Non-return rainproof ventilation structure of high-voltage power distribution room
Technical Field
The utility model relates to the technical field of power distribution rooms, in particular to a non-return rainproof ventilation structure of a high-voltage power distribution room.
Background
The distribution room is called a distribution substation, and the definition of the distribution substation is as follows: the high-voltage distribution device is only provided with a high-voltage distribution device which plays roles of opening and closing and distributing electric energy, and a bus is not provided with a main transformer. The distribution substation is distinguished from the substation in that the distribution room has no transformers, and all transformers are transformed.
Rain protection of the vents of the important distribution equipment rooms is particularly important, and otherwise, short circuits, tripping and even fire can occur when rain water enters the distribution rooms in storms or typhoons in extreme weather.
Disclosure of Invention
The utility model aims to provide a non-return rainproof ventilation structure of a high-voltage power distribution room, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a contrary rain-proof ventilation structure that ends of high-voltage distribution room, includes the cabinet body, the front side of the cabinet body is equipped with the cabinet door, the right flank fixedly connected with of the cabinet body connects the water tank, connect the lower surface activity of water tank to alternate there is the depression bar, the top fixedly connected with closing plate of depression bar, the right flank fixed mounting of the cabinet body has touch switch, the right lateral wall fixed mounting of the cabinet body has the motor, the output fixedly connected with screw rod of motor, the right flank fixed connection of the cabinet body has the installing frame, the inner wall rotation of installing frame is connected with two and keeps off the rain the door, the surface of screw rod has two first swivel nut and second swivel nut respectively, it has the connecting rod to articulate between first swivel nut and the door that keeps off the rain, the right lateral wall fixedly connected with of the cabinet body deposits the cover, the upper surface activity that deposits the cover alternate there is the ventilative board that keeps off the rain.
Preferably, the upper surface of the cabinet body is provided with a water receiving tank, the water receiving tank is obliquely arranged right, a water outlet of the water receiving tank is positioned right above the water receiving tank, and the bottom end of the water receiving tank is communicated with a water outlet pipe.
Preferably, the sealing plate is matched with the water receiving tank, a first spring is fixedly connected between the sealing plate and the water receiving tank, a pressing block is fixedly connected to the bottom end of the pressing rod, the pressing block is located right above the touch switch, and the touch switch is electrically connected with the motor through a wire.
Preferably, a plurality of ventilation holes are formed in each of the two rain-shielding doors, the ventilation holes are distributed at equal intervals, and the sections of the ventilation holes are arranged in an S-shaped structure.
Preferably, the lower surface fixedly connected with connecting plate of ventilative board keeps off rain, fixedly connected with second spring between connecting plate and the storage cover, the left surface movable mounting who deposits the cover has the cardboard.
Preferably, a third spring is arranged between the clamping plate and the storage sleeve, and a clamping groove matched with the clamping plate is formed in the left side face of the rain-shielding ventilation plate.
Preferably, the right side face of the second swivel nut is fixedly connected with a push wheel, the bottom wall of the cabinet body is fixedly connected with a fixed rod, the outer surface of the fixed rod is sleeved with a sliding sleeve, and the sliding sleeve is fixedly connected with the second swivel nut.
Compared with the prior art, the utility model has the beneficial effects that:
1. the rain shielding device is simple in structure, when the rainwater is increased, the sealing plate moves downwards, the pressing rod drives the pressing block to move downwards, when the pressing block moves to be in contact with the touch switch, the touch switch works, an instruction is sent, the motor works, the screw rod is driven to rotate, the limiting effect of the fixing rod and the sliding sleeve is matched, the first screw sleeve and the second screw sleeve synchronously move downwards, when the first screw sleeve moves downwards, the connecting rod is matched to drive the rain shielding door to prop outwards, the rain shielding area is increased, and the ventilation hole with the S-shaped structure can also prevent the rainwater from entering the cabinet body when ventilation is realized;
2. when the second screw sleeve moves downwards, the push wheel is driven to move downwards, the clamping plate is extruded downwards, the clamping plate is separated from the clamping groove, the second spring is reset, the rain-shielding ventilation plate is driven to move upwards until the frame cover column is installed, so that rainwater is further prevented from penetrating, and the rain-proof ventilation effect is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of the internal structure of the cabinet of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.
In the figure: 1. a cabinet body; 2. a cabinet door; 3. a water receiving tank; 4. a water receiving tank; 5. a compression bar; 6. a sealing plate; 7. a first spring; 8. briquetting; 9. a touch switch; 10. a motor; 11. a water outlet pipe; 12. a screw; 13. a mounting frame; 14. a rain shield door; 15. a vent hole; 16. a first screw sleeve; 17. a connecting rod; 18. a storage sleeve; 19. a rain-shielding ventilation plate; 20. a connecting plate; 21. a second spring; 22. a second screw sleeve; 23. push wheel; 24. a clamping plate; 25. a third spring; 26. a clamping groove; 27. a fixed rod; 28. and a sliding sleeve.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a contrary rain-proof ventilation structure that ends of high voltage distribution room, including cabinet body 1, the front side of cabinet body 1 is equipped with cabinet door 2, the right flank fixedly connected with of cabinet body 1 connects water tank 3, the lower surface activity of water tank 3 alternates there is depression bar 5, the top fixedly connected with closing plate 6 of depression bar 5, the right flank fixed mounting of cabinet body 1 has touch switch 9, the right lateral wall fixed mounting of cabinet body 1 has motor 10, the output fixedly connected with screw rod 12 of motor 10, the right flank fixed connection of cabinet body 1 has installing frame 13, the inner wall rotation of installing frame 13 is connected with two and keeps off the rain door 14, the surface of screw rod 12 is threaded connection respectively has two first swivel nut 16 and second swivel nut 22, articulated between first swivel nut 16 and the keeping off rain door 14 has connecting rod 17, the right lateral wall fixedly connected with of cabinet body 1 deposits the cover 18, the upper surface activity of depositing the cover 18 alternates there is the ventilative board that keeps off the rain.
The upper surface of the cabinet body 1 is provided with a water receiving tank 4, the water receiving tank 4 is obliquely arranged right, a water outlet of the water receiving tank 4 is located right above the water receiving tank 3, a water outlet pipe 11 is communicated with the bottom end of the water receiving tank 3, a sealing plate 6 is matched with the water receiving tank 3, a first spring 7 is fixedly connected between the sealing plate 6 and the water receiving tank 3, a pressing block 8 is fixedly connected with the bottom end of a pressing rod 5, the pressing block 8 is located right above a touch switch 9, the touch switch 9 is electrically connected with a motor 10 through a wire, a plurality of ventilation holes 15 are formed in two rain-shielding doors 14, the ventilation holes 15 are distributed at equal intervals, the section of each ventilation hole 15 is in an S-shaped structure, a connecting plate 20 is fixedly connected with the lower surface of a rain-shielding ventilation plate 19, a second spring 21 is fixedly connected between the connecting plate 20 and a storage sleeve 18, a clamping plate 24 is movably mounted on the left side surface of the storage sleeve 18, a third spring 25 is arranged between the clamping plate 24 and the storage sleeve 18, a clamping groove 26 matched with the clamping plate 24 is formed in the left side surface of the storage sleeve 18, the right side of the second sleeve 22 is fixedly connected with a wheel cabinet 23, the bottom wall 1 is fixedly connected with a push rod 27, and a second sliding sleeve 28 is fixedly connected with a sliding sleeve 27 is fixedly connected with the bottom wall 27 of the sliding sleeve.
Working principle: when rainy and snowy weather, the rainwater above the cabinet body 1 can be collected through the setting of the water receiving tank 4 and the water receiving tank 3, at this moment, can extrude the sealing plate 6 because of the increase of gravity, make the depression bar 5 drive briquetting 8 and move downwards, after briquetting 8 moves to contact with touch switch 9, touch switch 9 works at this moment, the instruction is sent out, make motor 10 work, drive screw 12 and rotate, the spacing effect of cooperation dead lever 27 and sliding sleeve 28 at this moment, make first swivel nut 16 and second swivel nut 22 synchronous move downwards, when first swivel nut 6 moves downwards, can cooperate connecting rod 17 to drive the outside of weather shield 14 and strut this moment, thereby increase the area of keeping off the rain, and the ventilation hole that is S type structure setting can also block the rainwater and get into the inside of cabinet body 1 when second swivel nut 22 moves downwards, can drive push wheel 23 and move downwards, press cardboard 24 and draw-in groove 26 at this moment, second spring 21 resets, drive weather shield 19 and move upwards, thereby prevent the infiltration of rainwater from further improving ventilation post 13.
The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.