CN222463940U - MNS type cubical switchboard - Google Patents

MNS type cubical switchboard Download PDF

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Publication number
CN222463940U
CN222463940U CN202421434939.4U CN202421434939U CN222463940U CN 222463940 U CN222463940 U CN 222463940U CN 202421434939 U CN202421434939 U CN 202421434939U CN 222463940 U CN222463940 U CN 222463940U
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cabinet
plate
chamber
fixedly installed
screw
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Chinese (zh)
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张叶
卢春光
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Shanghai Delixi Group Co Ltd
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Shanghai Delixi Group Co Ltd
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Abstract

The utility model discloses an MNS type switch cabinet in the technical field of MNS power distribution cabinets, which comprises a cabinet body, wherein a supporting plate is fixedly arranged in an inner cavity of the cabinet body, the supporting plate vertically divides the inner cavity of the cabinet body into a bus chamber and a drawer chamber, a heat dissipation mechanism is arranged at the top of the bus chamber, the heat dissipation mechanism comprises a fixing plate, the fixing plate is fixedly arranged at the top of the cabinet body and is positioned right above the bus chamber, a plurality of heat dissipation fins are inserted at the surface of the fixing plate from left to right at equal intervals, a shell is fixedly arranged at the top of the cabinet body, the fixing plate is arranged at the top of the bus chamber, and a plurality of heat dissipation fins are inserted at the surface of the fixing plate.

Description

MNS type cubical switchboard
Technical Field
The utility model relates to the technical field of MNS power distribution cabinets, in particular to an MNS type switch cabinet.
Background
The MNS power distribution cabinet, MNS type low-voltage draw-out complete switch equipment (hereinafter referred to as a switch cabinet) is a high-grade low-voltage switch cabinet which is designed and improved and developed by referring to foreign MNS series low-voltage switch cabinets, meets the requirements of national standards GB7251, VDE660 and ZBK36001-89 'low-voltage draw-out complete switch equipment', and international standard IEC439 prescribes that the MNS type low-voltage switch cabinet is suitable for various power supply and power distribution, and can be widely applied to various low-voltage power distribution systems such as power plants, substations, industrial and mining enterprises, building hotels, municipal construction and the like.
The existing MNS switch cabinet top cover is of a flat plate structure without an open hole, has poor heat radiation capability, influences the service life of a bus room, and has high consumption on copper bars. To this end we propose a switch cabinet of the MNS type to solve the above mentioned problems.
Disclosure of utility model
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
Therefore, the utility model aims to provide an MNS type switch cabinet, which can solve the problems that the top cover of the existing MNS switch cabinet is of a flat plate structure without an open hole, the heat radiation capability is poor, the service life of a bus-bar chamber is influenced, and the consumption of copper bars is large.
In order to solve the technical problems, the utility model provides an MNS type switch cabinet, which adopts the following technical scheme that the MNS type switch cabinet comprises a cabinet body, wherein a supporting plate is fixedly arranged in an inner cavity of the cabinet body, the supporting plate vertically divides the inner cavity of the cabinet body into a bus chamber and a drawer chamber, and a heat dissipation mechanism is arranged at the top of the bus chamber;
The heat dissipation mechanism comprises a fixing plate, the fixing plate is fixedly arranged at the top of the cabinet body, the fixing plate is positioned right above the bus chamber, a plurality of cooling fins are inserted into the surface of the fixing plate from left to right at equal distance, a shell is fixedly arranged at the top of the cabinet body, a top cover is fixedly arranged at the top of the shell, and a plurality of ventilation holes are formed in four outer walls of the shell.
Optionally, the indoor chamber of drawer fixed mounting has the cabinet frame, cabinet frame inner chamber is from top to bottom fixed mounting has a plurality of ventilation boards, every a plurality of first vents have been seted up from front to back to ventilation board inner chamber, a plurality of second vents have all been seted up to cabinet frame left and right sides, every first vent is linked together with the second vent of corresponding position, and is adjacent be equipped with between the ventilation board and take out the cabinet.
Through adopting above-mentioned technical scheme, this scheme is equipped with the cabinet frame through at drawer indoor chamber to a plurality of ventilation boards are installed to cabinet frame inner chamber, and a plurality of first vents have been seted up to every ventilation board inside, have seted up a plurality of second vents in cabinet frame left and right sides, and every first vent is linked together with the second vent of corresponding position, thereby makes the cabinet frame wholly be ventilation form.
Optionally, two first limiting plates and two second limiting plates are respectively fixedly installed on the left side and the right side of the cabinet frame, the two first limiting plates are distributed on the left side of the cabinet frame up and down, and the two second limiting plates are distributed on the right side of the cabinet frame up and down.
Through adopting above-mentioned technical scheme, this scheme is through being equipped with two first limiting plates in the tank bracket left side, plays spacing effect to first movable plate, through being equipped with two second limiting plates in the tank bracket right side, plays spacing effect to the second movable plate.
Optionally, a first screw is rotatably connected between the inner wall of the upper side of the drawer chamber and the first limiting plate at the lowest position, and two first limiting rods are fixedly installed between the inner wall of the upper side of the drawer chamber and the first limiting plate at the lowest position, and the two first limiting rods are located on the front side and the rear side of the first screw.
Through adopting above-mentioned technical scheme, this scheme is through setting up first screw rod and two first gag lever posts, and first movable plate accessible first screw rod reciprocates to play the effect of stable removal through two first gag lever posts.
Optionally, first screw rod surface screw thread swing joint has first movable plate, first movable plate right side fixed mounting has the fan, both ends run through the first gag lever post surface of corresponding position around the first movable plate, and first movable plate and two first gag lever post slip settings.
Through adopting above-mentioned technical scheme, this scheme is through having the fan at first movable plate right side fixed mounting, and the fan can pass first vent and second vent with the wind flow to dispel the heat to the cabinet frame.
Optionally, a second screw rod is rotatably connected between the inner wall of the upper side of the drawer chamber and the second limiting plate at the lowest position, and two second limiting rods are fixedly installed between the inner wall of the upper side of the drawer chamber and the second limiting plate at the lowest position, and the two second limiting rods are located on the front side and the rear side of the second screw rod.
Through adopting above-mentioned technical scheme, this scheme is through setting up the second screw rod, and the second movable plate can reciprocate on the second screw rod surface to through setting up two second gag lever posts, two second gag lever posts can play the effect of stable removal to the second movable plate.
Optionally, second screw rod surface screw thread swing joint has the second movable plate, the second movable plate right side rotates and is connected with the cleaning brush, a plurality of heat extraction openings have been seted up on cabinet body right side, cleaning brush surface laminating is in heat extraction opening left side, and cleaning brush rolls and sets up in heat extraction opening left side.
Through adopting above-mentioned technical scheme, this scheme is through having seted up a plurality of heat extraction openings on cabinet body right side, when the dust is piled up on heat extraction opening surface, the accessible cleaning brush rolls on heat extraction opening surface, with the dust adhesion to play the effect of dust removal.
Optionally, the drawer room downside inner wall surface fixed mounting has the motor, motor output fixed connection is in the second screw rod bottom, first screw rod and second screw rod top all fixed mounting have the axle sleeve, two be equipped with the belt between the axle sleeve.
Through adopting above-mentioned technical scheme, this scheme is through setting up the motor, and the motor starts and drives the second screw rod and rotate, and equal fixed mounting in second screw rod and first screw rod top has the axle sleeve, is equipped with the belt between two axle sleeves, so when the second screw rod rotates, drives first screw rod rotation simultaneously.
In summary, the utility model has the beneficial effects that 1, the fixing plate is arranged at the top of the bus chamber, the plurality of radiating fins are inserted on the surface of the fixing plate, when the temperature in the bus chamber is too high, the radiating fins can radiate outwards, heat is concentrated in the shell through the radiating fins, and the ventilation holes are formed in the surface of the shell, so that the heat radiation is carried out to the outside, the current-carrying capacity of the main bus bar can be improved, the consumption of copper bars is saved, and the service life of the MNS switch cabinet is prolonged.
2. Through at first screw rod surface screw thread swing joint has first movable plate to first movable plate right side fixed mounting has the fan, and the fan can dispel the heat to the cabinet frame, and heat is removed to cabinet body right side through first vent and second vent, finally passes the outside heat dissipation of the heat extraction opening on cabinet body right side, through being equipped with the second movable plate on the second screw rod surface, the second movable plate right side rotates to be connected with the cleaning brush, and the accessible cleaning brush rolls at heat extraction opening surface, with the dust adhesion, thereby plays the effect of dust removal, and mutually support with the fan, improves the radiating effect to the cabinet frame greatly, has realized the heat dissipation dust removal protection to the cabinet frame.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the inside of the overall structure of the present utility model;
FIG. 3 is a schematic view showing the surface structure of a fixing plate according to the present utility model;
FIG. 4 is a top cross-sectional view of the cabinet of the utility model;
FIG. 5 is a right side cross-sectional view of the cabinet of the utility model;
FIG. 6 is a right side cross-sectional view of yet another cabinet of the utility model;
Fig. 7 is a schematic diagram of a cabinet frame according to the present utility model.
The reference numerals comprise 1, a cabinet body, 2, a supporting plate, 3, a bus chamber, 4, a drawer chamber, 5, a radiating fin, 6, a shell, 7, a top cover, 8, a vent hole, 9, a cabinet frame, 10, a ventilation plate, 11, a first vent hole, 12, a second vent hole, 13, a drawer cabinet, 14, a first limiting plate, 15, a second limiting plate, 16, a first screw rod, 17, a first limiting rod, 18, a first moving plate, 19, a fan, 20, a second screw rod, 21, a second limiting rod, 22, a second moving plate, 23, a cleaning brush, 24, a heat discharging opening, 25, a motor, 26, a shaft sleeve, 27, a belt, 28 and a fixed plate.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-7.
1-2, In order to solve the problems that in the prior MNS switch cabinet, a top cover is of a flat plate structure without an open hole, the heat dissipation capacity is poor, the service life of a bus room is influenced, the consumption of copper bars is large, the utility model discloses an MNS switch cabinet,
The novel intelligent cabinet temperature control device comprises a cabinet body 1, wherein a supporting plate 2 is fixedly arranged in an inner cavity of the cabinet body 1, the supporting plate 2 vertically divides the inner cavity of the cabinet body 1 into a bus chamber 3 and a drawer chamber 4, and a heat dissipation mechanism is arranged at the top of the bus chamber 3;
the heat dissipation mechanism comprises a fixing plate 28, the fixing plate 28 is fixedly arranged at the top of the cabinet body 1, the fixing plate 28 is positioned right above the bus chamber 3, a plurality of heat dissipation fins 5 are inserted into the surface of the fixing plate 28 from left to right at equal distance, a shell 6 is fixedly arranged at the top of the cabinet body 1, a top cover 7 is fixedly arranged at the top of the shell 6, and a plurality of ventilation holes 8 are formed in the outer walls of four sides of the shell 6.
The bus bar cooling device has the specific working principle that when the internal temperature of the bus bar chamber 3 is too high, heat can be dissipated outwards through the cooling fins 5, the heat is concentrated in the shell 6 through the cooling fins 5, and the ventilation holes 8 are formed in the surface of the shell 6, so that the heat is dissipated to the outside, the current-carrying capacity of the main bus bar can be improved by about 10% at the ambient temperature of 40 ℃, and the consumption of copper bars is saved.
In order to solve the problem of low heat dissipation efficiency caused by dust accumulation at the heat dissipation port of the existing MNS switch cabinet in this embodiment, referring to fig. 2-7, based on the same concept as that of the first embodiment, the MNS switch cabinet further includes:
The inner cavity of the drawer chamber 4 is fixedly provided with a cabinet frame 9, a plurality of ventilation plates 10 are fixedly arranged in the inner cavity of the cabinet frame 9 from top to bottom, a plurality of first ventilation openings 11 are formed in the inner cavity of each ventilation plate 10 from front to back, a plurality of second ventilation openings 12 are formed in the left side and the right side of the cabinet frame 9, each first ventilation opening 11 is communicated with the corresponding second ventilation opening 12, and a drawer 13 is arranged between the adjacent ventilation plates 10.
Two first limiting plates 14 and two second limiting plates 15 are respectively fixedly arranged on the left side and the right side of the cabinet frame 9, the two first limiting plates 14 are distributed on the left side of the cabinet frame 9 up and down, and the two second limiting plates 15 are distributed on the right side of the cabinet frame 9 up and down.
A first screw rod 16 is rotatably connected between the upper inner wall of the drawer chamber 4 and the first limiting plate 14 at the lowest position, two first limiting rods 17 are fixedly arranged between the upper inner wall of the drawer chamber 4 and the first limiting plate 14 at the lowest position, and the two first limiting rods 17 are positioned on the front side and the rear side of the first screw rod 16.
The surface thread swing joint of first screw rod 16 has first movable plate 18, and first movable plate 18 right side fixed mounting has fan 19, and first movable plate 18 front and back both ends run through the first gag lever post 17 surface of corresponding position to first movable plate 18 and two first gag lever post 17 slip settings.
A second screw rod 20 is rotatably connected between the upper inner wall of the drawer chamber 4 and the lowest second limiting plate 15, two second limiting rods 21 are fixedly arranged between the upper inner wall of the drawer chamber 4 and the lowest second limiting plate 15, and the two second limiting rods 21 are positioned on the front side and the rear side of the second screw rod 20.
The second screw 20 surface screw thread swing joint has second movable plate 22, and second movable plate 22 right side rotates and is connected with cleaning brush 23, and a plurality of heat extraction openings 24 have been seted up on cabinet body 1 right side, and cleaning brush 23 surface laminating is in heat extraction opening 24 left side to cleaning brush 23 roll and set up in heat extraction opening 24 left side.
The inner wall surface of the lower side of the drawer chamber 4 is fixedly provided with a motor 25, the output end of the motor 25 is fixedly connected to the bottom end of the second screw rod 20, the top ends of the first screw rod 16 and the second screw rod 20 are fixedly provided with shaft sleeves 26, and a belt 27 is arranged between the two shaft sleeves 26.
The specific working principle is that the motor 25 is started to drive the second screw rod 20 to rotate, shaft sleeves 26 are fixedly arranged at the top ends of the second screw rod 20 and the first screw rod 16, and a belt 27 is arranged between the two shaft sleeves 26, so that when the second screw rod 20 rotates, the first screw rod 16 is driven to rotate, the first screw rod 16 rotates to drive the first moving plate 18 to move up and down, at the moment, the fan 19 on the right side of the first moving plate 18 moves up and down to blow against the first ventilation opening 11 and the second ventilation opening on the cabinet frame 9, so that heat is radiated outwards through the first ventilation opening 11 and the second ventilation opening 12 through the heat radiation opening 24 on the right side of the cabinet body 1, and when the second screw rod 20 rotates, the second moving plate 22 is driven to move up and down, and the cleaning brush 23 is driven to roll on the left side of the heat radiation opening 24 to adhere dust, thereby playing a role in dedusting.
The above embodiments are not intended to limit the scope of the utility model, so that the equivalent changes of the structure, shape and principle of the utility model are covered by the scope of the utility model.

Claims (8)

1.一种MNS型开关柜,包括柜体(1),其特征在于:所述柜体(1)内腔固定安装有支撑板(2),所述支撑板(2)将柜体(1)内腔上下分为母线室(3)和抽屉室(4),所述母线室(3)顶部设有散热机构;1. An MNS type switch cabinet, comprising a cabinet (1), characterized in that: a support plate (2) is fixedly installed in the inner cavity of the cabinet (1), and the support plate (2) divides the inner cavity of the cabinet (1) into a busbar chamber (3) and a drawer chamber (4) in upper and lower parts, and a heat dissipation mechanism is provided on the top of the busbar chamber (3); 散热机构包括固定板(28),所述固定板(28)固定安装在柜体(1)顶部,并且所述固定板(28)位于母线室(3)正上方,所述固定板(28)表面由左至右等距离的插设有多个散热片(5),所述柜体(1)顶部固定安装有壳体(6),所述壳体(6)顶部固定安装有顶盖(7),所述壳体(6)四侧外壁均开设有多个通风孔(8)。The heat dissipation mechanism comprises a fixing plate (28), the fixing plate (28) being fixedly mounted on the top of the cabinet (1), and the fixing plate (28) being located directly above the busbar chamber (3), a plurality of heat sinks (5) being inserted at equal distances from left to right on the surface of the fixing plate (28), a shell (6) being fixedly mounted on the top of the cabinet (1), a top cover (7) being fixedly mounted on the top of the shell (6), and a plurality of ventilation holes (8) being provided on the outer walls of four sides of the shell (6). 2.根据权利要求1所述的一种MNS型开关柜,其特征在于:所述抽屉室(4)内腔固定安装有柜架(9),所述柜架(9)内腔由上至下固定安装有多个通风板(10),每个所述通风板(10)内腔由前至后开设有多个第一通风口(11),所述柜架(9)左右两侧均开设有多个第二通风口(12),每个所述第一通风口(11)与对应位置的第二通风口(12)相连通,相邻的所述通风板(10)之间设有抽柜(13)。2. An MNS type switch cabinet according to claim 1, characterized in that: a cabinet frame (9) is fixedly installed in the inner cavity of the drawer chamber (4), and a plurality of ventilation plates (10) are fixedly installed in the inner cavity of the cabinet frame (9) from top to bottom, and a plurality of first ventilation holes (11) are opened in the inner cavity of each ventilation plate (10) from front to back, and a plurality of second ventilation holes (12) are opened on both sides of the cabinet frame (9), and each of the first ventilation holes (11) is connected to the second ventilation hole (12) at the corresponding position, and a drawer (13) is provided between adjacent ventilation plates (10). 3.根据权利要求2所述的一种MNS型开关柜,其特征在于:所述柜架(9)左右两侧分别固定安装有两个第一限位板(14)和两个第二限位板(15),两个所述第一限位板(14)上下分布在柜架(9)左侧,两个所述第二限位板(15)上下分布在柜架(9)右侧。3. An MNS type switch cabinet according to claim 2, characterized in that: two first limit plates (14) and two second limit plates (15) are fixedly installed on the left and right sides of the cabinet frame (9), respectively, the two first limit plates (14) are distributed up and down on the left side of the cabinet frame (9), and the two second limit plates (15) are distributed up and down on the right side of the cabinet frame (9). 4.根据权利要求1所述的一种MNS型开关柜,其特征在于:所述抽屉室(4)上侧内壁与最下方的第一限位板(14)之间转动连接有第一螺杆(16),并且所述抽屉室(4)上侧内壁与最下方的第一限位板(14)之间固定安装有两个第一限位杆(17),两个所述第一限位杆(17)位于第一螺杆(16)的前后两侧。4. An MNS type switch cabinet according to claim 1, characterized in that: a first screw (16) is rotatably connected between the upper inner wall of the drawer chamber (4) and the first limit plate (14) at the bottom, and two first limit rods (17) are fixedly installed between the upper inner wall of the drawer chamber (4) and the first limit plate (14) at the bottom, and the two first limit rods (17) are located on the front and rear sides of the first screw (16). 5.根据权利要求4所述的一种MNS型开关柜,其特征在于:所述第一螺杆(16)表面螺纹活动连接有第一移动板(18),所述第一移动板(18)右侧固定安装有风机(19),所述第一移动板(18)前后两端贯穿对应位置的第一限位杆(17)表面,并且所述第一移动板(18)与两个第一限位杆(17)滑动设置。5. An MNS type switch cabinet according to claim 4, characterized in that: a first movable plate (18) is movably connected to the surface of the first screw rod (16) by a thread, a fan (19) is fixedly installed on the right side of the first movable plate (18), front and rear ends of the first movable plate (18) penetrate the surface of the first limiting rod (17) at the corresponding position, and the first movable plate (18) and the two first limiting rods (17) are slidably arranged. 6.根据权利要求1所述的一种MNS型开关柜,其特征在于:所述抽屉室(4)上侧内壁与最下方第二限位板(15)之间转动连接有第二螺杆(20),并且所述抽屉室(4)上侧内壁与最下方的第二限位板(15)之间固定安装有两个第二限位杆(21),两个所述第二限位杆(21)位于第二螺杆(20)的前后两侧。6. An MNS type switch cabinet according to claim 1, characterized in that: a second screw (20) is rotatably connected between the upper inner wall of the drawer chamber (4) and the lowermost second limit plate (15), and two second limit rods (21) are fixedly installed between the upper inner wall of the drawer chamber (4) and the lowermost second limit plate (15), and the two second limit rods (21) are located on the front and rear sides of the second screw (20). 7.根据权利要求6所述的一种MNS型开关柜,其特征在于:所述第二螺杆(20)表面螺纹活动连接有第二移动板(22),所述第二移动板(22)右侧转动连接有清洁毛刷(23),所述柜体(1)右侧开设有多个排热口(24),所述清洁毛刷(23)表面贴合于排热口(24)左侧,并且所述清洁毛刷(23)滚动设置在排热口(24)左侧。7. An MNS type switch cabinet according to claim 6, characterized in that: a second movable plate (22) is movably connected to the surface of the second screw rod (20) by a thread, a cleaning brush (23) is rotatably connected to the right side of the second movable plate (22), a plurality of heat exhaust ports (24) are opened on the right side of the cabinet body (1), a surface of the cleaning brush (23) is attached to the left side of the heat exhaust port (24), and the cleaning brush (23) is rollingly arranged on the left side of the heat exhaust port (24). 8.根据权利要求5所述的一种MNS型开关柜,其特征在于:所述抽屉室(4)下侧内壁表面固定安装有电机(25),所述电机(25)输出端固定连接于第二螺杆(20)底端,所述第一螺杆(16)和第二螺杆(20)顶端均固定安装有轴套(26),两个所述轴套(26)之间设有皮带(27)。8. An MNS type switch cabinet according to claim 5, characterized in that: a motor (25) is fixedly installed on the inner wall surface of the lower side of the drawer chamber (4), the output end of the motor (25) is fixedly connected to the bottom end of the second screw (20), and the top ends of the first screw (16) and the second screw (20) are fixedly installed with shaft sleeves (26), and a belt (27) is provided between the two shaft sleeves (26).
CN202421434939.4U 2024-06-21 2024-06-21 MNS type cubical switchboard Active CN222463940U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421434939.4U CN222463940U (en) 2024-06-21 2024-06-21 MNS type cubical switchboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421434939.4U CN222463940U (en) 2024-06-21 2024-06-21 MNS type cubical switchboard

Publications (1)

Publication Number Publication Date
CN222463940U true CN222463940U (en) 2025-02-11

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ID=94448128

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Application Number Title Priority Date Filing Date
CN202421434939.4U Active CN222463940U (en) 2024-06-21 2024-06-21 MNS type cubical switchboard

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Country Link
CN (1) CN222463940U (en)

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