CN216391777U - Dustproof construction of elevator dc-to-ac converter - Google Patents
Dustproof construction of elevator dc-to-ac converter Download PDFInfo
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- CN216391777U CN216391777U CN202123158269.7U CN202123158269U CN216391777U CN 216391777 U CN216391777 U CN 216391777U CN 202123158269 U CN202123158269 U CN 202123158269U CN 216391777 U CN216391777 U CN 216391777U
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Abstract
The utility model discloses a dustproof structure of an elevator inverter, which relates to the technical field of dustproof structures and comprises a bottom plate and a dustproof shell detachably connected with the bottom plate, wherein one side of the dustproof shell is provided with heat dissipation holes, the other side opposite to the heat dissipation holes is provided with ventilation holes, two sides of the outer wall of the dustproof shell are respectively provided with a dustproof net, two sides of the inner wall of the dustproof shell are respectively provided with a dustproof plate, the meshes of the dustproof plates are smaller than those of the dustproof net, the dustproof plates are provided with connecting components, and the connecting components are in lap joint with the dustproof shell. Through setting up the dust screen in the dust excluder outside, set up the dust guard in the dust excluder is inside, can play the effect of double-deck protection to the inside dc-to-ac converter of dust excluder, reduce the dust that gets into in the dust excluder, protect the dc-to-ac converter not influenced by the dust. Through setting up the rectangle box, conveniently collect and clear up the dust.
Description
Technical Field
The utility model relates to the technical field of inverter dust prevention, in particular to a dust prevention structure of an elevator inverter.
Background
When the inverter is used, the inverter is placed in a ventilated and dry place to be wary of rain, has a distance of more than 20cm with surrounding objects, is far away from inflammable and explosive articles, is forbidden to place or cover other articles on the inverter, and the using environment temperature is not more than 40 ℃. Besides the inverter circuit and the control circuit, the inverter is also internally provided with a radiator and a radiating fan.
At present, current dc-to-ac converter ventilation dust keeper is provided with into fan and exhaust fan usually, and the exhaust fan can be discharged the heat that the dc-to-ac converter body during operation gived off fast, and the fan that advances can be equipped with the dust screen simultaneously in exhaust fan and the air inlet fan outside with external air current discharge into the dust proof box.
In the process of realizing the application, the inventor finds that the technology at least has the following problems that the dust screen is arranged at the outer sides of the exhaust fan and the air inlet fan, the blocking effect on dust is poor, part of dust is easy to enter the inverter, the heat dissipation of the inverter is influenced, and the service life of the inverter is shortened.
SUMMERY OF THE UTILITY MODEL
In order to solve the dust screen and block the effect not good to the dust, influence the problem of the normal use of device easily, this application provides an elevator inverter's dustproof construction.
The application provides a dustproof construction of elevator dc-to-ac converter adopts following technical scheme:
the utility model provides an elevator inverter's dustproof construction, includes the bottom plate and can dismantle the dust excluder of being connected with the bottom plate, dust excluder one side is equipped with the louvre, and the opposite side relative with the louvre is equipped with the ventilation hole, dust excluder's outer wall both sides all are equipped with the dust screen, dust excluder inner wall both sides all are equipped with the dust guard, the mesh of dust guard is less than the dust screen, be equipped with coupling assembling on the dust guard, coupling assembling and dust excluder overlap joint.
By adopting the technical scheme, before air enters the heat dissipation holes and the ventilation holes, part of dust in the air is blocked outside by the dustproof net; after the air got into louvre and ventilation hole, blockked the dust once more through the dust guard, the dust guard was kept away from in dc-to-ac converter body structure, even attached to a certain amount of dust on the dust guard, the temperature rise that dust guard self produced is also less, does not influence the heat dissipation of dc-to-ac converter body relatively, can effectively reduce the dust that gets into in the dust excluder simultaneously, the adnexed dust volume acceleration rate is slower on the dc-to-ac converter body promptly, the influence that the dc-to-ac converter body heat dissipation receives is less, consequently, the normal use of guarantee dc-to-ac converter. Through dust guard and dust cover sliding connection, be convenient for take out the dust guard from the dust cover in, clear up the dust guard, clear up the back, improve the hot-air exchange efficiency on the dust guard, improve overall structure's heat dispersion.
Preferably, two equal sliding connection in dust guard bottom has the rectangle box, the dust guard is the U type, the dust guard bottom is equipped with the dovetail, be equipped with the dovetail on the rectangle box, dovetail and dovetail sliding connection.
Through adopting above-mentioned technical scheme, through setting up the rectangle box in the dust guard bottom, the dust that is intercepted by the dust guard drops in the rectangle box, through rectangle box and dust guard sliding connection, conveniently dismantles the rectangle box and clears up the interior dust of rectangle box.
Preferably, a dovetail groove is formed in the bottom of the dustproof plate, a dovetail block is arranged on the rectangular box, and the dovetail groove is connected with the dovetail block in a sliding mode.
Through adopting above-mentioned technical scheme, through setting up dovetail and forked tail piece, can avoid rectangle box and dust guard to break away from as far as possible, make to be connected stably between rectangle box and the dust guard.
Preferably, one side of the rectangular box attached to the dustproof shell is provided with a grabbing groove.
Through adopting above-mentioned technical scheme, the groove of snatching on the rectangle box makes things convenient for operating personnel to separate rectangle box and dust guard.
Preferably, coupling assembling includes the connecting plate with dust guard fixed connection, the connecting plate passes through connecting rod fixed connection with the dust guard, all be equipped with the lug on louvre and the dust guard inside wall at ventilation hole place, connecting plate and lug overlap joint.
Through adopting above-mentioned technical scheme, through connecting plate and lug block, can make the position relatively fixed of dust guard, can conveniently take out the dust guard from dust cover through drawing the connecting plate simultaneously.
Preferably, the dustproof shell comprises a shell body and a top cover, a first flanging which is turned outwards is arranged at the top of the shell body, and the shell body is connected with the top cover in a sliding mode.
Through adopting above-mentioned technical scheme, casing and top cap sliding connection when needing to clear up the dust in the rectangle box, only need push the top cap open, just can take out the rectangle box in the casing, and is convenient, quick, improves cleaning efficiency.
Preferably, the bottom plate is fixedly connected with a mounting plate, the mounting plate is provided with a plurality of blocks, and supporting legs are arranged below the bottom plate.
Through adopting above-mentioned technical scheme, place the dc-to-ac converter on the mount pad, can reduce the area of contact between dc-to-ac converter and the bottom plate, be favorable to the dc-to-ac converter to dispel the heat. Meanwhile, the supporting legs are arranged below the bottom plate, so that the contact area between the bottom plate and the ground can be reduced, and the heat dissipation effect is enhanced.
Preferably, the dustproof shell is made of ferromagnetic metal, and magnetic suction frames are arranged around the dustproof net.
Through adopting above-mentioned technical scheme, can adsorb the dust screen in metal dust cover's ventilation hole and radiating hole department, easy to assemble also can directly take off the dust screen and clear up, convenient dismantlement.
In summary, the present application includes at least one of the following beneficial technical effects:
the dustproof net is arranged on the outer side of the dustproof shell, and the dustproof plate is arranged in the dustproof shell, so that a double-layer protection effect can be achieved on the inverter in the dustproof shell, dust entering the dustproof shell is reduced, and the inverter is protected from being influenced by the dust;
the rectangular box is arranged at the bottom of the dustproof plate, so that dust can be conveniently collected and cleaned by the rectangular box;
through setting up a plurality of mounting panels in the dust cover bottom, place the dc-to-ac converter on the mounting panel, can reduce the area of contact of dc-to-ac converter bottom and bottom plate, promote the inverter radiating effect.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic diagram of an internal structure of an embodiment of the present application.
Fig. 3 is a sectional view of the internal structure of the embodiment of the present application.
Fig. 4 is a schematic structural diagram of a dust guard in an embodiment of the present application.
Description of reference numerals:
1. a base plate; 2. a dust-proof housing; 21. heat dissipation holes; 22. a vent hole; 23. a bump; 24. a first flanging; 25. second flanging; 26. a housing; 27. a top cover; 3. an inverter body; 4. a dust screen; 41. a magnetic frame; 5. a dust-proof plate; 51. a dovetail groove; 6. a rectangular box; 61. a dovetail block; 62. a grabbing groove; 7. a connecting plate; 71. a connecting rod; 72. a connecting assembly; 8. mounting a plate; 9. and (5) supporting legs.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses a dustproof structure of an elevator inverter, and referring to fig. 1, the dustproof structure of the elevator inverter comprises a bottom plate 1 and a dustproof shell 2 detachably connected with the bottom plate 1, the dustproof shell 2 comprises a shell 26 and a top cover 27, the top of the shell 26 is provided with a first flanging 24 which is turned outwards, and the top cover 27 is slidably connected with the shell 26, so that the top cover 27 can be conveniently installed and detached; the bottom of the shell 26 of the dustproof shell 2 is provided with a second flanging 25 which is turned outwards, and the second flanging 25 is connected with the bottom plate 1 through screws, so that the shell 26 can be conveniently mounted and dismounted.
Referring to fig. 2 and 3, the dust-proof housing 2 is made of metal, a heat dissipation hole 21 is formed in one side of the housing 26, a ventilation hole 22 is formed in the other side opposite to the heat dissipation hole 21, dust-proof nets 4 are arranged on the outer sides of the heat dissipation hole 21 and the ventilation hole 22, and magnetic attraction frames 41 are arranged on the edges of the dust-proof nets 4. The dust screen 4 can be adsorbed at the positions of the vent holes 22 and the heat dissipation holes 21 of the metal shell 26 through the magnetic adsorption frame 41, so that the installation is convenient; the dust screen 4 can also be directly taken down for cleaning, and is convenient to disassemble. The inner sides of the heat dissipation holes 21 and the ventilation holes 22 are provided with dust shields 5, and the density of the dust shields 5 is greater than that of the dust screen 4. Through set up dust screen 4 in the casing 26 outside, set up dust guard 5 in casing 26 is inside, can play the effect of double-deck protection to the inside inverter body 3 of dust proof housing 2, reduce the dust that gets into in the dust proof housing 2, the use of protection inverter body 3 does not receive the dust influence.
Referring to fig. 3 and 4, the dust-proof plate 5 is U-shaped, the bottom of the dust-proof plate 5 is slidably connected with the rectangular box 6, the rectangular box 6 is provided with a grabbing groove 62, and before air enters the dust-proof housing 2, dust can fall into the rectangular box 6 below the dust-proof plate 5 under the action of the dust-proof plate 5. The bottom of the dustproof plate 5 is provided with a dovetail groove 51, the rectangular box 6 is provided with a dovetail block 61, and the dovetail groove 51 is in sliding connection with the dovetail block 61. The accessible snatchs groove 62 and takes off rectangle box 6 from dust guard 5, conveniently clears up rectangle box 6. Be equipped with coupling assembling 72 on dust guard 5, coupling assembling 72 includes connecting plate 7, and connecting plate 7 is the L type, and connecting plate 7 passes through connecting rod 71 fixed connection with dust guard 5. The side wall of the shell 26 where the heat dissipation hole 21 and the vent hole 22 are located is fixed with a bump 23, and the connecting plate 7 is placed on the bump 23. Through connecting plate 7 and lug 23 block, can make the relative fixed and convenient taking of dust guard 5 in dust guard 5's position.
Referring to fig. 3, a mounting plate 8 is fixedly connected to the bottom plate 1, the inverter body 3 is placed on the mounting plate 8, supporting legs 9 are arranged at the bottom of the bottom plate 1, and the supporting legs 9 are in contact with the ground. Can be less inverter body 3 and bottom plate 1's area of contact through setting up mounting panel 8, be favorable to inverter body 3 to dispel the heat, through setting up supporting leg 9, can reduce the area of contact of bottom plate 1 and ground, be favorable to bottom plate 1 to dispel the heat.
The implementation principle of the embodiment of the application is as follows: place inverter body 3 on mounting panel 8 earlier, pass through the screw fixation on bottom plate 1 with the casing 26 of dust cover 2 again, adsorb dust screen 4 that has magnetism frame 41 on the casing 26 in ventilation hole 22 and louvre 21 outside, place connecting plate 7 and the dust guard 5 of being connected with connecting plate 7 on lug 23 again, cover top cap 27 at last. The air firstly passes through the dust screen 4, dust in the air is primarily blocked, the air then passes through the dust-proof plate 5, and the dust in the air is blocked again and falls into the rectangular box 6 below the dust-proof plate 5. The top cover 27 can be slid open, the connecting plate 7, the dust-proof plate 5 and the rectangular box 6 can be taken out together, the rectangular box 6 can be taken down from the dust-proof plate 5 through the grabbing groove 62 on the rectangular box 6, and the rectangular box 6 can be cleaned.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an elevator inverter's dustproof construction, includes bottom plate (1) and can dismantle dust cover (2) of being connected with bottom plate (1), dust cover (2) one side is equipped with louvre (21), and the opposite side relative with louvre (21) is equipped with ventilation hole (22), its characterized in that: the outer wall both sides of dust guard (2) all are equipped with dust screen (4), dust guard (2) inner wall both sides all are equipped with dust guard (5), the mesh of dust guard (5) is less than dust screen (4), be equipped with coupling assembling (72) on dust guard (5), coupling assembling (72) and dust guard (2) overlap joint.
2. The dustproof structure of an elevator inverter according to claim 1, characterized in that: two equal sliding connection in dust guard (5) bottom has rectangle box (6), dust guard (5) are the U type.
3. The dustproof structure of an elevator inverter according to claim 2, characterized in that: the dustproof plate (5) bottom is equipped with dovetail (51), be equipped with dovetail block (61) on rectangular box (6), dovetail (51) and dovetail block (61) sliding connection.
4. The dustproof structure of an elevator inverter according to claim 2, characterized in that: and a grabbing groove (62) is formed in one side, attached to the dustproof shell (2), of the rectangular box (6).
5. The dustproof structure of an elevator inverter according to claim 1, characterized in that: coupling assembling (72) include with dust guard (5) fixed connection's connecting plate (7), connecting plate (7) pass through connecting rod (71) fixed connection with dust guard (5), all be equipped with lug (23) on louvre (21) and ventilation hole (22) place dustproofing shell (2) inside wall, connecting plate (7) and lug (23) overlap joint.
6. The dustproof structure of an elevator inverter according to claim 1, characterized in that: dustproof housing (2) include casing (26) and top cap (27), casing (26) top is equipped with first turn-ups (24) that turn over to the outside, casing (26) and top cap (27) sliding connection.
7. The dustproof structure of an elevator inverter according to claim 1, characterized in that: fixedly connected with mounting panel (8) on bottom plate (1), mounting panel (8) are equipped with a plurality of, bottom plate (1) below is equipped with supporting leg (9).
8. The dustproof structure of an elevator inverter according to claim 1, characterized in that: the dustproof shell (2) is made of ferromagnetic metal, and magnetic suction frames (41) are arranged on the periphery of the dustproof net (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123158269.7U CN216391777U (en) | 2021-12-15 | 2021-12-15 | Dustproof construction of elevator dc-to-ac converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123158269.7U CN216391777U (en) | 2021-12-15 | 2021-12-15 | Dustproof construction of elevator dc-to-ac converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216391777U true CN216391777U (en) | 2022-04-26 |
Family
ID=81236162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123158269.7U Active CN216391777U (en) | 2021-12-15 | 2021-12-15 | Dustproof construction of elevator dc-to-ac converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216391777U (en) |
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2021
- 2021-12-15 CN CN202123158269.7U patent/CN216391777U/en active Active
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