CN217063032U

CN217063032U - Electricity-saving ventilation device of frequency conversion cabinet

Info

Publication number: CN217063032U
Application number: CN202220888237.8U
Authority: CN
Inventors: 许礼本; 蒋大山; 段应松
Original assignee: Nanjing Bensen Automation Equipment Co ltd
Current assignee: Nanjing Bensen Automation Equipment Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-07-26
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a economize on electricity ventilation unit of inverter cabinet relates to inverter cabinet technical field. The utility model comprises a cabinet body and a frequency converter body arranged on the rear wall of the cabinet body; an air inlet hole is formed in one side wall of the cabinet body; the air inlet hole is arranged below the frequency converter body; an air outlet is arranged on the top wall of the cabinet body; the air outlet is arranged right above the frequency converter body; the air outlet is connected with the upper part of the frequency converter body through an air duct; the side wall of the air duct is enclosed by iron sheets; the upper edge of the iron sheet is connected to the periphery of the air outlet through a first positioning assembly and a second positioning assembly; the lower edge of iron sheet passes through the third locating component and connects in the upper portion periphery of converter body. The utility model discloses a wind channel is connected the air outlet with the upper portion of converter body to the realization can accelerate the heat that discharge converter body during operation produced to the one-way ventilation cooling of converter body, has higher market using value.

Description

Electricity-saving ventilation device of frequency conversion cabinet

Technical Field

The utility model belongs to the technical field of the inverter cabinet, especially, relate to a economize on electricity ventilation unit of inverter cabinet.

Background

At present, frequency conversion cabinet's among the prior art ventilation cooling structure generally is that both sides open the tripe hole below the cupboard, then the roof at the cupboard installation fan, this kind of structure not only forms the short current very easily, make the heat in the cupboard can not be fine distribute away, and can lead to a large amount of heat aggregations in the cupboard, the inside fan heat dissipation that only leans on the converter is the heat effluvium that is not enough to produce the converter work, lead to reporting the trouble because of the converter is overheated very easily, also can influence the life of components and parts in the cupboard simultaneously, cause very big influence to the production of enterprise. Therefore, there is a need to develop an energy-saving ventilation device for a frequency conversion cabinet to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a economize on electricity ventilation unit of inverter cabinet, its purpose is in order to solve the technical problem who provides among the above-mentioned background art.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a power-saving ventilation device of a frequency conversion cabinet, which comprises a cabinet body and a frequency converter body arranged on the rear wall of the cabinet body; a heat radiation fan is arranged in the upper part of the frequency converter body; an air inlet hole is formed in one side wall of the cabinet body; the air inlet hole is formed below the frequency converter body; an air outlet is formed in the top wall of the cabinet body; the air outlet is arranged right above the frequency converter body; the air outlet is connected with the upper part of the frequency converter body through an air duct; the side wall of the air duct is enclosed by iron sheets; the upper edge of the iron sheet is connected to the periphery of the air outlet through a first positioning assembly and a second positioning assembly; the lower edge of iron sheet passes through the third locating component and connects in the upper portion periphery of converter body.

As a preferred technical scheme of the utility model, the top wall cover of the cabinet body is provided with an exhaust box with an open bottom structure; the air outlet is arranged on the inner side of the exhaust box; an air exhaust hole is formed in one side wall of the air exhaust box.

As a preferred technical solution of the present invention, the first positioning assembly is disposed inside the iron sheet; the first positioning component comprises four first supporting blocks in a gamma type structure; a first mounting block is fixed on the inner side of the first supporting block; the first mounting block is provided with a first suction accessory; the first suction piece is attached to the top wall of the cabinet body; two ends of the first supporting block are provided with first bearing parts; a first connecting rod corresponding to the first bearing part is arranged between every two adjacent first supporting blocks; two ends of the first connecting rod are respectively inserted into the first bearing parts of two adjacent first supporting blocks in a penetrating manner; two ends of the first connecting rod are sleeved with first limiting sleeves; the first limiting sleeve is arranged between the two first bearing parts of the first supporting block; a plurality of first locating blocks used for locating the iron sheet are sleeved on the first connecting rod side by side.

As a preferred technical solution of the present invention, the second positioning assembly is disposed outside the iron sheet; the second positioning assembly includes four second supporting blocks in a gamma type structure; a second mounting block is fixed on the outer side of the second supporting block; the second mounting block is provided with a second adsorption piece; the second adsorption piece is attached to the top wall of the cabinet body; two ends of the second supporting block are provided with second bearing parts; a second connecting rod corresponding to the second bearing part is arranged between every two adjacent second supporting blocks; two ends of the second connecting rod are respectively inserted into the second bearing parts of two adjacent second supporting blocks in a penetrating manner; two ends of the second connecting rod are sleeved with second limiting sleeves; the second limiting sleeve is arranged between the two second bearing parts of the second supporting block; and a plurality of second positioning blocks for positioning the iron sheet are sleeved on the second connecting rod side by side.

As an optimized technical solution of the present invention, the first adsorbing member and the second adsorbing member are sucking discs or magnets.

As a preferred technical solution of the present invention, the third positioning assembly is disposed outside the iron sheet; the third positioning assembly includes four third supporting blocks in a gamma type structure; both ends of the third supporting block are provided with third bearing parts; a third connecting rod is arranged between every two adjacent third supporting blocks; two ends of the third connecting rod are respectively inserted in the third bearing parts of the two adjacent third supporting blocks in a penetrating manner; two ends of the third connecting rod are sleeved with third limiting sleeves; the third limiting sleeve is arranged between the two third bearing parts of the third supporting block; and a plurality of third positioning blocks for positioning the iron sheet are sleeved on the third connecting rod side by side.

As a preferred technical solution of the present invention, the second connecting rod and the third connecting rod are elastic rods; the first connecting rod is in threaded fit with the first limiting sleeve; the second connecting rod is in threaded fit with the second limiting sleeve; and the third connecting rod is in threaded fit with the third limiting sleeve.

As a preferred technical solution of the present invention, the first connecting rod is in clearance fit with the first bearing portion; the second connecting rod is in clearance fit with the second bearing part; the third connecting rod is in clearance fit with the third bearing part.

The utility model discloses following beneficial effect has:

1. the utility model discloses a wind channel is connected the air outlet with the upper portion of converter body to the realization can accelerate the heat that discharge converter body during operation produced to the one-way ventilation cooling of converter body, has not only avoided the short current phenomenon, and the using electricity wisely has also prolonged the life of converter body and has reduced the fault rate moreover, and the practicality is stronger, has higher market using value.

2. The utility model discloses an utilize the iron sheet to enclose into the lateral wall in wind channel to utilize first locating component and second locating component to connect the top edge of iron sheet in the periphery of air outlet and utilize the third locating component to connect the lower limb of iron sheet in the upper portion periphery of converter body, thereby the formation and the installation in the wind channel of being convenient for can be adapted to the converter body of connecting different mounted positions, also be convenient for simultaneously adjust the horizontal cross section size in wind channel, satisfy the user demand of not unidimensional converter body.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the power-saving ventilation device of the frequency conversion cabinet of the present invention.

Fig. 2 is a front view of the structure of fig. 1.

Fig. 3 is a position relationship diagram between the air outlet and the air duct of the present invention.

Fig. 4 is a schematic structural view of the air duct of the present invention.

Fig. 5 is a schematic structural diagram of a first positioning assembly of the present invention.

FIG. 6 is a schematic structural diagram of a second positioning assembly according to the present invention.

Fig. 7 is a schematic structural diagram of a third positioning assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-cabinet body, 2-frequency converter body, 3-air duct, 4-exhaust box, 101-air inlet, 102-air outlet, 301-iron sheet, 302-first positioning component, 303-second positioning component, 304-third positioning component, 401-air outlet, 3021-first supporting block, 3022-first mounting block, 3023-first suction accessory, 3024-first bearing part, 3025-first connecting rod, 3026-first limiting sleeve, 3027-first positioning block, 3031-second supporting block, 3032-second mounting block, 3033-second suction accessory, 3034-second bearing part, 3035-second connecting rod, 3036-second limiting sleeve, 3037-second positioning block, 3041-third supporting block, 3042-third bearing part, 3043-third connecting rod, 3044 a third stop collar, 3045 a third locating block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, the present invention relates to a power saving ventilation device for a frequency conversion cabinet, which comprises a cabinet body 1 and a frequency converter body 2 mounted on the rear wall of the cabinet body 1; a heat radiation fan is arranged in the upper part of the frequency converter body 2; an air inlet hole 101 is formed in one side wall of the cabinet body 1; the air inlet 101 is arranged below the frequency converter body 2; an air outlet 102 is formed in the top wall of the cabinet body 1; the air outlet 102 is arranged right above the frequency converter body 2; the air outlet 102 is connected with the upper part of the frequency converter body 2 through an air duct 3; the side wall of the air duct 3 is enclosed by an iron sheet 301; the two side edges of the iron sheet 301 are overlapped to meet the size adjustment of the horizontal cross section of the air duct 3; the upper edge of the iron sheet 301 is connected to the periphery of the air outlet 102 through a first positioning component 302 and a second positioning component 303; the lower edge of the iron sheet 301 is connected to the upper periphery of the frequency converter body 2 through a third positioning component 304. When the air-conditioning device is used, the air outlet 102 is connected with the upper part of the frequency converter body 2 through the air duct 3, so that unidirectional ventilation and heat dissipation of the frequency converter body 2 are realized, heat generated during working of the frequency converter body 2 can be accelerated to be discharged, short current is avoided, electricity is saved, the service life of the frequency converter body 2 is prolonged, and the failure rate is reduced; in the design of wind channel 3, through utilizing iron sheet 301 to enclose into the lateral wall in wind channel 3, and utilize first locating component 302 and second locating component 303 to connect the top edge of iron sheet 301 in the periphery of air outlet 102 and utilize third locating component 304 to connect the bottom edge of iron sheet 301 in the upper portion periphery of converter body 2, thereby be convenient for formation and installation in wind channel 3, can be adapted to the converter body 2 of connecting different mounted positions, also be convenient for adjust the horizontal cross section size in wind channel 3 simultaneously, satisfy the user demand of the converter body 2 of different sizes.

As shown in fig. 1-3, an air exhaust box 4 with an open bottom is arranged on the top wall cover of the cabinet body 1; the exhaust box 4 is connected to the cabinet body 1 through screws; the air outlet 102 is arranged at the inner side of the exhaust box 4; an air exhaust hole 401 is formed on one side wall of the air exhaust box 4. The exhaust box 4 is arranged on the air outlet 102 in a covering manner, and an exhaust hole 401 is formed in one side wall of the exhaust box 4, so that foreign matters are prevented from falling onto the frequency converter body 2 from the air outlet 102.

The second embodiment is as follows:

on the basis of the first specific embodiment, the present embodiment is different in that:

as shown in fig. 4-5, the first positioning component 302 is disposed inside the iron sheet 301; the first positioning assembly 302 includes four first support blocks 3021 in a "+" type structure; the outer side surface of the first supporting block 3021 is attached to the inner surface of the iron sheet 301; a first mounting block 3022 is fixed on the inner side of the first supporting block 3021; the first mounting block 3022 has a first suction attachment 3023 mounted thereon; a first suction attachment 3023 is attached to the top wall of the cabinet 1; the first suction accessory 3023 is a suction cup or a magnet, and when the cabinet body 1 is made of ironware, the magnet is selected, otherwise, a conventional plastic suction cup in the field is selected; a first bearing part 3024 in a square structure is integrally formed at both ends of the first supporting block 3021; the first bearing part 3024 is disposed inside the first support block 3021; a first connecting rod 3025 corresponding to the first bearing part 3024 is arranged between two adjacent first supporting blocks 3021; the first connecting rod 3025 is a rigid rod; two ends of the first connecting rod 3025 are respectively inserted into the first bearing parts 3024 of the two adjacent first supporting blocks 3021; the first connecting rod 3025 is in clearance fit with the first bearing part 3024; two ends of the first connecting rod 3025 are sleeved with first limiting sleeves 3026; the first limiting sleeve 3026 is disposed between the two first bearing portions 3024 of the first supporting block 3021; the first connecting rod 3025 is in threaded fit with the first limit sleeve 3026; a plurality of first positioning blocks 3027 for positioning the iron sheet 301 are sleeved on the first connecting rod 3025 side by side; one surface of the first positioning block 3027 is attached to the inner surface of the iron sheet 301. When the cabinet is used, the first support block 3021 and the first connecting rod 302 form a frame structure to structurally constrain the iron sheet 301, so that the cylindrical structure surrounded by the iron sheet 301 is changed from a circular shape to a rectangular shape, the frame structure is connected to the top wall of the cabinet body 1 by the first suction fitting 3023, and finally, the upper edge of the iron sheet 301 is positioned by the first positioning block 3027, thereby ensuring the installation stability of the iron sheet 301.

As shown in fig. 4 and 6, the second positioning assembly 303 is disposed outside the iron sheet 301; the second positioning assembly 303 includes four second support blocks 3031 in a + -type structure; the inner side surface of the second supporting block 3031 is attached to the outer surface of the iron sheet 301; a second mounting block 3032 is fixed on the outer side of the second supporting block 3031; a second adsorption member 3033 is mounted on the second mounting block 3032; the second absorption member 3033 is attached to the top wall of the cabinet body 1; the second adsorption member 3033 is a sucker or a magnet, when the cabinet body 1 is made of iron, the magnet is selected, otherwise, a conventional plastic sucker in the field is selected; a second bearing part 3034 is integrally formed at both ends of the second supporting block 3031; the second bearing portion 3034 is disposed at the outer side of the second support block 3031; a second connecting rod 3035 corresponding to the second bearing part 3034 is arranged between two adjacent second supporting blocks 3031; the second connecting rod 3035 is an elastic rod, that is, the second connecting rod 3035 can be reshaped after being bent; two ends of the second connecting rod 3035 are respectively inserted into the second bearing part 3034 of each two adjacent second supporting blocks 3031; the second connecting rod 3035 is in clearance fit with the second bearing portion 3034; two ends of the second connecting rod 3035 are sleeved with second limiting sleeves 3036; the second limiting sleeve 3036 is arranged between the two second bearing parts 3034 of the second supporting block 3031; the second connecting rod 3035 is in threaded fit with the second limiting sleeve 3036; a plurality of second positioning blocks 3037 for positioning the iron sheet 301 are sleeved on the second connecting rod 3035 side by side; one surface of the second positioning block 3037 is attached to the outer surface of the iron sheet 301. During use, the frame structure formed by the second support block 3031 and the second connecting rod 3035 is matched with the first support block 3021 and the first connecting rod 302 to form the frame structure to structurally constrain the iron sheet 301, so that the installation stability of the iron sheet 301 is further improved.

As shown in fig. 4 and 7, the third positioning assembly 304 is disposed outside the iron sheet 301; the third positioning assembly 304 includes four third support blocks 3041 in a "+" type configuration; the inner side surface of the third supporting block 3041 is attached to the outer surface of the iron sheet 301; a third bearing part 3042 in a square structure is integrally formed at both ends of the third supporting block 3041; the third supporting part 3042 is disposed outside the third supporting block 3041; a third connecting bar 3043 is arranged between two adjacent third supporting blocks 3041; the third connecting rod 3043 is an elastic rod, that is, the third connecting rod 3043 can be deformed after being bent; two ends of the third connecting rod 3043 are respectively inserted on the third bearing parts 3042 of two adjacent third supporting blocks 3041; the third connecting rod 3043 is clearance-fitted with the third bearing part 3042; two ends of the third connecting rod 3043 are sleeved with third limit sleeves 3044; the third position-limiting sleeve 3044 is disposed between the two third bearing portions 3042 of the third supporting block 3041; the third connecting rod 3043 is screw-fitted with the third stop collar 3044; a plurality of third positioning blocks 3045 for positioning the iron sheet 301 are sleeved on the third connecting rod 3043 side by side; one surface of the third positioning block 3045 is attached to the outer surface of the iron sheet 301. When the device is used, a frame structure is formed by the third supporting block 3041 and the third connecting rod 3043 to structurally constrain the iron sheet 301, so that the cylindrical structure surrounded by the iron sheet 301 is changed from a circular shape to a rectangular shape, and finally the lower edge of the iron sheet 301 is positioned by the third positioning block 3045, so that the installation stability of the iron sheet 301 is ensured, the inner surface of the iron sheet 301 is attached to the side wall of the frequency converter body 2, and the ventilation and heat dissipation effects are ensured.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A power-saving ventilation device of a frequency conversion cabinet comprises a cabinet body (1) and a frequency converter body (2) arranged on the rear wall of the cabinet body (1); a heat radiation fan is arranged in the upper part of the frequency converter body (2); the method is characterized in that:

an air inlet hole (101) is formed in one side wall of the cabinet body (1); the air inlet hole (101) is formed below the frequency converter body (2); an air outlet (102) is formed in the top wall of the cabinet body (1); the air outlet (102) is arranged right above the frequency converter body (2);

the air outlet (102) is connected with the upper part of the frequency converter body (2) through an air duct (3); the side wall of the air duct (3) is enclosed by an iron sheet (301); the upper edge of the iron sheet (301) is connected to the periphery of the air outlet (102) through a first positioning assembly (302) and a second positioning assembly (303); the lower edge of the iron sheet (301) is connected to the periphery of the upper part of the frequency converter body (2) through a third positioning assembly (304).

2. The power-saving ventilation device of the frequency conversion cabinet according to claim 1, characterized in that the top wall of the cabinet body (1) is covered with an exhaust box (4) with an open bottom; the air outlet (102) is arranged on the inner side of the exhaust box (4); an air exhaust hole (401) is formed in one side wall of the air exhaust box (4).

3. The electricity-saving ventilating device of a frequency conversion cabinet according to claim 1 or 2, characterized in that the first positioning component (302) is arranged at the inner side of the iron sheet (301); the first positioning assembly (302) includes four first support blocks (3021) that are of a + -type configuration; a first mounting block (3022) is fixed on the inner side of the first supporting block (3021); a first suction attachment (3023) is mounted on the first mounting block (3022); the first suction accessory (3023) is attached to the top wall of the cabinet body (1); two ends of the first supporting block (3021) are respectively provided with a first bearing part (3024); a first connecting rod (3025) corresponding to the first bearing part (3024) is arranged between two adjacent first supporting blocks (3021); two ends of the first connecting rod (3025) are respectively inserted into the first bearing parts (3024) of the two adjacent first supporting blocks (3021); two ends of the first connecting rod (3025) are sleeved with first limiting sleeves (3026); the first limiting sleeve (3026) is arranged between the two first bearing parts (3024) of the first supporting block (3021); a plurality of first positioning blocks (3027) used for positioning the iron sheet (301) are sleeved on the first connecting rod (3025) side by side.

4. The electricity-saving ventilating device of a frequency conversion cabinet is characterized in that the second positioning component (303) is arranged on the outer side of the iron sheet (301); the second positioning assembly (303) comprises four second support blocks (3031) in a "+" type configuration; a second mounting block (3032) is fixed on the outer side of the second supporting block (3031); a second adsorption piece (3033) is arranged on the second mounting block (3032); the second adsorption piece (3033) is attached to the top wall of the cabinet body (1); both ends of the second supporting block (3031) are provided with second bearing parts (3034); a second connecting rod (3035) corresponding to a second bearing part (3034) is arranged between every two adjacent second supporting blocks (3031); two ends of the second connecting rod (3035) are respectively inserted in the second bearing parts (3034) of the two adjacent second supporting blocks (3031) in a penetrating manner; two ends of the second connecting rod (3035) are sleeved with second limiting sleeves (3036); the second limiting sleeve (3036) is arranged between the two second bearing parts (3034) of the second supporting block (3031); and a plurality of second positioning blocks (3037) used for positioning the iron sheet (301) are sleeved on the second connecting rod (3035) side by side.

5. The power-saving ventilating device of a frequency conversion cabinet according to claim 4, wherein the first absorbing element (3023) and the second absorbing element (3033) are both sucking discs or magnets.

6. The electricity-saving ventilating device of a frequency conversion cabinet is characterized in that the third positioning component (304) is arranged outside the iron sheet (301); the third positioning assembly (304) includes four third support blocks (3041) in a "+" type configuration; both ends of the third supporting block (3041) are provided with third bearing parts (3042); a third connecting rod (3043) is arranged between every two adjacent third supporting blocks (3041); two ends of the third connecting rod (3043) are respectively inserted into the third bearing parts (3042) of the two adjacent third supporting blocks (3041); two ends of the third connecting rod (3043) are sleeved with third limit sleeves (3044); the third limiting sleeve (3044) is arranged between the two third bearing parts (3042) of the third supporting block (3041); and a plurality of third positioning blocks (3045) for positioning the iron sheet (301) are sleeved on the third connecting rod (3043) side by side.

7. The power-saving ventilation device of the frequency conversion cabinet, according to claim 6, wherein the second connecting rod (3035) and the third connecting rod (3043) are both elastic rods; the first connecting rod (3025) is in threaded fit with the first limiting sleeve (3026); the second connecting rod (3035) is in threaded fit with the second limiting sleeve (3036); the third connecting rod (3043) is in threaded fit with a third stop collar (3044).

8. The power-saving ventilating device of a variable frequency cabinet according to claim 7, wherein the first connecting rod (3025) is in clearance fit with the first bearing part (3024); the second connecting rod (3035) is in clearance fit with the second bearing part (3034); the third connecting bar (3043) is clearance fitted with a third bearing part (3042).