the base 3 includes a top plate 31, a support rod 32 and a bottom plate 33 which are connected in sequence from top to bottom, wherein a plurality of support rods 32 are provided at equal distances, so as to realize the protection of the serpentine tube 4. The direction wheel 5 is directly fixed on the bottom end of the bottom plate 33, based on this, the serpentine tube 4 can form a heat exchange with the external environment in the largest area, thereby ensuring the efficiency of heat exchange heat dissipation.

In this embodiment, preferably, a forced exchange component is also included, and the forced exchange component is installed on the bottom plate 33 , and the forced exchange component cooperates with the serpentine tube 4 to realize the forced heat exchange of the serpentine tube 4 .

In this embodiment, preferably, the forced exchange assembly includes a waterproof cylinder 35 and a transition box 36 installed at the bottom of the bottom plate 33 and staggered from the universal wheel 5. One end of the transition box 36 is connected to the waterproof cylinder 35, and the other end is provided with a single It also includes a plurality of diversion holes 34 opened on the top of the bottom plate 33, and the diversion holes 34 are staggered from the serpentine tube 4, and the plurality of diversion holes 34 are symmetrically divided into two groups, and the diversion holes 34 are divided into two groups. The channels are respectively connected with one-way inlet and one-way outlet.

In this embodiment, preferably, filter screens 37 are fixed on the tops of the guide holes 34 , and the filter screens 37 have a conical structure with a convex top.

Specifically, based on the above-mentioned forced exchange component, the heat exchange efficiency of the serpentine tube 4 can be further improved, and the forced exchange component can be applied to both the forced exchange of gas and the forced exchange of accumulated water in rainy and snowy weather. The principle is the same: when the basic heat exchange of the serpentine tube 4 cannot meet the heat dissipation effect of the cabinet 1, the waterproof cylinder 35 is activated. Since the waterproof cylinder 35 itself has good waterproofness, it will not affect the waterproof even in the case of water accumulation. The use of cylinder 35;

3, after the waterproof cylinder 35 is activated, it first retracts to the right, thereby driving the transition box 36 to generate a negative pressure state, thereby passing through the one-way inlet of the transition box 36 and the corresponding diversion channels and diversion holes 34, Air or water is sucked into the transition box 36, and the air or water sucked in during this process will be filtered through the filter screen 37 to avoid clogging of the forced exchange components;

After the retraction to the right is completed, it continues to start, and at this time, it extends to the left, and a positive pressure is formed in the transition box 36 at this time, so that the aforesaid inhaled air or accumulated water is exported from the one-way outlet, and then flows to the corresponding in the diversion channel and diversion hole 34;

The air flow or the flow of accumulated water generated in the whole process occurs around the serpentine tube 4, so as to achieve the effect of accelerating the air flow or the flow velocity of the stagnant water around the serpentine tube 4, thereby improving the thermal conductivity of the serpentine tube 4. conversion efficiency and heat dissipation efficiency in the cabinet 1.

In addition, in FIG. 4 , the tapered structure of the filter screen 37 is provided, and its purpose is to prevent the filtered impurities from accumulating on the filter screen 37 and causing the filter screen 37 to be blocked.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides an outdoor waterproof power cabinet which characterized in that: the power cabinet comprises a cabinet body (1) with an inner cavity and a cabinet door (2) rotatably installed on one side of the cabinet body (1), wherein a sealing ring (21) matched with the inner cavity of the cabinet body (1) is arranged on the inner wall of the cabinet door (2), and a perspective window (22) is embedded in the middle of the cabinet door (2), so that the whole power cabinet is hermetically used;

still including installing in base (3) of the cabinet body (1) bottom, and four sides of base (3) all can ventilate, universal wheel (5) are installed to base (3) bottom, and base (3) internally mounted has coiled pipe (4), the both ends of coiled pipe (4) are connected with air-supply line (41) respectively and go out tuber pipe (42), wherein on air-supply line (41) extend to the roof in the cabinet body (1), and install circulating fan (43) on air-supply line (41), go out on tuber pipe (42) extend to the low wall in the cabinet body (1), realize the circulation heat dissipation in the cabinet body (1) with air-supply line (41) cooperation.

2. The outdoor waterproof power cabinet of claim 1, characterized in that: base (3) are including roof (31), bracing piece (32) and bottom plate (33) that from top to bottom connect gradually, wherein bracing piece (32) equidistance is equipped with a plurality ofly to the realization is to the protection of coiled pipe (4), universal wheel (5) disect fixation in bottom plate (33) bottom.

3. The outdoor waterproof power cabinet of claim 2, characterized in that: the forced heat exchange device further comprises a forced exchange assembly, the forced exchange assembly is arranged on the bottom plate (33), and the forced exchange assembly is matched with the coiled pipe (4) to realize forced heat exchange of the coiled pipe (4).

4. The outdoor waterproof power cabinet of claim 3, characterized in that: the forced exchange assembly comprises a waterproof cylinder (35) and a transition box (36) which are arranged at the bottom of the bottom plate (33) and are staggered with the universal wheel (5), one end of the transition box (36) is connected with the waterproof cylinder (35), and the other end of the transition box is provided with a one-way inlet and a one-way outlet;

the novel pipe bending machine is characterized by further comprising a plurality of diversion holes (34) formed in the top of the bottom plate (33), the diversion holes (34) are staggered with the coiled pipe (4), and the diversion holes (34) are symmetrically divided into two groups and are respectively connected with the one-way inlet and the one-way outlet through diversion channels.

5. The outdoor waterproof power cabinet of claim 4, characterized in that: a filter screen (37) is fixed at the top of each diversion hole (34), and the filter screen (37) is of a conical structure with a convex top.

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