CN219164054U - Relay protection screen cabinet - Google Patents

Abstract

The application provides a relay protection screen cabinet, including the cabinet body and be used for holding relay protection device's a plurality of quick-witted casees, the cabinet body includes the casing and is used for the cabinet door of switching casing, and a plurality of quick-witted case intervals are placed in the casing, are equipped with first ventilation hole on the cabinet door, are equipped with first fan on the casing, and the installation interval of two adjacent quick-witted casees is 1U ~ 3U. The utility model provides a relay protection screen cabinet is interior to be held and is used for holding relay protection device's quick-witted case, sets up first ventilation hole on the cabinet door, sets up first fan on the casing, starts first fan for in the air gets into the casing from first ventilation hole, the air flow in the casing is accelerated, in order to dispel the heat relay protection device. The installation interval between two adjacent cases is set to be 1U-3U, and the heat dissipation effect of the relay protection device is guaranteed simultaneously under the condition that the internal space of the relay protection screen cabinet is fully utilized by setting the installation interval between the cases in the interval range.

Description

Relay protection screen cabinet

Technical Field

The application belongs to the technical field of relay protection, and more specifically relates to a relay protection screen cabinet.

Background

Along with the digitization and the intellectualization of the power grid relay protection device, the relay protection device realizes the optical fiber communication between the spacer layer and the process layer by configuring the optical module, and the whole heating power of the relay protection device is improved due to the fact that the heating power of the optical module is larger. When the temperature of the relay protection device is increased by 10 ℃ during normal operation, the service life of the device can be greatly shortened or even halved. At present, most relay protection screen cabinets are of a traditional mode, heat dissipation is poor, temperature rise of a relay protection device is obvious after an optical module is configured, the temperature of the device is too high, the service life of the device is influenced slightly, the device is abnormal and even is halted, protection refusal is easy to cause, and accident events are caused.

Disclosure of Invention

An aim of the embodiment of the application is to provide a relay protection screen cabinet to solve the relay protection screen cabinet heat dissipation that exists among the prior art relatively poor, lead to relay protection device high temperature's problem.

In order to achieve the above purpose, the technical scheme adopted in the embodiment of the application is as follows: the utility model provides a relay protection screen cabinet, including the cabinet body and be used for holding relay protection device's a plurality of quick-witted casees, the cabinet body includes the casing and is used for the cabinet door of switching casing, and a plurality of quick-witted casees interval are placed in the casing, are equipped with first ventilation hole on the cabinet door, are equipped with first fan on the casing, and the installation interval of two adjacent quick-witted casees is 1U ~ 3U.

In one embodiment, the mounting spacing of two adjacent chassis is 2U.

In one embodiment, the relay protection cabinet further comprises a fan assembly mounted in the enclosure, the fan assembly being disposed above the topmost enclosure.

In one embodiment, the fan assembly includes a housing mounted in the enclosure and a second fan disposed in the housing.

In one embodiment, the top of the casing is provided with a second ventilation hole, and a dust screen is detachably arranged at the second ventilation hole.

In one embodiment, the first fan is disposed at the top of the housing.

In one embodiment, the filter screen is detachably mounted at the first ventilation hole and the second ventilation hole.

In one embodiment, the chassis is provided with a heat dissipation aperture.

In one embodiment, the number of the heat dissipation holes is a plurality, and the plurality of heat dissipation holes are arranged on the chassis in an array manner.

In one embodiment, the number of the first ventilation holes is a plurality, and the plurality of first ventilation holes are arranged on the cabinet door in an array mode.

The beneficial effect of relay protection screen cabinet that this application embodiment provided lies in: compared with the prior art, the relay protection screen cabinet of the application is provided with the plurality of cabinets for containing the relay protection device, heat generated during operation of the relay protection device is transferred to the shell, the cabinet door is provided with the first vent hole, the shell is provided with the first fan, air enters the shell from the first vent hole by starting the first fan, air in the shell is accelerated to flow, and then the air is discharged to dissipate heat of the relay protection device. The installation interval between two adjacent cases is set to be 1U-3U, and the heat dissipation effect of the relay protection device is guaranteed simultaneously under the condition that the internal space of the relay protection screen cabinet is fully utilized by setting the installation interval between the cases in the interval range.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required for the description of the embodiments or exemplary techniques will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.

Fig. 1 is a schematic diagram of a front view structure of a relay protection cabinet provided in an embodiment of the present application;

fig. 2 is a schematic top view structure of a relay protection cabinet provided in an embodiment of the present application;

fig. 3 is a simple schematic diagram of an internal structure of a relay protection cabinet according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a chassis provided in an embodiment of the present application;

fig. 5 is a schematic front view of a smart lock assembly according to an embodiment of the present disclosure;

wherein, each reference sign in the figure:

100-relay protection screen cabinet;

10-a cabinet body; 11-a housing; 12-a cabinet door; 13-a first vent; 14-a first fan; 15-a dust screen;

20-a case; 21-heat dissipation holes;

30-a fan assembly;

40-an intelligent lock control assembly; 41-a lock control base; 42-control buttons; 43-control piece; 44-opening holes.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one unless specifically defined otherwise.

In the description of the present application, it should be understood that the terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either 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 communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Reference in the specification to "one embodiment," "some embodiments," or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

The english letters used in the present application are explained as follows:

u is a unit used to represent the size of the chassis and is an abbreviation for unit. The chassis is sized so that the chassis is sized to fit within the cabinet. The space inside the cabinet is also generally marked with U as a unit. 1 u= 4.445cm, i.e. 1U means 4.445cm.

Referring to fig. 1 to 3, a description will now be given of a relay protection panel 100 provided in the present application. The relay protection cabinet 100 comprises a cabinet body 10 and a cabinet 20, wherein the cabinet 20 is used for accommodating a relay protection device, and as can be understood, the relay protection device is an automatic device which can timely send out signals when faults such as disconnection, short circuit, grounding and the like of a power grid, a power plant, a substation and electrical equipment occur, overload and overheat and the like do not normally run, and can automatically trip a circuit breaker to cut off a fault path, and the relay protection device is usually composed of a plurality of relays with different functions. The cabinet body 10 comprises a cabinet shell 11 and a cabinet door 12, the cabinet door 12 is used for opening and closing the cabinet shell 11, a plurality of cabinets 20 are placed in the cabinet shell 11 at intervals so as to facilitate placement and heat dissipation of the cabinets 20, a first ventilation hole 13 is formed in the cabinet door 12, a first fan 14 is arranged on the cabinet shell 11, the relay protection device is placed in the relay protection screen cabinet 100, more heat is generated when the relay protection device works, the heat is transferred into the cabinet shell 11, the first fan 14 is started, air enters the cabinet shell 11 from the first ventilation hole 13, air in the cabinet shell 11 is accelerated to flow, and then the air is discharged so as to dissipate the heat of the relay protection device. The installation interval between two adjacent cases 20 is 1U-3U, and the heat dissipation effect of the relay protection device is guaranteed by setting the installation interval between the cases 20 in the interval range under the condition of fully utilizing the internal space of the relay protection screen cabinet 100.

Compared with the prior art, the relay protection screen cabinet 100 provided by the application has a plurality of cabinets 20 for holding relay protection device in the relay protection screen cabinet 100 of this application, and the heat transfer that relay protection device during operation produced is to in the casing 11, sets up first ventilation hole 13 on cabinet door 12, sets up first fan 14 on casing 11, through starting first fan 14 for in the air gets into casing 11 from first ventilation hole 13, the air flow in the casing 11 is accelerated, then discharges air, in order to dispel the heat to relay protection device. The installation interval between two adjacent cases 20 is set to be 1U-3U, and the heat dissipation effect of the relay protection device is guaranteed simultaneously by setting the installation interval between the cases 20 in the interval range under the condition of fully utilizing the internal space of the relay protection screen 100.

It can be understood that a plurality of communication optical modules are arranged on the relay protection device, the number of the communication optical modules can be accurately set according to actual engineering requirements, the number of unnecessary standby communication optical modules is reduced, the heating power of the relay protection device is reduced, and meanwhile, the production and manufacturing cost is also reduced.

In one embodiment, chassis 20 is removably mounted in chassis 11, for example, chassis 20 may be secured in chassis 11 by screws to achieve a secure mounting of chassis 20.

Alternatively, the case 20 and the case 11 may be connected by a fastening structure, that is, two sides of the case 20 are provided with protruding edges, and a slot is provided on the case 11 corresponding to the protruding edges, when the case 20 is mounted on the case 11, the protruding edges on the case 20 are inserted into the slots on the case 11, so that the case 20 is fixed in the case 11.

In one embodiment, referring to fig. 3, the installation space between two adjacent cabinets 20 is 2U, so that the internal space of the relay protection cabinet 100 is fully utilized, and the heat dissipation effect of the relay protection device is ensured.

In one embodiment, referring to fig. 3, the relay protection cabinet 100 further includes a fan assembly 30, the fan assembly 30 is installed in the casing 11, and the fan assembly 30 is located above the top-most casing 20, when the relay protection device works, the fan assembly 30 is started, and the fan assembly 30 absorbs heat of the lower casing 20 and emits from above the fan assembly 30, so that heat dissipation of the relay protection device can be accelerated.

Further, the fan assembly 30 includes a frame mounted in the housing 11 and a second fan disposed in the frame. In some embodiments, a plurality of second fans, e.g., two, three, four, etc., may be provided on the fan assembly 30 to ensure better heat dissipation.

In one embodiment, referring to fig. 3, the fan assembly 30 is disposed at a distance of 1U above the chassis 20, so that the first fan 14 can radiate heat from the chassis 20, and the space occupied by the interior of the chassis 11 can be reduced.

In one embodiment, the top of the casing 11 is provided with the second ventilation hole, and the second ventilation hole is arranged at the top of the casing 11, so that the area of the second ventilation hole can be increased, the flow area of air is further increased, and the heat dissipation effect is enhanced. The dust screen 15 is detachably mounted at the second ventilation hole, and it can be understood that, here, taking the state of placing when the relay protection cabinet 100 is in normal working state as an example, dust easily falls into the casing 11 from the second ventilation hole at the top of the casing 11, and then falls onto the relay protection device, when dust accumulation is more, the working state of the relay protection device can be affected, and the dust screen 15 is detachably mounted at the second ventilation hole inside the casing 11, so that the dust can be prevented from falling into the casing 11 to affect the working of the relay protection device.

In one embodiment, referring to fig. 2, the first fan 14 is disposed at the top of the housing 11, so that air flows into and is discharged from the first ventilation hole 13 more efficiently, thereby enhancing the heat dissipation effect.

In one embodiment, the first ventilation hole 13 and the second ventilation hole are detachably provided with filter screens, so that dust in the air can be filtered when the air enters the casing 11 from the first ventilation hole 13 and the second ventilation hole, and dust accumulation in the relay protection screen cabinet 100 is reduced.

Optionally, a heat dissipation fan may be further disposed on the side of the housing 11 according to requirements, so as to enhance the heat dissipation effect.

In one embodiment, referring to fig. 4, a heat dissipation hole 21 is provided on the chassis 20 to facilitate the relay protection device to more quickly and efficiently dissipate heat.

Further, the number of the heat dissipation holes 21 is plural, and the plurality of heat dissipation holes 21 are arranged on the chassis 20 in an array, so as to facilitate production and manufacture.

Further, the diameter of the heat dissipation holes 21 is 2.2mm, and the distance between two adjacent heat dissipation holes 21 is 7.6mm.

Further, the number of the heat dissipation holes 21 is 51 along the length direction of the case 20, and the number of the heat dissipation holes 21 is 20 along the width direction of the case 20, so that the area of the heat dissipation holes 21 is increased as much as possible, and the heat dissipation effect is ensured.

In one embodiment, the upper and lower end surfaces of the case 20 are provided with heat dissipation holes 21 to better ensure heat dissipation.

In one embodiment, the number of the first ventilation holes 13 is plural, and the plural first ventilation holes 13 are arranged on the cabinet door 12 in an array, so as to facilitate production and manufacture.

It will be appreciated that the cabinet door 12 has two doors, and the two doors 12 are provided with a plurality of first ventilation holes 13. Of course, the cabinet door 12 may be a single door, which also has the effect of opening and closing the housing 11.

Further, each of the first ventilation holes 13 has a rectangular shape, and the first ventilation holes 13 have a length of 3mm and a width of 30mm.

Further, in the first vent holes 13 distributed in an array: each row has 31 first ventilation holes 13, and each column has 60 first ventilation holes 13, so that the cabinet door 12 is fully utilized as much as possible, the area of the first ventilation holes 13 is increased, and the heat dissipation effect is ensured. Of course, the number of first vents 13 on both cabinets is the same. Of course, the size and number of the first ventilation holes 13 may be set according to the actual area of the cabinet door 12 of the relay protection cabinet 100.

In one embodiment, the power of the first fan 14 is 18w and the power of the second fan is 23w.

In one embodiment, a temperature control system is disposed in the relay protection cabinet 100, and the temperature control system is electrically connected with the first fan 14 and the second fan, so that when the relay protection cabinet 100 is powered on, the temperature control system can monitor the temperature in the relay protection cabinet 100 in real time, and when the temperature in the relay protection cabinet 100 exceeds a preset value, the temperature control system can control the first fan 14 and the second fan to work, so that the air flow in the relay protection cabinet 100 is enhanced, and the heat dissipation and temperature control are realized.

In one embodiment, the temperature control system includes a temperature sensor and a temperature controller, the temperature sensor and the temperature controller being electrically connected. The temperature sensor collects the temperature in the relay protection cabinet 100 and transmits the temperature to the temperature controller, and the temperature controller controls the shutdown and the startup of the first fan 14 and the second fan.

In an embodiment, referring to fig. 1 and 5, the relay protection cabinet 100 is further provided with an intelligent lock control assembly 40, the intelligent lock control assembly 40 is electrically connected with a temperature control system, the intelligent lock control assembly 40 is used for controlling opening and closing of the cabinet door 12, when the temperature control system monitors that the temperature in the casing 11 exceeds a preset value, the temperature control system transmits a signal to the intelligent lock control assembly 40, and the intelligent lock control assembly 40 controls the cabinet door 12 to be opened so as to improve the heat dissipation space of the cabinet.

Further, the intelligent lock control assembly 40 comprises an intelligent lock, a lock control base 41, a control button 42 and a control piece 43, wherein the intelligent lock is installed in the lock control base 41, a through hole is formed in the intelligent lock, an opening 44 is formed in the lock control base 41, and a screw sequentially penetrates through the opening 44 and the through hole to fix the intelligent lock. The control piece 43 is electrically connected with the temperature control system, the control piece 43 is used for receiving a temperature signal from the temperature control system, and when the temperature signal output by the temperature control system exceeds a preset value, the control piece 43 controls the intelligent lock to automatically unlock so as to better dissipate heat. The control button 42 may facilitate manual unlocking so that an operator may open the cabinet door 12 at any time.

The foregoing description of the preferred embodiments is merely exemplary in nature and is in no way intended to limit the utility model, since it is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a relay protection screen cabinet, includes the cabinet body and is used for holding relay protection device's a plurality of quick-witted casees, the cabinet body includes the casing and is used for the switching the cabinet door of casing, a plurality of machine case interval place in the casing, its characterized in that: the cabinet door is provided with a first vent hole, the cabinet is provided with a first fan, and the installation interval between two adjacent cabinets is 1U-3U.

2. The relay protection cabinet of claim 1, wherein: the installation interval between two adjacent chassis is 2U.

3. The relay protection cabinet of claim 1, wherein: the relay protection screen cabinet further comprises a fan assembly arranged in the shell, and the fan assembly is arranged above the top-most machine case.

4. A relay protection cabinet according to claim 3, wherein: the fan assembly includes a frame mounted in the housing and a second fan disposed in the frame.

5. The relay protection cabinet of claim 1, wherein: the top of casing is equipped with the second ventilation hole, second ventilation hole department demountable installation dust screen.

6. The relay protection cabinet of claim 1, wherein: the first fan is arranged at the top of the shell.

7. The relay protection cabinet of claim 5, wherein: the first ventilation hole and the second ventilation hole are detachably provided with a filter screen.

8. The relay protection cabinet of any of claims 1-7, wherein: and the chassis is provided with heat dissipation holes.

9. The relay protection cabinet of claim 8, wherein: the number of the radiating holes is multiple, and the radiating holes are arranged on the chassis in an array mode.

10. The relay protection cabinet of any of claims 1-7, wherein: the number of the first ventilation holes is multiple, and the first ventilation holes are arranged on the cabinet door in an array mode.

Images