CN218277650U - A rail transit power supply cabinet - Google Patents

Abstract

A rail transit power supply cabinet body comprises a box body, wherein any side surface of the box body is through and provided with a door plate, the bottom of the side surface of the box body is provided with an air inlet, the top surface of the box body is provided with a plurality of air outlet holes, the outer wall of the box body is provided with a heat dissipation mechanism at the position of the air inlet, the bottom surface of the inner cavity of the box body is provided with a humidity detection alarm assembly, and the position of the inner cavity of the box body above the air inlet is provided with an adjustable installation mechanism; the utility model discloses can get into the moisture in the internal gas of power cabinet, prevent that the electrical parts in the power cabinet from weing to the gas of getting rid of moisture can not heat up, can not influence the heat dissipation of electrical parts in the electrical cabinet.

Description

A rail transit power supply cabinet

technical field

The utility model relates to the technical field of power supply cabinets, in particular to a rail transit power supply cabinet.

Background technique

Rail transit refers to a type of transportation or transportation system that operating vehicles need to run on specific tracks. The operating vehicles are trains or high-speed rails; power cabinets will be installed on trains or high-speed rails, and the power cabinets will move with the trains or high-speed rails. When you come to a place with relatively humid air, the electronic components inside the power cabinet are easily damaged by moisture.

The existing patent CN112421394A discloses a rail transit power supply cabinet, which is equipped with a heating wire at the air inlet, and the wind sent by the fan is heated by the heating wire, thereby removing the moisture in the air. Although this method can remove However, because the electrical parts in the power cabinet generally generate heat, this will undoubtedly increase the temperature in the cabinet, making the temperature of the electrical parts higher, and seriously affecting heat dissipation.

Utility model content

The purpose of this utility model is to provide a rail transit power supply cabinet to solve the above-mentioned problems in the prior art.

A rail transit power supply cabinet, comprising a box body, any side of the box body is transparent and a door panel is installed, the side bottom of the box body is provided with an air inlet and the top surface is provided with several air outlet holes, the A cooling mechanism is installed on the outer wall of the box at the position of the air inlet, a humidity detection and alarm assembly is installed on the bottom surface of the inner cavity of the box, and an adjustable installation mechanism is installed at the position above the inner cavity of the box;

The heat dissipation mechanism includes a square tube fixed on the side of the box, a fan is installed in the square tube, and a dehumidification assembly is detachably installed in the inner cavity of the square tube on the side of the fan away from the air inlet ;

The dehumidification assembly includes a square frame vertically slidably arranged in the inner cavity of the square cylinder, gauze is fixed on both ends of the square frame, and the position between the two gauze cloths in the square frame is filled with dry agent; the top surface of the square frame runs through the top surface of the square tube, and a cover plate is hinged on the top surface of the square tube close to the square frame, and the cover plate can completely cover the top surface of the square frame.

Preferably, the humidity detection and alarm assembly includes a humidity sensor and an alarm fixedly installed on the bottom of the box cavity, and the humidity sensor is electrically connected to the alarm.

Preferably, the adjustable installation mechanism includes a fixed installation plate fixed horizontally on the side wall of the box cavity, and an adjustable installation part is provided at a position above the fixed installation plate in the box cavity; the adjustable The installation part includes several groups of slide rails fixed vertically and symmetrically on the side wall of the inner cavity of the box, and an adjustable mounting plate is horizontally slid between the slide rails on both sides, and the top surface of the slide rails is close to the A locking assembly is installed at one end of the door panel; through holes are opened on the adjustable mounting plate and the fixed mounting plate.

Preferably, the locking assembly includes two support plates vertically fixed on the top surface of the slide rail, a support shaft is fixed between the two support plates, and a connecting plate is rotatably mounted on the support shaft, The end of the connecting plate away from the supporting shaft extends out of the slide rail and is fixedly connected with a baffle, and the bottom of the baffle is lower than the top surface of the adjustable mounting plate.

Preferably, a filter screen is detachably installed on the end of the square cylinder away from the air inlet.

Preferably, several light bulbs are installed on the side of the inner chamber of the box opposite to the door panel.

Preferably, a handle is fixedly attached to the top surface of the square frame.

The utility model discloses the following technical effects:

The utility model can remove the moisture in the gas entering the power supply cabinet, prevent the electrical parts in the power cabinet from getting damp, and the gas from which the moisture has been removed will not heat up, and will not affect the heat dissipation of the electrical parts in the electrical cabinet.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention For some embodiments of the present invention, those skilled in the art can also obtain other drawings based on these drawings without paying creative efforts.

Fig. 1 is a front view of the utility model;

Figure 2 is a schematic diagram of the internal structure of the utility model when viewed from the front;

3 is a schematic diagram of the internal structure of the heat dissipation mechanism of the present invention;

Fig. 4 is a schematic diagram of the mechanism of the locking assembly of the present invention.

in:

1. Box; 2. Air inlet; 3. Square cylinder; 4. Fan; 5. Square frame; 6. Gauze; 7. Desiccant; 8. Cover plate; 9. Humidity sensor; 10. Alarm; 11. Fixed mounting plate; 12, slide rail; 13, adjustable mounting plate; 14, door panel; 15, support plate; 16, support shaft; 17, connecting plate; 18, baffle plate; ; 21. Bulb; 22. Handle.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In order to make the above purpose, features and advantages of the utility model more obvious and understandable, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to accompanying drawings 1-4, a rail transit power supply cabinet includes a cabinet 1, any side of the cabinet 1 is transparent and a door panel 14 is installed, the side bottom of the cabinet 1 is provided with an air inlet 2 and the top surface is provided with a Several air outlet holes 19, the outer wall of the box body 1 is located at the position of the air inlet 2, and a heat dissipation mechanism is installed. With adjustable installation mechanism;

The heat dissipation mechanism includes a square cylinder 3 fixed on the side of the box body 1. A fan 4 is installed in the square cylinder 3. The inner cavity of the square cylinder 3 is located on the side of the fan 4 away from the air inlet 2. A dehumidification component is installed detachably;

The dehumidification assembly includes a square frame 5 vertically slidingly arranged in the inner cavity of the square cylinder 3, gauze 6 is fixedly connected to both ends of the square frame 5, and the position between the two gauze 6 in the square frame 5 is filled with a desiccant 7; The top surface of the frame 5 runs through the top surface of the square tube 3, and the top surface of the square tube 3 is hinged with a cover plate 8 near the square frame 5, and the cover plate 8 can completely cover the top surface of the square frame 5.

The staff can open the door panel 14 to work in the box body 1, the air inlet 2 is set on the adjacent side of the door panel 14 on the box body 1, the square tube 3 is perpendicular to the side wall of the box body 1 and passes through the air inlet 2 and the inside of the box body The cavity is connected, the air outlet end of the fan 4 faces the air inlet 2, the outer wall of the square frame 5 is slidingly connected with the inner wall of the square cylinder 3, the axes of the inner cavity of the square cylinder 3 and the inner cavity of the square frame 5 coincide, and the desiccant 7 can be dried with activated carbon After the external air is sucked into the square tube 3 by the fan 4, it will first pass through the desiccant 7, the moisture in the air will be removed, and then flow through the fan 4 into the box 1; when the cabinet is located When relatively dry, the square frame 5 can be pulled out from the top of the square tube 3, and then covered with a cover plate 8, the cover plate 8 can completely cover the through groove that the square frame 5 runs through the top of the square tube 3 and realize sealing.

In a further optimized solution, the humidity detection and alarm assembly includes a humidity sensor 9 and an alarm 10 fixedly installed on the bottom surface of the inner cavity of the box body 1 , and the humidity sensor 9 is electrically connected to the alarm 10 .

Humidity sensor 9 can use the temperature and humidity sensor model eYcTHE120, which can also monitor temperature while monitoring humidity. Alarm 10 can use sound and light alarm model YS-01H. Humidity sensor 9 and alarm 10 are connected by wires There is a microcomputer (not shown in the figure), and the humidity sensor 9 transmits the humidity data to the microcomputer, and the microcomputer judges. If the humidity reaches the set value of monitoring, it will issue a sound to the alarm 10; the microcomputer can be selected The model is a microcomputer of M72e; when the square frame 5 is not inserted into the square tube 3 for dehumidification, the humidity sensor 9 can monitor the air blown from the fan 4 into the box 1 in real time, and the alarm 10 sounds to remind the staff Insert the square frame 5 with desiccant 7 into the square tube 3 for dehumidification.

To further optimize the scheme, the adjustable installation mechanism includes a fixed installation plate 11 fixed horizontally on the side wall of the inner cavity of the box body 1, and an adjustable installation part is provided at the position above the fixed installation plate 11 in the inner cavity of the box body 1; the adjustable installation The upper part includes several groups of slide rails 12 fixed vertically and symmetrically on the side wall of the inner cavity of the box body 1. An adjustable mounting plate 13 is provided for horizontal sliding between the slide rails 12 on both sides. The top surface of the slide rail 12 is close to the door panel 14. A locking assembly is installed at one end; both the adjustable mounting plate 13 and the fixed mounting plate 11 are provided with through holes.

The fixed mounting plate 11 is defined above the air inlet 2, the humidity sensor 9, and the alarm 10, and can be used to install electrical components. The slide rails 12 on both sides of the same height form a group, and the adjustable mounting plate 13 can be placed on a set of slide rails. 12, and can be pulled out or inserted from the end of the slide rail 12 close to the door panel 14, the adjustable mounting plate 13 can be installed with electrical components, and the corresponding number of adjustable mounting plates 13 can be selected according to actual needs, in addition , the adjustable mounting plate 13 in one group of slide rails 12 is inserted into and out of other sets of slide rails 12 to realize the distance between the adjustable mounting plates 13 and between the adjustable mounting plate 13 and the fixed mounting plate 11, which is better To adapt to electrical components of different volumes, the locking assembly can limit the adjustable mounting plate 13 in the slide rail 12 without sliding out by itself.

In a further optimization scheme, the locking assembly includes two support plates 15 vertically fixed on the top surface of the slide rail 12, a support shaft 16 is fixedly connected between the two support plates 15, and a connecting plate 17 is rotatably installed on the support shaft 16. The end of the plate 17 away from the support shaft 16 extends out of the slide rail 12 and is fixedly connected with a baffle 18 , the bottom of the baffle 18 is lower than the top surface of the adjustable mounting plate 13 .

Two support plates 15 are arranged on the side of the top surface of the slide rail 12 close to the side wall of the box body 1, so that the connecting plate 17 can be horizontally overlapped on the top surface of the slide rail 12 without making the connecting plate 17 away from the side of the support shaft 16. One end rotates downwards all the time, when connecting plate 17 overlaps on slide rail 12 top surfaces, just in time level, baffle plate 18 can be blocked in adjustable mounting plate 13 near one end of door panel 14, prevents adjustable mounting plate 13 from slipping out.

To further optimize the scheme, the end of the square cylinder 3 away from the air inlet 2 is detachably installed with a filter 20; the filter 20 is buckled on the end of the square cylinder 3 away from the air inlet 2, and the filter 20 can filter out relatively large impurity particles. Reduce the damage to fan 4 or dehumidification components.

In a further optimized solution, several light bulbs 21 are installed on the side opposite to the door panel 14 in the inner cavity of the box body 1; the light bulbs 21 are used to provide lighting in the box body 1, which is convenient for the staff to work.

To further optimize the solution, a handle 22 is fixedly connected to the top surface of the square frame 5; the handle 22 can facilitate the staff to pull out the square frame 5.

When using the utility model, the utility model is installed in the train control room. In areas with low air humidity, the square frame 5 can be drawn out and placed in a sealed environment for storage. The fan 4 can normally send the outside air into the Cool down the electrical components in the box body 1, and the gas sent into the box body 1 will flow upwards. The air hole 19 flows out, and when the train travels slowly from the dry area to the wet area, the humidity sensor 9 continuously monitors the humidity of the air sent by the fan 4. When the set standard is exceeded, the alarm 10 will alarm, and the staff will bring the desiccant The square frame 5 of 7 is inserted into the square tube 3 to dehumidify the air and prevent moisture from entering the box 1. After dehumidification, the moisture in the gas will drop below the set value of the humidity sensor 9, and the alarm 10 will Will not call the police.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

The above-mentioned embodiment is only to describe the preferred mode of the present utility model, not to limit the scope of the present utility model. The various deformations and improvements mentioned above should all fall within the scope of protection determined by the claims of the present utility model.

Claims (7)

1. A rail transit power supply cabinet, its characterized in that includes: the humidity detection and alarm box comprises a box body (1), wherein any side face of the box body (1) is through and is provided with a door plate (14), the bottom of the side face of the box body (1) is provided with an air inlet (2), the top face of the box body is provided with a plurality of air outlet holes (19), the outer wall of the box body (1) is provided with a heat dissipation mechanism at the position of the air inlet (2), the bottom surface of the inner cavity of the box body (1) is provided with a humidity detection and alarm assembly, and the position of the inner cavity of the box body (1) above the air inlet (2) is provided with an adjustable installation mechanism;

the heat dissipation mechanism comprises a square cylinder (3) fixedly connected to the side face of the box body (1), a fan (4) is installed in the square cylinder (3), and a dehumidification assembly is detachably installed on one side, away from the air inlet (2), of the inner cavity of the square cylinder (3) and located on the fan (4);

the dehumidifying component comprises a square frame (5) which is vertically and slidably arranged in the inner cavity of the square barrel (3), gauze (6) is fixedly connected to two end faces of the square frame (5), and a drying agent (7) is filled in the square frame (5) at a position between the two gauzes (6); the top surface of the square frame (5) penetrates through the top surface of the square barrel (3), a cover plate (8) is hinged to the position, close to the square frame (5), of the top surface of the square barrel (3), and the cover plate (8) can completely cover the top surface of the square frame (5).

2. The rail transit power supply cabinet according to claim 1, wherein: the humidity detection alarm assembly comprises a humidity sensor (9) and an alarm (10), wherein the humidity sensor (9) and the alarm (10) are fixedly installed on the bottom surface of an inner cavity of the box body (1), and the humidity sensor (9) is electrically connected with the alarm (10).

3. The rail transit power supply cabinet according to claim 1, wherein: the adjustable mounting mechanism comprises a fixed mounting plate (11) horizontally and fixedly connected to the side wall of the inner cavity of the box body (1), and an adjustable mounting part is arranged at the position, above the fixed mounting plate (11), of the inner cavity of the box body (1); the adjustable mounting part comprises a plurality of groups of sliding rails (12) which are vertically and symmetrically fixedly connected to the side wall of the inner cavity of the box body (1), an adjustable mounting plate (13) is horizontally arranged between the sliding rails (12) on two sides in a sliding manner, and a locking assembly is mounted at one end, close to the door plate (14), of the top surface of each sliding rail (12); the adjustable mounting plate (13) and the fixed mounting plate (11) are provided with through holes.

4. The rail transit power supply cabinet according to claim 3, wherein: locking Assembly includes that vertical rigid coupling is in two extension boards (15) of slide rail (12) top surface, two the rigid coupling has back shaft (16) between extension board (15), rotate on back shaft (16) and install connecting plate (17), keep away from connecting plate (17) the one end of back shaft (16) is extended slide rail (12) and rigid coupling have baffle (18), the bottom of baffle (18) is less than the top surface of adjustable mounting panel (13).

5. The rail transit power supply cabinet according to claim 1, wherein: one end of the square cylinder (3) far away from the air inlet (2) is detachably provided with a filter screen (20).

6. The rail transit power supply cabinet according to claim 1, wherein: a plurality of bulbs (21) are installed on one side, opposite to the door plate (14), of the inner cavity of the box body (1).

7. The rail transit power supply cabinet according to claim 1, wherein: the top surface of the square frame (5) is fixedly connected with a handle (22).

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