Outdoor frequency conversion cabinet
By introducing rainproof and automatic dehumidification mechanisms into the outdoor frequency converter cabinet, the problem of rainwater entering the cabinet is solved, achieving safe protection and extended lifespan of the components, and improving the stability and energy-saving effect of the equipment.
Patent Information
- Application Number
- CN202422881572.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-11-26
AI Technical Summary
In heavy rain, rainwater can easily enter the interior of outdoor frequency converter cabinets through the heat dissipation channels, affecting the stability of equipment operation and the safety of components.
The design incorporates rainproof and automatic dehumidification mechanisms, including rain covers, electric dual-axis telescopic rods, gates, rainfall sensors, humidity sensors, duct fans, and semiconductor coolers, to achieve rainwater blocking and automatic dehumidification, protecting the components.
It effectively prevents rainwater from entering the cabinet, ensuring the safety of components, extending service life, and improving equipment stability and energy efficiency.
Smart Images
Figure CN223613198U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to an outdoor frequency conversion cabinet and belongs to the technical field of electrical equipment. BACKGROUND
[0002] The frequency conversion cabinet is a control cabinet for driving power devices by using frequency converters, has the characteristics of high efficiency and energy saving, and is widely used in the fields of farmland irrigation and fountain control. The frequency conversion cabinet forms a temperature difference closed-loop automatic control system by using frequency converters, PLCs, digital-analog conversion modules and other components, can automatically adjust the output flow of equipment, and thus realizes stable operation and high efficiency and energy saving. The energy saving effect is remarkable, and the energy saving rate can reach more than 30%, so the frequency conversion cabinet is widely used in the fields of central air conditioning systems, metallurgy, chemical industry, petroleum and water supply.
[0003] Rainwater can easily enter the inside of the cabinet from the heat dissipation grooves when it rains, and thus affects the stability of the operation of the frequency conversion cabinet. UTILITY MODEL CONTENTS
[0004] Based on the above background, the utility model aims to provide an outdoor frequency conversion cabinet to solve the problems in the background art.
[0005] In order to achieve the above utility model purposes, the utility model provides the following technical scheme.
[0006] An outdoor frequency conversion cabinet comprises a frequency conversion cabinet body, a rainproof mechanism is arranged on the frequency conversion cabinet body, and an automatic dehumidification mechanism is arranged on the frequency conversion cabinet body.
[0007] The rainproof mechanism comprises a rain cover, a supporting piece and a limiting strip, the rain cover is fixedly installed on the top of the frequency conversion cabinet body, a rainfall sensor is fixedly installed on the top of the rain cover, the supporting piece is fixedly installed on the side of the inner wall of the frequency conversion cabinet body, an electric double-shaft telescopic rod is fixedly installed on the inner wall of the supporting piece, a gate plate is fixedly installed on the telescopic end of the electric double-shaft telescopic rod, the limiting strip is fixedly installed on the side of the inner wall of the frequency conversion cabinet body, and the outer wall of the gate plate is slidably connected with the inner wall of the limiting strip.
[0008] As a preferred, the side, close to the inner wall of the frequency conversion cabinet body, of the gate plate is fixedly connected with a rubber plate, the side, away from the gate plate, of the rubber plate is movably connected with the side of the inner wall of the frequency conversion cabinet body, the front of the frequency conversion cabinet body is rotatably connected with a cabinet door, the side of the frequency conversion cabinet body is fixedly installed with a dust screen, and the side of the frequency conversion cabinet body is provided with a heat dissipation groove.
[0009] As preferred, the automatic dehumidifying mechanism comprises a first hollow strip, a second hollow strip and a humidity sensor, the first hollow strip is fixedly installed on the back of the inner wall of the frequency conversion cabinet, the second hollow strip is fixedly installed on the back of the inner wall of the frequency conversion cabinet and below the first hollow strip, and the humidity sensor is fixedly installed on the inner wall of the frequency conversion cabinet.
[0010] As preferred, the front of the first hollow strip and the front of the second hollow strip are fixedly connected with a shunt pipe, the back of the first hollow strip is fixedly connected with a first circulating pipe, the back of the second hollow strip is fixedly connected with a second circulating pipe, and the middle of the first circulating pipe and the middle of the second circulating pipe are fixedly connected with a check valve.
[0011] As preferred, the end of the second circulating pipe away from the second hollow strip is fixedly connected with a dehumidifying chamber, the top of the dehumidifying chamber is fixedly connected with a duct fan, and the end of the check valve away from the first hollow strip is fixedly connected with the top of the duct fan.
[0012] As preferred, the front of the inner wall of the dehumidifying chamber is fixedly connected with a heat exchange protrusion, the front of the dehumidifying chamber is fixedly installed with a semiconductor refrigerator, and the back of the dehumidifying chamber is movably inserted with a rubber plug.
[0013] As preferred, the bottom of the inner wall of the dehumidifying chamber is fixedly connected with a water blocking cylinder, the top of the water blocking cylinder is fixedly installed with a connecting rod, and the top of the connecting rod is fixedly installed with a water blocking cover.
[0014] Compared with the prior art, the utility model has the advantages of the following:
[0015] Through the design of the rain cover, rain can be blocked to some extent, the safety of the internal components of the frequency conversion cabinet is improved, through the design of the rainfall sensor, the rainfall condition can be monitored, and the electric double-shaft telescopic rod can be controlled to work when it rains, so that the gate plate slides in the inside of the limiting strip, the heat dissipation groove is closed by the gate plate and the rubber plate, the problem that rainwater flows into the frequency conversion cabinet from the heat dissipation groove is avoided, and the safety of the internal components of the frequency conversion cabinet is fully ensured. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only the embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creating labor.
[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;
[0018] Figure 2 It is a cut open structure schematic view of the frequency conversion cabinet cabinet body of the utility model;
[0019] Figure 3 It is a back structure schematic view of the first hollow strip rod and the second hollow strip rod of the utility model;
[0020] Figure 4 It is an internal structure schematic view of the dehumidification chamber of the utility model.
[0021] In the drawing: 1, frequency conversion cabinet cabinet body;11, cabinet door;12, dust screen;13, heat dissipation groove;2, rainproof mechanism;21, rain cover;22, rainfall sensor;23, support piece;24, electric double-shaft telescopic rod;25, gate;26, limit strip;3, automatic dehumidification mechanism;31, first hollow strip rod;32, second hollow strip rod;33, shunt pipe mouth;34, humidity sensor;35, first circulation pipe;36, second circulation pipe;37, check valve;38, pipeline fan;39, dehumidification chamber;391, heat exchange protrusion;392, semiconductor refrigerator;393, rubber plug;394, water blocking cylinder;395, connecting rod;396, water blocking cover. DETAILED DESCRIPTION
[0022] The technical scheme of the utility model will be further specifically explained below by means of specific embodiments and in conjunction with the drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of variation and / or change of the utility model will fall within the scope of protection of the utility model.
[0023] In the utility model, if not specified, all the parts, percentages are weight units, and the equipment and raw materials used can be purchased from the market or commonly used in the art. The methods in the following examples are conventional methods in the art unless otherwise specified. The components or equipment in the following examples are general standard components or components known to those skilled in the art unless otherwise specified, and their structure and principle can be known to the skilled person through technical manuals or obtained through conventional experimental methods.
[0024] The embodiments of the utility model will be described in detail below in conjunction with the drawings. In the following detailed description, many specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, one or more embodiments can be implemented by those skilled in the art without these specific details.
[0025] As Figures 1-4As shown, an outdoor frequency conversion cabinet includes a frequency conversion cabinet body 1, a rainproof mechanism 2 is arranged on the frequency conversion cabinet body 1, and an automatic dehumidification mechanism 3 is arranged on the frequency conversion cabinet body 1. The rainproof mechanism 2 includes a rain cover 21, a supporting piece 23 and a limiting strip 26, the rain cover 21 is fixedly installed on the top of the frequency conversion cabinet body 1, a rainfall sensor 22 is fixedly installed on the top of the rain cover 21, the supporting piece 23 is fixedly installed on the side of the inner wall of the frequency conversion cabinet body 1, an electric double-shaft telescopic rod 24 is fixedly installed on the inner wall of the supporting piece 23, a shutter 25 is fixedly installed on the telescopic end of the electric double-shaft telescopic rod 24, the limiting strip 26 is fixedly installed on the side of the inner wall of the frequency conversion cabinet body 1, the outer wall of the shutter 25 is slidably connected with the inner wall of the limiting strip 26, a controller is arranged in the frequency conversion cabinet body 1, the rainfall sensor 22 can be selected from an existing structure model M92598, the rainfall sensor 22 can monitor the rainfall condition and transmit the information to the controller through an electric signal, the controller controls the electric double-shaft telescopic rod 24 to work in extension when it rains, so that the shutter 25 slides on the inner side of the limiting strip 26, the heat dissipation groove 13 is closed, the problem that rainwater flows into the frequency conversion cabinet body 1 from the heat dissipation groove 13 is avoided, and the safety of the internal devices of the frequency conversion cabinet body 1 is fully ensured.
[0026] In the embodiment, the shutter 25 is fixedly connected with a rubber plate on the side close to the inner wall of the frequency conversion cabinet body 1, the rubber plate is movably connected between the side away from the shutter 25 and the side of the inner wall of the frequency conversion cabinet body 1, the front of the frequency conversion cabinet body 1 is rotatably connected with a cabinet door 11, a dust screen 12 is fixedly installed on the side of the frequency conversion cabinet body 1, and a heat dissipation groove 13 is arranged on the side of the frequency conversion cabinet body 1. The shutter 25 and the rubber plate can seal the heat dissipation groove 13, avoiding the problem that rainwater flows into the frequency conversion cabinet body 1 from the gap between the shutter 25 and the heat dissipation groove 13. The dust screen 12 can block the larger impurities in the external air, avoiding the problem that the impurities enter the inner cavity of the frequency conversion cabinet body 1 through the heat dissipation groove 13, causing damage to the devices in the frequency conversion cabinet body 1. The rain cover 21 can block the rainwater, increasing the safety of the devices in the frequency conversion cabinet body 1.
[0027] In the embodiment, the automatic dehumidification mechanism 3 comprises a first hollow rod 31, a second hollow rod 32 and a humidity sensor 34, the first hollow rod 31 is fixedly installed on the back of the inner wall of the variable frequency cabinet body 1, the second hollow rod 32 is fixedly installed on the back of the inner wall of the variable frequency cabinet body 1 and below the first hollow rod 31, the humidity sensor 34 is fixedly installed on the inner wall of the variable frequency cabinet body 1, the front of the first hollow rod 31 and the front of the second hollow rod 32 are fixedly connected with a shunt pipe 33, the back of the first hollow rod 31 is fixedly connected with a first circulating pipe 35, the back of the second hollow rod 32 is fixedly connected with a second circulating pipe 36, the middle part of the first circulating pipe 35 and the middle part of the second circulating pipe 36 are fixedly connected with a check valve 37, one end of the second circulating pipe 36 away from the second hollow rod 32 is fixedly connected with a dehumidification chamber 39, the top of the dehumidification chamber 39 is fixedly connected with a duct fan 38, one end of the check valve 37 away from the first hollow rod 31 is fixedly connected with the top of the duct fan 38, the front of the inner wall of the dehumidification chamber 39 is fixedly connected with a heat exchange protrusion 391, the front of the dehumidification chamber 39 is fixedly installed with a semiconductor refrigerator 392, the back of the dehumidification chamber 39 is movably inserted with a rubber plug 393, the bottom of the inner wall of the dehumidification chamber 39 is fixedly connected with a water blocking cylinder 394, the top of the water blocking cylinder 394 is fixedly installed with a connecting rod 395, the top of the connecting rod 395 is fixedly installed with a water blocking cover 396, the humidity sensor 34 is of an existing structure type and can be selected as HM1500, the humidity sensor 34 is used for monitoring the air humidity in the inner cavity of the variable frequency cabinet body 1 and transmitting the humidity data to the controller through an electric signal, when the humidity is large, the controller controls the duct fan 38 to work, extracts the air in the inner cavity of the variable frequency cabinet body 1, makes the air circulate in the inner cavity of the dehumidification chamber 39, controls the semiconductor refrigerator 392 to work at the same time, cools the inner cavity of the dehumidification chamber 39, the water vapor in the humid air is condensed in the inner cavity of the dehumidification chamber 39 and is converted into water and stays at the bottom of the inner cavity of the dehumidification chamber 39, realizes the function of automatic dehumidification, avoids the problem that the large humidity in the inner cavity of the variable frequency cabinet body 1 easily causes damage to the device, prolongs the service life of the device in the variable frequency cabinet body 1, through the cooperation of the water blocking cylinder 394, the connecting rod 395 and the water blocking cover 396, avoids the problem that the condensed water at the bottom of the inner cavity of the dehumidification chamber 39 flows back to the variable frequency cabinet body 1, when maintaining, the rubber plug 393 is pulled out from the back of the dehumidification chamber 39, the condensed water can be discharged.
[0028] The working principle of the outdoor frequency conversion cabinet is as follows: when the frequency conversion cabinet cabinet body 1 is used, the rainfall sensor 22 is used to monitor the rainfall condition, the controller is used to control the electric double-shaft telescopic rod 24 to work in an extended state, the gate plate 25 is driven to close the heat dissipation groove 13, the rainproof function is realized, the humidity sensor 34 is used to monitor the air humidity in the inner cavity of the frequency conversion cabinet cabinet body 1, when the humidity is large, the controller controls the pipeline fan 38 to work, the air in the frequency conversion cabinet cabinet body 1 is circulated in the inner cavity of the dehumidification chamber 39, the semiconductor refrigerator 392 is controlled to work, the inner cavity of the dehumidification chamber 39 is cooled, the water vapor in the humid air is condensed in the inner cavity of the dehumidification chamber 39, is converted into water and is left at the bottom of the inner cavity of the dehumidification chamber 39, and the automatic dehumidification function is realized.
[0029] The principle and implementation mode of the utility model are described by applying specific examples in the paper, and the above embodiment is only used for helping to understand the method and core idea of the utility model. It should be pointed out that, for ordinary skilled persons in the technical field, the utility model can be improved and modified in several ways without departing from the principle of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claim.
Claims
1. An outdoor variable frequency cabinet, comprising a variable frequency cabinet body (1), characterized in that: The variable frequency cabinet body (1) is provided with a rainproof mechanism (2), and the variable frequency cabinet body (1) is provided with an automatic dehumidification mechanism (3); The rainproof mechanism (2) comprises a rainproof cover (21), a supporting piece (23) and a limiting strip (26), the rainproof cover (21) is fixedly installed on the top of the variable frequency cabinet body (1), a rainfall sensor (22) is fixedly installed on the top of the rainproof cover (21), the supporting piece (23) is fixedly installed on the side of the inner wall of the variable frequency cabinet body (1), an electric double-shaft telescopic rod (24) is fixedly installed on the inner wall of the supporting piece (23), a gate plate (25) is fixedly installed on the telescopic end of the electric double-shaft telescopic rod (24), and the limiting strip (26) is fixedly installed on the side of the inner wall of the variable frequency cabinet body (1); and the outer wall of the gate plate (25) is in sliding connection with the inner wall of the limiting strip (26).
2. The outdoor variable frequency cabinet according to claim 1, characterized in that: The gate plate (25) is fixedly connected with a rubber plate on the side close to the inner wall of the variable frequency cabinet body (1), the rubber plate is movably connected between the side, away from the gate plate (25), of the variable frequency cabinet body (1) and the side of the inner wall of the variable frequency cabinet body (1), the front of the variable frequency cabinet body (1) is rotatably connected with a cabinet door (11), a dust screen (12) is fixedly installed on the side of the variable frequency cabinet body (1), and a heat dissipation groove (13) is formed in the side of the variable frequency cabinet body (1).
3. The outdoor variable frequency cabinet according to claim 1, characterized in that: The automatic dehumidification mechanism (3) comprises a first hollow strip rod (31), a second hollow strip rod (32) and a humidity sensor (34), the first hollow strip rod (31) is fixedly installed on the back of the inner wall of the variable frequency cabinet body (1), the second hollow strip rod (32) is fixedly installed on the back of the inner wall of the variable frequency cabinet body (1) and located below the first hollow strip rod (31), and the humidity sensor (34) is fixedly installed on the inner wall of the variable frequency cabinet body (1).
4. The outdoor variable frequency cabinet according to claim 3, characterized in that: The front of the first hollow strip rod (31) and the front of the second hollow strip rod (32) are fixedly connected with a shunt pipe (33), the back of the first hollow strip rod (31) is fixedly connected with a first circulating pipe (35), the back of the second hollow strip rod (32) is fixedly connected with a second circulating pipe (36), and the middle part of the first circulating pipe (35) and the middle part of the second circulating pipe (36) are fixedly connected with a check valve (37).
5. The outdoor variable frequency cabinet according to claim 4, characterized in that: One end of the second circulating pipe (36), away from the second hollow strip rod (32), is fixedly connected with a dehumidification chamber (39), the top of the dehumidification chamber (39) is fixedly connected with a pipeline fan (38), and the end of the check valve (37), away from the first hollow strip rod (31), is fixedly connected with the top of the pipeline fan (38).
6. The outdoor variable frequency cabinet according to claim 5, characterized in that: The front of the inner wall of the dehumidification chamber (39) is fixedly connected with a heat exchange protrusion (391), the front of the dehumidification chamber (39) is fixedly installed with a semiconductor refrigerator (392), and the back of the dehumidification chamber (39) movably inserts a rubber plug (393).
7. The outdoor variable frequency cabinet according to claim 5, characterized in that: The bottom of the inner wall of the dehumidification chamber (39) is fixedly connected with a water blocking cylinder (394), the top of the water blocking cylinder (394) is fixedly installed with a connecting rod (395), and the top of the connecting rod (395) is fixedly installed with a water blocking cover (396).