CN217956946U - Window assembly and frequency converter - Google Patents

Abstract

The utility model provides a window form subassembly and converter, wherein, the window form subassembly includes: a dust-proof member; the dustproof piece is arranged on the ventilation window, and the ventilation window comprises an insertion part; the installation part is used for being connected with the door plate of the frequency converter and comprises a plug hole, and the plug part is plugged in the plug hole so as to detachably connect the ventilation window to the installation part. Install the ventilation window in the installed part through the mode of pegging graft, the dismouting step of ventilation window is simple, and the operation degree of difficulty is low, is favorable to improving the dismouting convenience of user to the ventilation window.

Description

Window assembly and frequency converter

Technical Field

The utility model belongs to the technical field of the converter, particularly, relate to a window form subassembly and converter.

Background

Along with the use to the converter, the deposition dust that converges on the ventilation window of converter consequently needs regularly to dismantle the ventilation window and clear up, and present ventilation window mounting structure is comparatively complicated, leads to more loaded down with trivial details to the ventilation window dismouting process, brings very big inconvenience for the clearance process.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

In view of this, first aspect, the utility model provides a window form subassembly for the converter, the window form subassembly includes: a dust-proof member; the dustproof piece is arranged on the ventilation window, and the ventilation window comprises an insertion part; the installation part is used for being connected with the door plate of the frequency converter and comprises a plug hole, and the plug part is plugged in the plug hole so as to detachably connect the ventilation window to the installation part.

The utility model provides a window form subassembly is used for the converter, and the inlet port and the gas outlet at the converter are installed usually to the window form subassembly for inside avoiding entering converter such as impurity, dust.

The dust keeper sets up on the ventilation window, and the dust keeper has the function of ventilating, and the dust keeper can block impurity and dust etc.. The installed part plays the bearing effect to the ventilation window, and the ventilation window can be dismantled in the installed part, and the dust proof can together be dismantled along with the ventilation window to in clear up the dust proof.

Be provided with grafting portion on the ventilation window, the machine-shaping has the spliced eye on the installed part, and grafting portion can peg graft in the spliced eye. When the ventilation window is required to be installed on the installation part, the connection between the ventilation window and the installation part is completed only by inserting the insertion part on the ventilation window into the insertion hole of the installation part. When the ventilation window needs to be detached from the mounting piece, the insertion part and the insertion hole are separated only by moving the ventilation window. The window body assembly is simple in structure, and an additional locking piece is not needed to be used for locking the ventilation window. The dismouting step of ventilation window is simple, and the operation degree of difficulty is low, is favorable to improving the dismouting convenience of user to the ventilation window to the convenience is cleared up the dustproof, and the dustproof can keep clean, guarantees the ventilation effect of dustproof.

Additionally, according to the utility model provides a window form subassembly among the above-mentioned technical scheme can also have following additional technical characterstic:

in the above technical scheme, the ventilation window further comprises a window body, the inserting part comprises a first inserting part and a second inserting part, and the first inserting part and the second inserting part are located on two sides deviated from each other in the window body.

In this technical scheme, the window form is provided with grafting portion, and two grafting portions are located the both sides that deviate from in the window form respectively, for example, first grafting portion is located the bottom of window form, and second grafting portion is located the top of window form. First grafting portion and second grafting portion can be connected with the installed part simultaneously, are favorable to improving the stability of being connected of ventilation window and installed part.

In any of the above technical solutions, the insertion hole includes a first insertion hole and a second insertion hole, the first insertion hole is located at the bottom of the mounting member, the second insertion hole is located at the top of the mounting member, the first insertion portion is inserted into the first insertion hole, and the second insertion portion is inserted into the second insertion hole.

In this technical scheme, be provided with two spliced eyes on the installed part, wherein, first grafting portion can peg graft in first spliced eye, and second grafting portion can peg graft in the second spliced eye. Two spliced eyes can carry on spacingly to two grafting portions for the both sides that deviate from in the ventilation window all are connected with the installed part, are favorable to improving the stability of being connected of ventilation window and installed part, avoid the problem of ventilation window and installed part to appear in the use.

Specifically, in to the ventilation window installation, can peg graft in the second spliced eye with the second grafting portion earlier, peg graft in first spliced eye with first grafting portion again, just can conveniently connect the ventilation window in the installed part through the mode of pegging graft. In the process of disassembling the ventilation window, the second plug-in part can be separated from the second plug-in hole, and then the first plug-in part is pulled out of the first plug-in hole.

In any of the above technical solutions, the first plugging portion extends out of the first side edge of the window body, and the second plugging portion extends out of the second side edge of the window body; the first inserting hole is formed in the bottom wall of the mounting piece, and the second inserting hole is formed in the top wall of the mounting piece; the distance between the bottom of the first inserting part and the second side edge is L1, the distance between the bottom wall of the mounting piece and the top wall of the mounting piece is L2, and L1 is less than or equal to L2.

In this technical scheme, first grafting portion and second grafting portion stretch out two sides of window body respectively to peg graft in first spliced eye and second spliced eye respectively with first grafting portion and second grafting portion. The distance between the bottom of the first inserting portion and the second side edge is L1, the distance between the bottom wall of the mounting piece and the bottom wall of the mounting piece is L2, L1 is not more than L2, in the process of disassembling the ventilating window, the window body can be pushed firstly, so that the second inserting portion can be inserted into the second inserting hole as much as possible until the second side edge is contacted with the mounting piece, at the moment, the first inserting portion already exits from the first inserting hole, after the window body is inclined by a certain angle, the window body is pushed in the opposite direction, so that the second inserting portion is separated from the second inserting hole, and the ventilating window is disassembled from the mounting piece.

During the installation process of the ventilating window, the second inserting part is inserted into the second inserting hole, the installation part cannot interfere with the first inserting part, the first inserting part is aligned to the first inserting hole, the window body is pushed, the first inserting part is inserted into the first inserting hole, and the assembly of the ventilating window and the installation part is completed.

L1 is limited to be less than or equal to L2, the ventilating window and the mounting piece can be conveniently dismounted without bending the window body in the dismounting process of the ventilating window, and convenience in the dismounting process is improved.

In any one of the above technical schemes, a part of the ventilation window is bent to form an insertion part, and the insertion part is attached to the window body.

In this technical scheme, grafting portion and window body are integrated into one piece structure, not only reduce the spare part quantity of window body subassembly, have still saved the process that grafting portion and window body carry out being connected. Moreover, the inserting part and the window body are of an integrated structure, so that the inserting part and the window body are not easy to separate.

In to the louver course of working, buckle louver partly and form grafting portion, the grafting portion that forms after buckling laminates with the window body mutually, does not have the clearance between grafting portion and the window body, can reduce the whole thickness of louver to can reduce the installation thickness of louver, reduce the occupation space of louver.

In one possible application, the first insertion part and the second insertion part may be both structures formed by bending the ventilation window. One of the first inserting part and the second inserting part can be a structure formed by bending the ventilating window, and the other one is a structure locked on the window body through locking parts such as screws and the like.

In any of the above technical solutions, the dust-proof member is detachably attached to the ventilation window.

In this technical scheme, the dust keeper can be dismantled in the ventilation window, when needing to clear up the dust keeper, dismantles the ventilation window in the installed part earlier, then dismantles the dust keeper in the ventilation window, can wash the dust keeper alone, is favorable to improving the washing convenience to the dust keeper, also can improve the clearance effect to the dust keeper. Moreover, when the dustproof piece is damaged, the dustproof piece can be detached from the ventilating window, so that the dustproof piece can be replaced conveniently, and a good dustproof effect can be guaranteed by the dustproof piece on the ventilating window. When the dust keeper takes place to damage, can only change the dust keeper, and need not change the ventilation window, can reduce the maintenance cost to the window form subassembly.

In any one of the above technical solutions, the louver further includes: the edge of the ventilation window forms a first flanging after being bent, and the first flanging is used for clamping the dustproof piece with the window body.

In this technical scheme, form first turn-ups after buckling the edge of ventilation window, first turn-ups and window form can carry out the centre gripping to the dust keeper to be fixed in the ventilation window with the dust keeper, when installing the dust keeper, need not use extra locking part, not only simplify the structure of window form subassembly, can also reduce the dismouting degree of difficulty to the dust keeper.

Insert the edge of dust proof between first turn-ups and the window body, then press first turn-ups for first turn-ups pastes tight window body, and first turn-ups presss from both sides tight dust proof with the window body. When the dustproof piece needs to be cleaned or replaced, the first flanging is pulled, the window body is far away from the first flanging, and the dustproof piece can be taken out.

In a possible application, can set up two first turn-ups in the both sides that the ventilation window deviates from mutually, two first turn-ups can prop up the dust proof component tightly.

In any one of the above technical solutions, the mounting member is provided with an accommodating portion, and the ventilation window is located in the accommodating portion.

In this technical scheme, be provided with the portion of holding on the installed part, after being connected ventilation window and installed part, the ventilation window holds in the portion of holding.

The portion of holding plays spacing effect to the louver, and the louver is located under the condition of the portion of holding, and the louver is difficult for relative installed part to rock, is favorable to improving the installation stability of louver.

On the basis that the accommodating part carries out spacing to the ventilation window, can set up the spliced eye in the accommodating part, need not set up the slab band alone for the spliced eye, further simplify the structure of window body subassembly.

In any of the above technical solutions, the thickness of the ventilation window is L4, the depth of the accommodating portion is L3, and L3 is not less than L4.

In this technical scheme, the thickness of ventilation window is less than or equal to the degree of depth of holding portion, therefore, is connected the condition with the installed part with the ventilation window, and the ventilation window does not stretch out the holding portion.

Because the ventilation window does not stretch out accommodating part, the surface of the mounting part is relatively smooth, and the user is not easily scratched by the ventilation window in the process of carrying out dismounting on the ventilation window, thereby being beneficial to improving the safety of the user in the using process.

In any one of the above technical scheme, the installed part includes plate body and the second turn-ups that is connected, and the edge of installed part forms the second turn-ups after buckling.

In this technical scheme, the edge of installed part forms the second turn-ups after bending, and the rigidity of installed part can be improved to the second turn-ups for the installed part is difficult for taking place to warp, thereby can be connected with the ventilation window steadily.

In a possible application, the mounting part is provided with a second flanging at the periphery.

In a second aspect, the utility model provides a frequency converter, include: a window assembly as in any one of the above solutions.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural diagram of a window assembly and a door panel in an embodiment of the present invention;

fig. 2 is a schematic front view of a window assembly and a door panel according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the back of the window assembly and the door panel in the embodiment of the present invention;

fig. 4 shows a schematic front structural view of a ventilation window in an embodiment of the present invention;

fig. 5 is a schematic back structure view of a ventilation window in an embodiment of the present invention;

fig. 6 is a schematic structural view illustrating a dust-proof member mounted on a ventilation window according to an embodiment of the present invention;

fig. 7 shows a back structure diagram of the mounting member in the embodiment of the present invention;

fig. 8 shows a schematic front view of a mounting member in an embodiment of the invention;

fig. 9 shows an exploded view of a window assembly and a door panel according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 9 is:

100 dust-proof, 200 ventilation window, 210 window body, 220 grafting portion, 221 first grafting portion, 222 second grafting portion, 230 first turn-ups, 300 installed part, 311 first spliced eye, 312 second spliced eye, 320 portion of accomodating, 330 plate body, 340 second turn-ups, 400 door plant.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Window assemblies and frequency converters provided in accordance with some embodiments of the present invention are described below with reference to fig. 1-9.

As shown in fig. 1, fig. 2, fig. 3 and fig. 9, in an embodiment of the present invention, a window assembly for a frequency converter is provided. The window assembly includes: dust guard 100, louver 200, and mount 300. The dust-proof member 100 is disposed on the ventilation window 200, and the ventilation window 200 includes an insertion portion 220. The mount 300 is used to be connected with the door panel 400 of the frequency converter, and the mount 300 includes a plugging hole to which the plugging portion 220 is plugged so as to detachably connect the ventilation window 200 to the mount 300.

The window body subassembly that this embodiment provided is used for the converter, and the window body subassembly is installed at the inlet port and the gas outlet of converter usually for avoid inside entering converter such as impurity, dust.

The dust-proof member 100 is provided on the ventilation window 200, the dust-proof member 100 has a ventilation function, and the dust-proof member 100 can block foreign substances, dust, and the like. The mounting member 300 bears the ventilation window 200, the ventilation window 200 can be detachably mounted on the mounting member 300, and the dust-proof member 100 can be detached together with the ventilation window 200, so that the dust-proof member 100 can be cleaned conveniently.

The ventilation window 200 is provided with an insertion part 220, the installation part 300 is provided with an insertion hole in a processing mode, and the insertion part 220 can be inserted into the insertion hole. When the ventilation port 200 is required to be mounted on the mounting member 300, the insertion part 220 of the ventilation port 200 is simply inserted into the insertion hole of the mounting member 300, and the ventilation port 200 and the mounting member 300 are connected. When the ventilation window 200 is required to be detached from the mounting member 300, the insertion portion 220 is separated from the insertion hole only by moving the ventilation window 200. The window assembly has a simple structure without using an additional locker to lock the louver 200. The dismouting step of ventilation window 200 is simple, and the operation degree of difficulty is low, is favorable to improving the dismouting convenience of user to ventilation window 200 to the convenience is cleared up dust keeper 100, and dust keeper 100 can keep clean, guarantees the ventilation effect of dust keeper 100.

In one possible application, the dust-proof member 100 may be dust-proof cotton, dust-proof cloth, dust-proof mesh.

As shown in fig. 4 and 5, in the above embodiment, the louver 200 includes: the window body 210 and the inserting part 220, the inserting part 220 includes a first inserting part 221 and a second inserting part 222, and the first inserting part 221 and the second inserting part 222 are located at two sides of the window body 210 which are far away from each other.

In this embodiment, the window 210 is provided with two plugging portions 220, and the two plugging portions 220 are respectively located at two sides of the window 210 which are away from each other, for example, a first plugging portion 221 is located at the top of the window 210, and a second plugging portion 222 is located at the bottom of the window 210. The first inserting-connecting part 221 and the second inserting-connecting part 222 can be connected with the mounting part 300 at the same time, which is beneficial to improving the connection stability of the ventilation window 200 and the mounting part 300.

In any of the above embodiments, the plugging holes include a first plugging hole 311 and a second plugging hole 312, the first plugging hole 311 is located at the bottom of the mounting member, the second plugging hole 312 is located at the top of the mounting member, the first plugging portion 221 is plugged into the first plugging hole 311, and the second plugging portion 222 is plugged into the second plugging hole 312.

In this embodiment, two insertion holes are provided on the mounting member 300, wherein the first insertion portion 221 can be inserted into the first insertion hole 311, and the second insertion portion 222 can be inserted into the second insertion hole 312. Two spliced eyes can carry on spacingly to two grafting portions 220 for the both sides that deviate from in the ventilation window 200 all are connected with installed part 300, are favorable to improving the stability of being connected of ventilation window 200 and installed part 300, avoid the problem that ventilation window 200 and installed part 300 appear in the use.

Specifically, in the installation process of the ventilation window 200, the second inserting portion 222 can be inserted into the second inserting hole 312, and then the first inserting portion 221 is inserted into the first inserting hole 311, so that the ventilation window 200 can be conveniently connected to the installation member 300 through an inserting manner. In the process of detaching the ventilation window 200, the first insertion part 221 may be firstly pulled out of the first insertion hole 311, and then the second insertion part 222 may be separated from the second insertion hole 312.

In any of the above embodiments, as shown in fig. 4 and 8, the first plug part 221 extends out of the first side of the window 210, and the second plug part 222 extends out of the second side of the window 210; the first insertion hole 311 is formed in the bottom wall of the mounting member 300, and the second insertion hole 312 is formed in the top wall of the mounting member 300; the distance between the bottom of the first inserting-connecting part 221 and the second side edge is L1, the distance between the bottom wall of the mounting piece 300 and the top wall of the mounting piece 300 is L2, and L1 is not more than L2.

In this embodiment, the first mating part 221 and the second mating part 222 respectively protrude from two lateral sides of the window 210, so that the first mating part 221 and the second mating part 222 can be respectively mated with the first mating hole 311 and the second mating hole 312. The distance between the bottom of the first plug-in part 221 and the second side edge is L1, the distance between the top wall and the bottom wall of the mounting part 300 is L2, and since L1 is not more than L2, in the process of detaching the ventilation window 200, the window body 210 can be pushed first, so that the second plug-in part 222 is inserted into the second plug-in hole 312 as much as possible until the second side edge contacts the mounting part 300, at this time, the first plug-in part 221 has already exited the first plug-in hole 311, and after the window body 210 is tilted by a certain angle, the window body 210 is pushed in the opposite direction, so that the second plug-in part 222 is separated from the second plug-in hole 312, and the ventilation window 200 is detached from the mounting part 300.

In the process of installing the ventilation window 200, the second inserting part 222 is inserted into the second inserting hole 312, at this time, the installation part 300 does not interfere with the first inserting part 221, and after the first inserting part 221 is aligned with the first inserting hole 311, the window body 210 is pushed, so that the first inserting part 221 is inserted into the first inserting hole 311, and the assembly of the ventilation window 200 and the installation part 300 is completed.

Through limiting L1 to be less than or equal to L2, in the process of assembling and disassembling the ventilating window 200, the window body 210 does not need to be bent, the ventilating window 200 and the assembling part 300 can be conveniently assembled and disassembled, and convenience in the assembling and disassembling process is improved.

As shown in fig. 4, in any of the above embodiments, a part of the ventilation window 200 is bent to form a plug part 220, and the plug part 220 is attached to the window 210.

In this embodiment, the inserting portion 220 and the window 210 are integrally formed, which not only reduces the number of components of the window assembly, but also saves the process of connecting the inserting portion 220 and the window 210. Moreover, since the socket part 220 and the window 210 are of an integrated structure, the socket part 220 and the window 210 are not easily separated.

In the processing process of the ventilation window 200, a part of the ventilation window 200 is bent to form the insertion part 220, the insertion part 220 formed after bending is attached to the window body 210, no gap exists between the insertion part 220 and the window body 210, and the whole thickness of the ventilation window 200 can be reduced, so that the installation thickness of the ventilation window 200 can be reduced, and the occupied space of the ventilation window 200 is reduced.

In one possible application, the first plug part 221 and the second plug part 222 may be both structures formed by bending the ventilation window 200. One of the first inserting portion 221 and the second inserting portion 222 may be a structure formed by bending the ventilation window 200, and the other may be a structure locked to the window 210 by a locking member such as a screw.

In any of the above embodiments, the dust-proof member 100 is detachably attached to the louver 200.

In this embodiment, dust-proof component 100 can be dismantled in ventilation window 200, when needing to clear up dust-proof component 100, will dismantle ventilation window 200 in installed part 300 earlier, then dismantle dust-proof component 100 in ventilation window 200, can wash dust-proof component 100 alone, is favorable to improving the washing convenience to dust-proof component 100, also can improve the clearance effect to dust-proof component 100. Moreover, when the dust-proof member 100 is damaged, the dust-proof member 100 may be detached from the ventilation window 200, so as to replace the dust-proof member 100, thereby ensuring that the dust-proof member 100 on the ventilation window 200 can ensure a good dust-proof effect. When the dust-proof part 100 is damaged, only the dust-proof part 100 can be replaced without replacing the ventilation window 200, so that the maintenance cost of the window body assembly can be reduced.

As shown in fig. 5 and 6, in any of the above embodiments, the ventilation window 200 further includes: the first flange 230 is formed by bending the edge of the ventilation window 200, and the first flange 230 is used for clamping the dust-proof part 100 with the window 210.

In this embodiment, bend the edge of ventilation window 200 and form first turn-ups 230, first turn-ups 230 and window 210 can carry out the centre gripping to dust keeper 100 to be fixed in ventilation window 200 with dust keeper 100, when installing dust keeper 100, need not use extra locking part, not only simplify the structure of window subassembly, can also reduce the dismouting degree of difficulty to dust keeper 100.

The edge of the dust-proof member 100 is inserted between the first flange 230 and the window 210, and then the first flange 230 is pressed so that the first flange 230 abuts against the window 210, and the first flange 230 and the window 210 clamp the dust-proof member 100. When the dust-proof part 100 needs to be cleaned or replaced, the first flange 230 is pulled, the first flange 230 is far away from the window body 210, and the dust-proof part 100 can be pulled away.

In one possible application, two first flanges 230 may be disposed on two sides of the ventilation window 200 facing away from each other, and the two first flanges 230 can tightly support the dust-proof member 100.

In any of the above embodiments, as shown in fig. 7, the mount 300 is provided with the receiving portion 320, and the louver 200 is located in the receiving portion 320.

In this embodiment, the mount 300 is provided with an accommodating portion 320, and after the louver 200 is coupled to the mount 300, the louver 200 is accommodated in the accommodating portion 320.

The accommodating part 320 plays a limiting role in the ventilation window 200, the ventilation window 200 is not easy to shake relative to the mounting part 300 under the condition that the ventilation window 200 is positioned in the accommodating part 320, and the improvement of the mounting stability of the ventilation window 200 is facilitated.

On the basis that the accommodating part 320 limits the ventilation window 200, the insertion holes can be formed in the accommodating part 320, and the plate ribs do not need to be separately arranged for the insertion holes, so that the structure of the window body assembly is further simplified.

In any of the above embodiments, the thickness of the louver 200 is L4, the depth of the accommodating portion 320 is L3, and L4 ≦ L3.

In this embodiment, the thickness of the louver 200 is less than or equal to the depth of the receiving portion 320, and thus, in the case of connecting the louver 200 to the mount 300, the louver 200 does not protrude out of the receiving portion 320.

Because the ventilation window 200 does not extend out of the accommodating part 320, the surface of the mounting part 300 is smooth, and a user is not easily scratched by the ventilation window 200 in the process of assembling and disassembling the ventilation window 200, thereby being beneficial to improving the safety of the user in the using process.

In any of the above embodiments, as shown in fig. 7 and 8, the mounting member 300 includes a plate 330 and a second flange 340 connected to each other, and the edge of the mounting member 300 is bent to form the second flange 340.

In this embodiment, the edge of the mounting member 300 is bent to form the second flange 340, and the second flange 340 may increase the rigidity of the mounting member 300, so that the mounting member 300 is not easily deformed, and thus may be stably connected to the louver 200.

In one possible application, the mounting member 300 is provided with a second flange 340 all around.

In one possible application, the plate body 330 is a grid-like structure.

The utility model discloses an embodiment provides a frequency converter, include: the window assembly in any of the above embodiments can achieve the same technical effects, and will not be described herein again.

In a possible embodiment, the frequency converter further comprises a door panel, and the mounting member in the window assembly is fixedly connected with the door panel. For example, the mounting member is welded, riveted, etc. to the door panel.

In the present application, the term "plurality" is intended to mean two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the terms "one embodiment," "some embodiments," "specific embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A window assembly for a frequency converter, said window assembly comprising:

a dust-proof member;

the dustproof piece is arranged on the ventilation window, and the ventilation window comprises an insertion part;

the installation part is used for being connected with the door plate of the frequency converter and comprises a plug hole, and the plug part is plugged in the plug hole so as to detachably connect the ventilation window to the installation part.

2. A window assembly as defined in claim 1,

the louver further includes: the window body, grafting portion includes first grafting portion and second grafting portion, first grafting portion with the second grafting portion is located the both sides that deviate from in the window body.

3. The window assembly of claim 2 wherein said mating holes comprise a first mating hole and a second mating hole, said first mating hole being located at the bottom of said mounting member, said second mating hole being located at the top of said mounting member, said first mating portion being mated with said first mating hole, said second mating portion being mated with said second mating hole.

4. A window assembly as defined in claim 3,

the first plugging part extends out of the first side edge of the window body, and the second plugging part extends out of the second side edge of the window body;

the first inserting hole is formed in the bottom wall of the installing piece, and the second inserting hole is formed in the top wall of the installing piece;

the distance between the bottom of the first inserting part and the second side edge is L1, the distance between the bottom wall of the mounting piece and the top wall of the mounting piece is L2, and L1 is less than or equal to L2.

5. Window assembly according to any of the claims 1 to 4,

and a part of the ventilation window is bent to form the insertion part, and the insertion part is attached to the window body.

6. Window assembly according to any of the claims 1 to 4,

the dust-proof member is detachably attached to the ventilation window.

7. Window assembly according to any of the claims 1 to 4,

the louver further includes:

the edge of the ventilation window is bent to form the first flanging, and the first flanging is used for clamping the dust-proof piece with the window body.

8. Window assembly according to any of the claims 1 to 4,

the installed part is provided with a containing part, and the ventilation window is located in the containing part.

9. Window assembly according to any of the claims 1 to 4,

the installed part is including the plate body and the second turn-ups that are connected, the edge of installed part forms after buckling the second turn-ups.

10. A frequency converter, comprising:

a window assembly as claimed in any one of claims 1 to 9.

Images