CN215255412U

CN215255412U - Quick door opening mechanism for explosion-proof shell of frequency converter

Info

Publication number: CN215255412U
Application number: CN202121465051.3U
Authority: CN
Inventors: 王瑞华
Original assignee: Qingdao Terjia Electric Co ltd
Current assignee: Qingdao Terjia Electric Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-21
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses an explosion-proof casing of converter is with mechanism of opening door soon, including explosion-proof main casing, explosion-proof main casing one side is by front end department through hinge fixedly connected with sealing door, explosion-proof main casing one side inner wall is by upper end department and one side inner wall and leans on lower extreme department all fixed electromagnetism hasp board that is provided with, the equipment groove has been seted up to the inside of sealing door, equipment groove rear side inner wall center department rotates and is provided with the gear, the fixed dwang that is provided with in front side center department of gear, the front end of dwang runs through the front side that sealing door leads to the sealing door, the front end of dwang is fixed to be provided with rotates the wheel, the front side center department that rotates the wheel has seted up the fingerprint switch groove, the top surface and the bottom surface center department in equipment groove are the fixed stop collar pole that is provided with all. The utility model discloses an explosion-proof casing of converter is with mechanism of opening door soon, this explosion-proof casing of converter is with mechanism of opening door soon security height, easy operation.

Description

Quick door opening mechanism for explosion-proof shell of frequency converter

Technical Field

The utility model relates to a mechanism technical field opens the door soon, especially relates to explosion-proof casing of converter is with mechanism of opening the door soon.

Background

The frequency converter is a power control device which controls an alternating current motor by changing the working power supply frequency mode of the motor, and mainly comprises a rectification unit, a filtering unit, an inversion unit, a braking unit, a driving unit, a detection unit micro-processing unit and the like, the frequency converter adjusts the voltage and the frequency of an output power supply by switching on and off an internal IGBT (insulated gate bipolar transistor), and provides the required power supply voltage according to the actual requirement of the motor, thereby achieving the purposes of energy conservation and speed regulation.

The prior patent (CN111648656A) discloses a quick-opening door lock mechanism, which belongs to the technical field of mechanical design and machining and manufacturing, and comprises a box body, two connecting mechanisms, a handle, a door panel and at least one locking mechanism; the connecting mechanism comprises a hinge seat, a rotating seat and a fixed seat, one end of the hinge seat is fixed with the box body shell, and the rotating seat is rotatably connected to one end of the hinge seat; the rotating seat comprises a connecting end, a connecting rod and a groove, the connecting rod is positioned at one end of the connecting end, and the groove is positioned on the surface of the connecting rod; the fixed seat is sleeved on the connecting rod in a sliding manner and is used for connecting the handle and the rotating seat; the door plate comprises a convex plate and a door body, the convex plate is positioned on one side of the door body, and the door body is fixedly connected with the fixed seat; the locking mechanism at least comprises two clamping plates, a clamping block and a clamping seat, the clamping seat is fixed on the convex plate of the door plate, the two clamping plates are fixed with the connecting plate and the convex plate respectively and used for sealing the connecting plate and the convex plate, the locking mechanism is simple in structure and convenient to operate, the door plate can be opened and locked only by rotating the handle, and the operation efficiency is high. However, although the device is convenient to operate, the device is weak in stability, low in safety and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a quick door opening mechanism for an explosion-proof shell of a frequency converter.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the quick door opening mechanism for the explosion-proof shell of the frequency converter comprises an explosion-proof main shell, wherein a sealing door is fixedly connected to one side of the explosion-proof main shell by virtue of a hinge at the position close to the front end, an electromagnetic lock catch plate is fixedly arranged at the position close to the upper end of the inner wall at one side of the explosion-proof main shell and at the position close to the lower end of the inner wall at one side, an equipment groove is formed in the sealing door, a gear is rotatably arranged at the center of the inner wall at the rear side of the equipment groove, a rotating rod is fixedly arranged at the center of the front side of the gear, the front end of the rotating rod penetrates through the sealing door to reach the front side of the sealing door, a rotating wheel is fixedly arranged at the front end of the rotating rod, and a fingerprint switch groove is formed in the center of the front side of the rotating wheel;

the top surface and the bottom surface center department in equipment groove are all fixed and are provided with spacing loop bar, two the inside of spacing loop bar all slides and is provided with spacing slider, two the one end that spacing slider is close to the gear is all fixed and is provided with the rack, equipment groove rear side inner wall leans on the upper end and leans on lower extreme department to all seted up the through-hole, two the rack rear side leans on one side department all to fix and is provided with the connecting rod, two the rear end of connecting rod all runs through the rear side that the through-hole leads to sealing door, two one side that the connecting rod is opposite leans on rear end department all to fix and is provided with the electromagnetism tapered end.

As a further description of the above technical solution:

the two racks are parallel to each other.

As a further description of the above technical solution:

and a pull handle is fixedly arranged on one side of the front side of the sealing door, which is far away from the hinge.

As a further description of the above technical solution:

and a hand lever is fixedly arranged at the center of the side wall at one side of the rotating wheel.

As a further description of the above technical solution:

and the two racks are meshed and connected with the gear.

As a further description of the above technical solution:

the sealing door is arranged in a rectangular shape.

As a further description of the above technical solution:

the two limiting sleeve rods are parallel to each other.

As a further description of the above technical solution:

the sealing door is made of stainless steel materials.

The utility model discloses following beneficial effect has:

the utility model provides a pair of explosion-proof casing of converter is with mechanism of opening door soon, the device is when using, because its electromagnetism tapered end and electromagnetism hasp board are inside explosion-proof main casing, difficult like this by external damage to make the device security when using higher.

The utility model provides a pair of explosion-proof casing of converter is with mechanism of opening door soon, repacking put can rotate the position that the wheel adjusted the electromagnetism tapered end through rotating when using to seal easy operation, convenient to use.

The utility model provides a pair of explosion-proof casing of converter is with mechanism of opening door soon, the device can open and close the electromagnetism tapered end through fingerprint verification in fingerprint switch groove when using, and then the device is safer when using.

The utility model provides a pair of explosion-proof casing of converter is with mechanism of opening door soon, thereby the device can slide in spacing loop bar through spacing slider when using and make the rack more stable when removing.

Drawings

Fig. 1 is a schematic axial view of a quick door opening mechanism for an explosion-proof housing of a frequency converter according to the present invention;

FIG. 2 is a schematic front sectional view of a sealing door of a quick door opening mechanism for an explosion-proof housing of a frequency converter;

fig. 3 is a schematic side view of a sealing door shaft of a quick door opening mechanism for an explosion-proof shell of a frequency converter;

fig. 4 is the utility model provides an explosion-proof casing of converter is with explosion-proof main casing internal structure schematic diagram of mechanism of opening door soon.

Illustration of the drawings:

1. an explosion-proof main shell; 2. a hinge; 3. a fingerprint switch slot; 4. pulling a handle; 5. a sealing door; 6. a rotating wheel; 7. a handle; 8. a rack; 9. a limiting slide block; 10. a limiting sleeve rod; 11. a through hole; 12. rotating the rod; 13. an equipment groove; 14. a gear; 15. a connecting rod; 16. an electromagnetic lock head; 17. an electromagnetic locking plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: quick door opening mechanism for explosion-proof casing of converter, including explosion-proof

main casing

1, 1 one side of explosion-proof main casing leans on front end department to pass through hinge 2 fixedly connected with sealing

door

5, 1 one side inner wall of explosion-proof main casing leans on upper end department and one side inner wall to lean on lower extreme department all fixed electromagnetic lock buckle 17 that is provided with, equipment groove 13 has been seted up to sealing door 5's inside, equipment groove 13 rear side inner wall center department rotates and is provided with gear 14, the fixed dwang 12 that is provided with in front side center department of gear 14, the front end of dwang 12 runs through the front side that sealing door 5 leads to sealing door 5, the front end of dwang 12 is fixed to be provided with and rotates wheel 6, fingerprint switch groove 3 has been seted up in the front side center department of rotating wheel 6, fingerprint switch groove 3 is used for opening and closing of control electromagnetic lock 16.

The top surface and the bottom surface center department of equipment groove 13 are all fixed and are provided with stop collar pole 10, the inside of two stop collar poles 10 all slides and is provided with stop block 9, slide in stop collar pole 10 through stop block 9, can make more stable that rack 8 removes, two stop block 9 are close to the one end of gear 14 and all fix and are provided with rack 8, equipment groove 13 rear side inner wall leans on the upper end and leans on lower extreme department all to have seted up through-hole 11, two rack 8 rear sides lean on one side department all to be fixed and are provided with connecting rod 15, the rear end of two connecting rods 15 all runs through-hole 11 and leads to the rear side of sealing door 5, one side that two connecting rods 15 are opposite leans on rear end department all to fix and is provided with electromagnetism tapered end 16.

Two racks 8 are parallel to each other, one side that hinge 2 was kept away from to sealing door 5 front side is fixed and is provided with pull handle 4, conveniently open sealing door 5 through pull handle 4, rotate the fixed handle bar 7 that is provided with in one side lateral wall center department of wheel 6, conveniently rotate through handle bar 7 and rotate wheel 6, two racks 8 all are connected with 14 meshing of gear, sealing door 5 sets rectangular shape, two stop collar poles 10 are parallel to each other, sealing door 5 is made by stainless steel material, stainless steel material texture is hard, and the corrosion resisting capability is strong, make the device more stable and durable.

The working principle is as follows: when using, at first close sealing door 5, then rotate through hand lever 7 and rotate wheel 6, it rotates and drives dwang 12 and rotate to rotate wheel 6, dwang 12 rotates and drives gear 14 and rotates, gear 14 rotates and makes two racks 8 remove to both sides respectively, rack 8 removes and drives electromagnetism tapered end 16 through connecting

rod

15, 16 remove can contact with electromagnetism tapered end 17 after a certain position when electromagnetism tapered end, thereby the staff passes through 3 verification fingerprints in fingerprint switch groove and opens electromagnetism tapered end 16, alright fix, the operation is thus simple, moreover, the safety is high, difficult quilt damages.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Quick door opening mechanism for explosion-proof casing of frequency converter, including explosion-proof main casing (1), its characterized in that: the anti-explosion device is characterized in that a sealing door (5) is fixedly connected to one side of the anti-explosion main shell (1) through a hinge (2) by the front end, an electromagnetic locking plate (17) is fixedly arranged on one side of the inner wall of the main shell (1) by the upper end and on one side of the inner wall by the lower end, an equipment groove (13) is formed in the sealing door (5), a gear (14) is rotatably arranged at the center of the inner wall of the rear side of the equipment groove (13), a rotating rod (12) is fixedly arranged at the center of the front side of the gear (14), the front end of the rotating rod (12) penetrates through the sealing door (5) and is communicated with the front side of the sealing door (5), a rotating wheel (6) is fixedly arranged at the front end of the rotating wheel (6), and a fingerprint switch groove (3) is formed at the center of the front side of the rotating wheel (6);

the top surface and the bottom surface center department of equipment groove (13) are all fixed and are provided with stop collar pole (10), two the inside of stop collar pole (10) all slides and is provided with stop block (9), two stop block (9) are close to the one end of gear (14) and all fix and are provided with rack (8), equipment groove (13) rear side inner wall leans on the upper end and leans on lower extreme department all to have seted up through-hole (11), two rack (8) rear side leans on one side department all to fix and is provided with connecting rod (15), two the rear end of connecting rod (15) all runs through-hole (11) and leads to the rear side to sealing door (5), two one side that connecting rod (15) are opposite leans on rear end department all to fix and is provided with electromagnetism tapered end (16).

2. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: the two racks (8) are parallel to each other.

3. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: and a pull handle (4) is fixedly arranged on one side of the front side of the sealing door (5) far away from the hinge (2).

4. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: a hand lever (7) is fixedly arranged at the center of the side wall of one side of the rotating wheel (6).

5. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: the two racks (8) are meshed and connected with a gear (14).

6. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: the sealing door (5) is arranged in a rectangular shape.

7. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: the two limiting sleeve rods (10) are parallel to each other.

8. The quick door opening mechanism for the explosion-proof shell of the frequency converter according to claim 1, characterized in that: the sealing door (5) is made of stainless steel materials.