CN215497726U

CN215497726U - Power cabinet

Info

Publication number: CN215497726U
Application number: CN202122285412.2U
Authority: CN
Inventors: 薛海忠
Original assignee: Zhonghao Tianjin Electric Power Science And Technology Co ltd
Current assignee: Zhonghao Tianjin Electric Power Science And Technology Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-01-11
Anticipated expiration: 2031-09-22

Abstract

The utility model provides a power cabinet, which comprises a cabinet body, wherein exhaust grids are fixedly connected to two sides of the cabinet body, and the power cabinet also comprises: the top protection assembly is connected to the top of the cabinet body and used for preventing the cabinet body from being wetted due to contact with rainwater; the air cooling assembly comprises an exhaust frame connected to the top of the cabinet body and a heat dissipation mechanism connected to the inner wall of the cabinet body and used for discharging heat in the cabinet body, and the heat dissipation mechanism is matched with the exhaust grille; the heat dissipation protection component is connected to the side wall of the cabinet body and used for preventing rainwater from entering the cabinet body through the exhaust grids, and the heat dissipation protection component corresponds to the exhaust grids; the jacking assembly is connected to the side wall of the cabinet body, the jacking assembly corresponds to the heat dissipation protection assembly, and the output end of the jacking assembly is connected with the top protection assembly and the heat dissipation protection assembly respectively. The utility model can be protected independently, when the rain falls into strong rainfall, the side wall heat dissipation is converted into the top exhaust frame heat dissipation, the waterproof performance is greatly improved, and the heat dissipation function is not influenced.

Description

Power cabinet

Technical Field

The utility model relates to the field of power equipment, in particular to a power cabinet.

Background

The power cabinet is an electrical control cabinet combination for providing power for normal operation of the whole machine, and comprises a contactor, a frequency converter, a high-voltage cabinet, a transformer and the like, wherein the power cabinet can be divided into an outdoor power cabinet and an indoor power cabinet, can be divided into a suspension type power cabinet and a floor type power cabinet from the installation aspect, and can be divided into a power cabinet and a power box from the size aspect.

Through retrieval, a Chinese patent with a utility model number of CN202020286616.0 discloses a power cabinet, which relates to the technical field of power equipment and comprises a cabinet body, wherein a protection device is arranged on the cabinet body, the protection device comprises a first cover plate and a second cover plate which have the same structure, one side of the first cover plate and one side of the second cover plate which are connected with each other are hinged, the other side of the first cover plate and the other side of the second cover plate are respectively provided with a first protection plate and a second protection plate, and the first protection plate and the second protection plate are respectively hinged with the first cover plate and the second cover plate; offer the through-hole that supplies first guard plate and second guard plate to pass on the fixed plate, still include the bolt, the top of fixed plate is provided with first bolt hole, is provided with the second bolt hole on first guard plate and the second guard plate. The power cabinet is provided with the cover plate and the protection plate, when the power cabinet is in rainy days, the first cover plate and the second cover plate are lifted upwards, the protection plate penetrates through the through hole in the fixing plate and is inclined, and finally the protection plate is fixed by the bolt, so that rainwater flows down along the cover plate and the protection plate, and the cabinet body is not affected with damp.

However, the device still has the following defects when in use: 1. when strong rainfall weather occurs, rainwater easily enters the cabinet body from the exhaust grids arranged on the side wall of the cabinet body, and internal elements are damaged; 2. when raining, the top protection plate needs to be manually supported, the operation is complex, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the power cabinet is provided aiming at the problems that rainwater is easy to enter the cabinet body from the exhaust grille arranged on the side wall of the cabinet body, internal elements are damaged, the operation is complex, and the practicability is low.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the power cabinet, including the cabinet body, the equal fixedly connected with exhaust grille in both sides of the cabinet body still includes:

the top protection assembly is connected to the top of the cabinet body and used for preventing the cabinet body from being wetted due to contact with rainwater;

the air cooling assembly comprises an exhaust frame connected to the top of the cabinet body and a heat dissipation mechanism connected to the inner wall of the cabinet body and used for discharging heat inside the cabinet body, and the heat dissipation mechanism is matched with the exhaust grille;

the heat dissipation protection assembly is connected to the side wall of the cabinet body and used for preventing rainwater from entering the cabinet body through the exhaust grids, and the heat dissipation protection assembly corresponds to the exhaust grids;

the jacking assembly is connected to the side wall of the cabinet body and corresponds to the heat dissipation protection assembly, and the output end of the jacking assembly is connected with the top protection assembly and the heat dissipation protection assembly respectively.

According to the preferable technical scheme, the heat dissipation mechanism comprises a heat dissipation frame, an exhaust fan and a ventilation pipe, the heat dissipation frame is fixedly connected to the inner wall of the cabinet body, the exhaust fan is arranged in the heat dissipation frame, and two ends of the ventilation pipe are respectively connected with the heat dissipation frame and the exhaust frame.

As a preferable technical scheme, the heat dissipation protection assembly comprises a sliding frame and a baffle, the sliding frame is fixedly connected to the side wall of the cabinet body and corresponds to the exhaust grille, and the baffle is connected to the inside of the sliding frame in a sliding mode.

According to a preferable technical scheme, the top protection assembly comprises a first protection plate, a second protection plate and a support frame, sliding grooves are formed in two sides of the first protection plate and two sides of the second protection plate, the first protection plate and the second protection plate are fixedly connected to the side wall of the cabinet body through the support frame, the support frame is connected with the first protection plate and the second protection plate in a sliding mode through the sliding grooves, and the first protection plate and the second protection plate are hinged through hinges.

As a preferable technical scheme, the jacking assembly comprises a lifting rod, a screw rod, a driving block and a guide frame, the lifting rod and the screw rod are rotatably connected with the outer wall of the cabinet body through a connecting frame, the guide frame is fixedly connected with the outer wall of the lifting rod, the driving block is in threaded connection with the outer wall of the screw rod and is matched with the guide frame, and two ends of the lifting rod are respectively and fixedly connected with the baffle and the hinge.

According to the preferred technical scheme, the side wall of the cabinet body is fixedly connected with the motor, the output end of the motor is connected with the two groups of screw rods through the belt, the top of the first protection plate is further provided with a rainfall sensor, and the rainfall sensor is electrically connected with the motor.

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

in the scheme of the utility model:

1. through the synchronous motion of the arranged baffle and the first protection plate and the second protection plate, when heavy rainfall occurs, the first protection plate and the second protection plate are arched, the exhaust grille is blocked by the ascending of the baffle, the side wall heat dissipation is converted into the top exhaust frame heat dissipation, the waterproof function is realized, the heat dissipation function is not influenced, and the problem that rainwater easily enters the cabinet body from the exhaust grille arranged on the side wall of the cabinet body and damages internal elements when the heavy rainfall occurs in the prior art is solved;

2. through the rainfall sensor who sets up, can be according to setting for the rainfall size, judge by oneself whether need expand first guard plate and second guard plate, through the lifter up-and-down motion, drive first guard plate and second guard plate and baffle motion, realized independently protecting, need not artifical the participation, when having solved among the prior art rain, need the manual work to prop up the top guard plate, and the operation is complicated, the lower problem of practicality.

Drawings

FIG. 1 is a schematic view of the overall structure of a power cabinet provided by the present invention;

FIG. 2 is a front view of a cross-sectional structure of the power cabinet provided by the present invention;

FIG. 3 is a rear view of a cross-sectional structure of the power cabinet provided by the present invention;

FIG. 4 is a front view of the overall structure of the power cabinet provided by the present invention;

FIG. 5 is a side view of the overall structure of the power cabinet provided by the present invention;

fig. 6 is a schematic diagram of the driving block and the guide frame.

The following are marked in the figure:

10. a cabinet body; 110. an exhaust grill; 120. an exhaust frame; 130. a motor; 140. a rainfall sensor; 20. a heat dissipation frame; 210. an exhaust fan; 220. a vent pipe; 30. a carriage; 310. a baffle plate; 40. a first guard plate; 410. a second guard plate; 420. a support frame; 430. a hinge; 50. a lifting bar; 510. a screw; 520. a drive block; 530. a guide frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the embodiments of the present invention and the features and technical solutions thereof may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and such terms are used for convenience of description and simplification of the description, and do not refer to or imply that the devices or elements 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. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and fig. 2, the present embodiment provides a power cabinet, which includes a cabinet body 10, and exhaust grilles 110 are fixedly connected to both sides of the cabinet body 10, and further includes:

the top protection component is connected to the top of the cabinet body 10 and used for preventing the cabinet body 10 from being wetted due to contact with rainwater;

the air cooling assembly comprises an exhaust frame 120 connected to the top of the cabinet body 10 and a heat dissipation mechanism connected to the inner wall of the cabinet body 10 and used for discharging heat inside the cabinet body 10, and the heat dissipation mechanism is matched with the exhaust grille 110;

the heat dissipation protection component is connected to the side wall of the cabinet body 10 and used for preventing rainwater from entering the cabinet body 10 from the exhaust grille 110, and the heat dissipation protection component corresponds to the exhaust grille 110;

jacking subassembly, connect in cabinet body 10 lateral wall, jacking subassembly is corresponding with heat dissipation protection component, jacking subassembly output is connected with top protection component and heat dissipation protection component respectively, when meetting the heavy rainfall, convert into the heat dissipation of top exhaust frame 120 by the lateral wall heat dissipation, do not influence the heat dissipation function when waterproof, when having solved among the prior art when meetting the heavy rainfall weather, the rainwater gets into cabinet body 10 from exhaust grille 110 that cabinet body 10 lateral wall set up easily, cause the problem of damage to internal component.

As shown in fig. 2 and 4, as a preferred embodiment, based on the above manner, the heat dissipation mechanism further includes a heat dissipation frame 20, an exhaust fan 210 and a ventilation pipe 220, the heat dissipation frame 20 is fixedly connected to the inner wall of the cabinet 10, the exhaust fan 210 is disposed inside the heat dissipation frame 20, two ends of the ventilation pipe 220 are respectively connected to the heat dissipation frame 20 and the exhaust frame 120, when the exhaust grill 110 is covered, the exhaust fan 210 exhausts the internal high temperature from the exhaust frame 120 through the ventilation pipe 220, and the heat dissipation is converted from the side wall heat dissipation to the top exhaust frame 120 heat dissipation, so that the heat dissipation function is not affected while the water is prevented.

As shown in fig. 1 to 5, as a preferred embodiment, based on the above manner, further, the heat dissipation protection assembly includes a sliding frame 30 and a baffle 310, the sliding frame 30 is fixedly connected to a side wall of the cabinet 10 and corresponds to the exhaust grille 110, the baffle 310 is slidably connected to an inside of the sliding frame 30, a length and a width of the baffle 310 are both greater than a length and a width of the exhaust grille 110, and the baffle 310 shields the exhaust grille 110 in heavy rainfall to prevent water from entering the inside of the cabinet 10 through the exhaust grille 110, thereby greatly increasing a waterproof property of the device.

As shown in fig. 1 to 5, as a preferred embodiment, on the basis of the above manner, further, the top protection assembly includes a first protection plate 40, a second protection plate 410 and a support frame 420, the upper surfaces of the first protection plate 40 and the second protection plate 410 can be covered and arranged with an integral protection soft layer, for example, a flexible metal sheet is used, both sides of the first protection plate 40 and the second protection plate 410 are provided with sliding grooves, the first protection plate 40 and the second protection plate 410 are fixedly connected to the side wall of the cabinet 10 through the support frame 420, the support frame 420 is connected with the first protection plate 40 and the second protection plate 410 in a sliding manner through the sliding grooves, the first protection plate 40 and the second protection plate 410 are hinged through a hinge 430, the first protection plate 40 and the second protection plate 410 are inclined in a rainfall state, rainwater flows down along the integral protection soft layer on the upper surface, and cannot damp inside the cabinet 10, meanwhile, the baffle 310 completely overlaps the exhaust grill 110, shielding the exhaust grill 110 and preventing rainwater from entering the cabinet 10 through the exhaust grill 110.

As shown in fig. 3-5, as a preferred embodiment, on the basis of the above-mentioned manner, further, the jacking assembly includes a lifting rod 50, a screw 510, a driving block 520 and a guiding frame 530, the lifting rod 50 and the screw 510 are both rotatably connected to the outer wall of the cabinet 10 through a connecting frame, the guiding frame 530 is fixedly connected to the outer wall of the lifting rod 50, the driving block 520 is threadedly connected to the outer wall of the screw 510, and the driving block 520 is matched with the guiding frame 530, the guiding frame 530 is a rectangular narrow frame, a rod 5201 is arranged inside the driving block 520 and is inserted into the rectangular hole slot 530 of the guiding frame for matching, both ends of the lifting rod 50 are respectively and fixedly connected to the baffle 310 and the hinge 430, when raining weather occurs, the raining amount reaches the setting amount of the rainfall sensor 140, the motor 130 is started, the two sets of screws 510 are driven by a belt to rotate, the driving block 520 threadedly connected to the outer wall of the screw 510 to move, and further drive the lifting rod 50 to move upwards under the action of the guiding frame 530, and then the hinge 430 fixedly connected with the lifting rod 50 and the baffle plate 310 are driven to move upwards, and further the first protection plate 40 and the second protection plate 410 are driven to arch under the action of the support frame 420, when the lifting rod 50 moves to the maximum, the first protection plate 40 and the second protection plate 410 are inclined, rainwater flows down along the flow, the interior of the cabinet 10 cannot be affected with damp, the baffle plate 310 completely coincides with the exhaust grille 110, the exhaust grille 110 is shielded, and rainwater is prevented from entering the interior of the cabinet 10 through the exhaust grille 110.

As shown in fig. 1 and fig. 3, as a preferred embodiment, on the basis of the above manner, further, the side wall of the cabinet 10 is fixedly connected with the motor 130, the output end of the motor 130 is connected with the two sets of screws 510 through the belt, the top of the first protection plate 40 is further provided with the rainfall sensor 140, the rainfall sensor 140 is electrically connected with the motor 130, when rainfall weather occurs, the rainfall sensor 140 controls the motor 130 to start and stop through rainfall, so that the autonomous protection is realized, manual participation is not needed, and the problems that when raining in the prior art, the top protection plate needs to be manually supported, the operation is complex, and the practicability is low are solved.

Specifically, this power cabinet is when using: under a normal state, the first protection plate 40 and the second protection plate 410 are in a horizontal state, the exhaust frame 120 is pressed, the exhaust frame 120 is closed, heat inside the cabinet 10 is exhausted from the exhaust grille 110 through the exhaust fan 210, the inside of the cabinet 10 is always at a proper temperature, damage to electrical elements is avoided, when rainfall weather occurs, the rainfall reaches the setting value of the rainfall sensor 140, the motor 130 is started, the two groups of screw rods 510 are driven to rotate through a belt, the driving block 520 in threaded connection with the outer wall of the screw rods 510 is driven to move, the lifting rod 50 is driven to move upwards under the action of the guide frame 530, the hinge 430 fixedly connected with the lifting rod 50 and the baffle plate 310 are driven to move upwards, the first protection plate 40 and the second protection plate 410 are driven to arch up under the action of the support frame 420, when the lifting rod 50 moves to the maximum limit, the first protection plate 40 and the second protection plate 410 are inclined, rainwater is along flowing down, can not cause the internal wet of cabinet 10, baffle 310 completely with exhaust grille 110 coincidence, cover exhaust grille 110, avoid the rainwater to get into cabinet 10 inside by exhaust grille 110, and simultaneously, after exhaust grille 110 is covered, exhaust fan 210 discharges inside high temperature through ventilation pipe 220 by exhaust frame 120, convert top exhaust frame 120 heat dissipation into by the lateral wall heat dissipation, do not influence the heat dissipation function when having realized waterproof, when meetting strong rainfall weather among the prior art, the rainwater gets into cabinet 10 from exhaust grille 110 that cabinet 10 lateral wall set up easily, cause the problem of damage to internal component.

The above embodiments are only used for illustrating the utility model and not for limiting the technical solutions described in the utility model, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement of the present invention is made; all such modifications and variations are intended to be included herein within the scope of this disclosure and the appended claims.

Claims

1. The utility model provides a power cabinet, includes the cabinet body (10), its characterized in that, the equal fixedly connected with exhaust grille (110) in both sides of the cabinet body (10) still includes:

the top protection component is connected to the top of the cabinet body (10) and used for preventing the cabinet body (10) from being wetted due to contact with rainwater;

the air cooling assembly comprises an exhaust frame (120) connected to the top of the cabinet body (10) and a heat dissipation mechanism connected to the inner wall of the cabinet body (10) and used for discharging heat inside the cabinet body (10), and the heat dissipation mechanism is matched with the exhaust grille (110);

the heat dissipation protection component is connected to the side wall of the cabinet body (10) and used for preventing rainwater from entering the cabinet body (10) through the exhaust grille (110), and the heat dissipation protection component corresponds to the exhaust grille (110);

the jacking assembly is connected to the side wall of the cabinet body (10), the jacking assembly corresponds to the heat dissipation protection assembly, and the output end of the jacking assembly is connected with the top protection assembly and the heat dissipation protection assembly respectively.

2. The power cabinet according to claim 1, wherein the heat dissipation mechanism comprises a heat dissipation frame (20), an exhaust fan (210) and a ventilation pipe (220), the heat dissipation frame (20) is fixedly connected to the inner wall of the cabinet body (10), the exhaust fan (210) is arranged inside the heat dissipation frame (20), and two ends of the ventilation pipe (220) are respectively connected with the heat dissipation frame (20) and the exhaust frame (120).

3. A power cabinet according to claim 1, wherein the heat dissipation protection assembly comprises a sliding frame (30) and a baffle (310), the sliding frame (30) is fixedly connected to the side wall of the cabinet body (10) and corresponds to the exhaust grille (110), and the baffle (310) is slidably connected to the inside of the sliding frame (30).

4. The power cabinet according to claim 1, wherein the top protection assembly comprises a first protection plate (40), a second protection plate (410) and a support frame (420), sliding grooves are formed in two sides of the first protection plate (40) and the second protection plate (410), the first protection plate (40) and the second protection plate (410) are fixedly connected to the side wall of the cabinet body (10) through the support frame (420), the support frame (420) is connected with the first protection plate (40) and the second protection plate (410) in a sliding mode through the sliding grooves, and the first protection plate (40) is hinged to the second protection plate (410) through a hinge (430).

5. The power cabinet of claim 1, wherein the jacking assembly comprises a lifting rod (50), a screw (510), a driving block (520) and a guide frame (530), the lifting rod (50) and the screw (510) are both rotatably connected with the outer wall of the cabinet (10) through a connecting frame, the guide frame (530) is fixedly connected with the outer wall of the lifting rod (50), the driving block (520) is in threaded connection with the outer wall of the screw (510), the driving block (520) is matched with the guide frame (530), and two ends of the lifting rod (50) are respectively and fixedly connected with the baffle (310) and the hinge (430).

6. The power cabinet according to claim 4, characterized in that a motor (130) is fixedly connected to the side wall of the cabinet body (10), the output end of the motor (130) is connected with two sets of screws (510) through a belt, a rainfall sensor (140) is further arranged at the top of the first protection plate (40), and the rainfall sensor (140) is electrically connected with the motor (130).