CN216146293U

CN216146293U - Filter for elevator system

Info

Publication number: CN216146293U
Application number: CN202121797007.2U
Authority: CN
Inventors: 张明星
Original assignee: Suzhou Eleder Electric Technology Co ltd
Current assignee: Suzhou Eleder Electric Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-03-29
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a filter for an elevator system, which comprises a control cabinet, an installation component, a heat dissipation component, a positioning frame and a filter main body, wherein the positioning frame is installed on one side of the inner wall of the control cabinet through welding, the filter main body is installed on one side of the top end surface of the positioning frame in a fitting manner, the installation component is arranged on the other side of the top end surface of the positioning frame, the heat dissipation component is arranged on one side of the bottom end surface of the control cabinet, and the installation component comprises a positioning block and a spring box. The operation stability is improved.

Description

Filter for elevator system

Technical Field

The utility model relates to the technical field of filters, in particular to a filter for an elevator system.

Background

With the acceleration of the global industrialization process, the application of power electronic devices in a power grid is increasingly wide, when the power electronic devices are used in devices such as elevators, air conditioners, copiers, household appliances and the like, a large amount of harmonic current can be generated by the loads, the power grid and users can be seriously harmed by the harmonic pollution, and a filter can effectively filter a frequency point of a specific frequency in a power line or frequencies except the frequency point to obtain a power supply signal of the specific frequency.

When the filter for the elevator system is used, after the filter in the elevator system fails, the filter can interfere equipment around a frequency converter, the elevator or the equipment around the elevator cannot work normally, noise, abnormal movement and the like occur, and under severe conditions, the sensitive electromechanical equipment can be damaged to cause elevator accidents.

SUMMERY OF THE UTILITY MODEL

The filter for the elevator system is reasonable in structural design, safe and reliable, can be quickly installed when in use, is fixed without screwing bolts, avoids the situation that the filter cannot be installed due to narrow space in a control cabinet, enhances the fixing effect of the filter, facilitates the disassembly and maintenance work, can dissipate heat of the filter, avoids the problem that the service life of the filter is shortened due to long-time heating, and improves the operation stability.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a filter for an elevator system comprises a control cabinet, a mounting assembly, a heat dissipation assembly, a positioning frame and a filter main body, wherein the positioning frame is mounted on one side of the inner wall of the control cabinet through welding, the filter main body is mounted on one side of the top end face of the positioning frame in a fitting manner, the mounting assembly is arranged on the other side of the top end face of the positioning frame, and the heat dissipation assembly is arranged on one side of the bottom end face of the control cabinet;

the installation component includes locating piece, spring box, stirs the groove, stirs strip, cylinder spring, connecting block, bullet tongue, fixed block and sliding tray, the locating piece is all installed through the welding in the top terminal surface both sides of locating rack, and the medial extremity of two locating pieces all laminates with the adjacent terminal surface of wave filter main part, there is the spring box in the top terminal surface outside of locating rack through welding, the sliding tray has been seted up to the medial extremity face of spring box, and the inner wall laminating of sliding tray installs the bullet tongue, a side end face that the wave filter main part is close to the spring box installs two fixed blocks through welding symmetry, and the top terminal surface of fixed block laminates with the bottom terminal surface of bullet tongue.

As a further scheme of the utility model: the radiating assembly comprises radiating holes, fixing lug plates, a fan and a fixing frame, wherein the two fixing frames are symmetrically installed on the bottom end face of the control cabinet in a laminating mode, the two fixing lug plates are installed at the tops of the outer end faces of the fixing frames in a welding mode, the fixing lug plates are fixedly connected with the bottom end face of the control cabinet through screws, the fan is inserted into the inner wall of each fixing frame, and the plurality of radiating holes are formed in the center of the bottom end face of the control cabinet.

As a further scheme of the utility model: a plurality of ventilation grooves are formed in the inner wall of the positioning frame, and the other ends of the ventilation grooves are attached to the inner wall of the control cabinet.

As a further scheme of the utility model: two of the top end face symmetry of spring box has been seted up and has been stirred the groove, and stir the inner wall in groove and all laminate and install the connecting block, the bottom one end of connecting block and the top end face welding of bullet tongue, two the strip is stirred through welded mounting at the outside end face top of connecting block.

As a further scheme of the utility model: two spring grooves are symmetrically formed in one side of the inner wall of the sliding groove, a cylindrical spring is installed on the inner wall of the sliding groove through welding, and the other end of the cylindrical spring is welded with the end face of the inner side of the elastic tongue.

As a further scheme of the utility model: a first chamfer angle is formed on the edge on one side of the top of the elastic tongue, and a second chamfer angle is formed on the edge on one side of the bottom of the fixing block.

The utility model has the beneficial effects that: this filter for elevator system, structural design is reasonable, safe and reliable, when using, can install the filter fast through the installation component, need not to fix through screwing of bolt, avoided the narrow and small unable condition of installing of switch board inner space, strengthened the fixed effect of filter, made things convenient for dismantlement maintenance work, simultaneously, can dispel the heat to the filter through radiator unit, avoided long time heating to reduce the life of filter, eliminated certain trouble hidden danger, improved the operating stability.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a heat dissipation assembly according to the present invention;

FIG. 3 is a schematic view of a first internal construction of the mounting assembly of the present invention;

FIG. 4 is a second internal structural view of the mounting assembly of the present invention;

illustration of the drawings: 1. a control cabinet; 2. mounting the component; 3. a heat dissipating component; 4. a positioning frame; 5. a filter body; 21. positioning blocks; 22. a spring case; 23. a poking groove; 24. the bar is stirred; 25. a cylindrical spring; 26. connecting blocks; 27. a spring tongue; 28. a fixed block; 29. a sliding groove; 31. heat dissipation holes; 32. fixing the ear plate; 33. a fan; 34. a fixing frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1-4, a filter for an elevator system comprises a control cabinet 1, a mounting assembly 2, a heat dissipation assembly 3, a positioning frame 4 and a filter main body 5, wherein the positioning frame 4 is welded on one side of the inner wall of the control cabinet 1, the filter main body 5 is attached to one side of the top end surface of the positioning frame 4, the mounting assembly 2 is arranged on the other side of the top end surface of the positioning frame 4, and the heat dissipation assembly 3 is arranged on one side of the bottom end surface of the control cabinet 1;

the mounting assembly 2 comprises positioning blocks 21, spring boxes 22, a shifting groove 23, a shifting strip 24, a cylindrical spring 25, a connecting block 26, spring tongues 27, fixing blocks 28 and a sliding groove 29, the positioning blocks 21 are mounted on two sides of the top end face of the positioning frame 4 through welding, the inner side end faces of the two positioning blocks 21 are attached to the adjacent end faces of the filter main body 5, the spring boxes 22 are mounted on the outer sides of the top end faces of the positioning frame 4 through welding, the sliding groove 29 is formed in the inner side end face of the spring box 22, the spring tongues 27 are mounted on the inner wall of the sliding groove 29 in an attached mode, the two fixing blocks 28 are symmetrically mounted on the end face, close to the spring boxes 22, of the filter main body 5 through welding, the top end faces of the fixing blocks 28 are attached to the bottom end face of the spring tongues 27, during mounting, the inner side end face of the filter main body 5 is attached to the inner wall of one side of the positioning frame 4 and moves downwards, one end of the inner sides of the spring tongues 27 is squeezed into the sliding groove 29 by the fixing blocks 28, after the filter main body 5 is attached to the top end face of the positioning frame 4, the elastic tongue 27 is ejected out to limit the fixed block 28, so that the effect of fixing the filter main body 5 is achieved, and the fixing effect is enhanced by the two positioning blocks 21; the inner wall of the positioning frame 4 is provided with a plurality of ventilation grooves, the other ends of the ventilation grooves are attached to the inner wall of the control cabinet 1, when the air filter works, air with heat on the surface of the filter main body 5 reaches the outside through the ventilation grooves, and the ventilation grooves are used for conducting auxiliary heat dissipation on the filter main body 5, so that the heat dissipation effect is enhanced;

two toggle grooves 23 are symmetrically formed in the top end face of the spring box 22, connecting blocks 26 are mounted on the inner walls of the toggle grooves 23 in a fitting mode, one end of the bottom of each connecting block 26 is welded to the top end face of the spring tongue 27, toggle strips 24 are mounted on the tops of the outer side end faces of the two connecting blocks 26 in a welding mode, and during disassembly, the toggle strips 24 are moved to drive the connecting blocks 26 to slide in a fitting mode on the inner walls of the toggle grooves 23, so that the spring tongues 27 slide in a fitting mode on the inner walls of the sliding grooves 29, and the effect of eliminating limiting on the fixing blocks 28 is achieved; two spring grooves are symmetrically formed in one side of the inner wall of the sliding groove 29, the cylindrical spring 25 is installed on the inner wall of the sliding groove 29 through welding, the other end of the cylindrical spring 25 is welded with the end face of the inner side of the elastic tongue 27, when the spring tongue 27 is installed, one end of the inner side of the elastic tongue 27 is attached to and slides on the inner wall of the sliding groove 29 to compress the cylindrical spring 25, and the cylindrical spring 25 applies thrust to the elastic tongue 27, so that the installation work is facilitated; a first chamfer angle is formed at the edge of one side of the top of the elastic tongue 27, and a second chamfer angle is formed at the edge of one side of the bottom of the fixed block 28, so that the first chamfer angle is attached to the second chamfer angle during installation, and the fixed block 28 and the elastic tongue 27 can move in a matched manner conveniently;

the heat dissipation assembly 3 comprises heat dissipation holes 31, fixing ear plates 32, a fan 33 and fixing frames 34, two fixing frames 34 are symmetrically attached to the end surface of the bottom of the control cabinet 1, and the top of the outer end surface of the fixed mount 34 is provided with two fixed ear plates 32 by welding, the fixed ear plates 32 are fixedly connected with the bottom end surface of the control cabinet 1 by screws, the inner walls of the two fixed mounts 34 are inserted with fans 33, the center of the bottom end surface of the control cabinet 1 is provided with a plurality of heat dissipation holes 31, when in work, when the fan 33 is started, the air with heat on the surface of the filter body 5 is sucked to the outside through the heat dissipation holes 31 and the fan 33, so that the function of dissipating heat of the filter body 5 is realized, the long-term heat generation is avoided, the service life of the filter is shortened, and during daily maintenance, the fan 33 is pulled, and the fan 33 is attached to and slides on the inner wall of the fixing frame 34, so that the dust cleaning work of the blades of the fan 33 is facilitated.

The working principle of the utility model is as follows: when the filter main body 5 is used, the filter main body 5 can be quickly installed through the installation component 2, the inner side end face of the filter main body 5 is attached to the inner wall of one side of the positioning frame 4 and moves downwards, the first chamfer angle is attached to the second chamfer angle, the fixed block 28 and the spring tongue 27 are convenient to move in a matched mode, one end of the inner side of the spring tongue 27 is attached to and slides on the inner wall of the sliding groove 29, the cylindrical spring 25 is compressed, after the filter main body 5 is attached to the top end face of the positioning frame 4, the spring tongue 27 is ejected, the position of the fixed block 28 is limited, the effect of fixing the filter main body 5 is achieved, the fixing effect is enhanced through the two positioning blocks 21, when the filter main body 5 is disassembled, the toggle bar 24 is moved, the connecting block 26 is driven to be attached to and slide on the inner wall of the toggle groove 23, the spring tongue 27 is attached to and slides on the inner wall of the sliding groove 29, and the effect of eliminating the position limitation of the fixed block 28 is achieved, take out wave filter main part 5, can dispel the heat to wave filter main part 5 through radiator unit 3, in operation, start fan 33, wave filter main part 5 surface has thermal air through ventilative groove, louvre 31, fan 33 is absorbed the external world, realized carrying out radiating function to wave filter main part 5, carry out supplementary heat dissipation to wave filter main part 5 through ventilative groove, the radiating effect has been strengthened, long time heating has been avoided and the life of wave filter is reduced, during the routine maintenance, pulling fan 33, fan 33 slides at the inner wall laminating of mount 34, made things convenient for the blade to fan 33 to carry out the deashing work.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The filter for the elevator system is characterized by comprising a control cabinet (1), a mounting assembly (2), a heat dissipation assembly (3), a positioning frame (4) and a filter main body (5), wherein the positioning frame (4) is mounted on one side of the inner wall of the control cabinet (1) through welding, the filter main body (5) is mounted on one side of the top end face of the positioning frame (4) in a fitting manner, the mounting assembly (2) is arranged on the other side of the top end face of the positioning frame (4), and the heat dissipation assembly (3) is arranged on one side of the bottom end face of the control cabinet (1);

the mounting component (2) comprises a positioning block (21), a spring box (22), a shifting groove (23), a shifting strip (24), a cylindrical spring (25), a connecting block (26), a spring tongue (27), a fixing block (28) and a sliding groove (29), positioning blocks (21) are welded on two sides of the top end surface of the positioning frame (4), and the inner side end surfaces of the two positioning blocks (21) are respectively jointed with the adjacent end surfaces of the filter main body (5), the outer side of the top end face of the positioning frame (4) is provided with a spring box (22) by welding, the end face of the inner side of the spring box (22) is provided with a sliding groove (29), and the inner wall of the sliding groove (29) is fitted with a spring tongue (27), the end surface of one side of the filter main body (5) close to the spring box (22) is symmetrically provided with two fixed blocks (28) by welding, and the top end surface of the fixed block (28) is jointed with the bottom end surface of the spring tongue (27).

2. The filter for the elevator system according to claim 1, wherein the heat dissipation assembly (3) comprises heat dissipation holes (31), fixed ear plates (32), a fan (33) and a fixed frame (34), the bottom end face of the control cabinet (1) is symmetrically attached to two fixed frames (34), two fixed ear plates (32) are installed at the top of the outer end face of each fixed frame (34) through welding, the fixed ear plates (32) are fixedly connected with the bottom end face of the control cabinet (1) through screws, the fan (33) is inserted into the inner wall of each fixed frame (34), and the bottom end face of the control cabinet (1) is provided with a plurality of heat dissipation holes (31) in the center.

3. The filter for the elevator system according to claim 1, wherein the inner wall of the positioning frame (4) is provided with a plurality of ventilation grooves, and the other ends of the ventilation grooves are attached to the inner wall of the control cabinet (1).

4. The filter for the elevator system as claimed in claim 1, wherein two toggle grooves (23) are symmetrically formed in the top end surface of the spring box (22), the inner walls of the toggle grooves (23) are respectively provided with a connecting block (26), one end of the bottom of the connecting block (26) is welded to the top end surface of the spring tongue (27), and a toggle bar (24) is welded to the top of the outer end surface of the two connecting blocks (26).

5. The filter for the elevator system according to claim 1, wherein two spring grooves are symmetrically formed in one side of the inner wall of the sliding groove (29), a cylindrical spring (25) is installed on the inner wall of the sliding groove (29) through welding, and the other end of the cylindrical spring (25) is welded to the inner side end face of the spring tongue (27).

6. The filter for the elevator system according to claim 1, wherein a first chamfer is formed at an edge of a top side of the latch tongue (27), and a second chamfer is formed at an edge of a bottom side of the fixing block (28).