CN216290648U

CN216290648U - Novel frequency converter case

Info

Publication number: CN216290648U
Application number: CN202122712940.1U
Authority: CN
Inventors: 张丽婷
Original assignee: Guangzhou Yi Chong Fly Electronic Technology Co ltd
Current assignee: Guangzhou Yi Chong Fly Electronic Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-12
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a novel frequency converter case, which relates to a frequency converter case, and comprises a case body, a supporting and leveling mechanism, heat dissipation grooves and an electricity testing safety mechanism, wherein the front end surface of the case body is rotatably connected with a case door, four corners of the lower surface of the case body are respectively provided with the supporting and leveling mechanism, and the bottom ends of two sides of the case body are respectively provided with a plurality of uniformly distributed heat dissipation grooves. The safety performance of the device is improved.

Description

Novel frequency converter case

Technical Field

The utility model relates to a frequency converter case, in particular to a novel frequency converter case.

Background

The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor. The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detection unit micro-processing unit and the like.

The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy saving and speed regulation. With the continuous improvement of the industrial automation degree, the frequency converter is also widely applied. Because the case is usually a metal shell, when the frequency converter is subjected to daily maintenance, the frequency converter is sometimes electrified by leaked weak current, and certain potential safety hazards exist.

Therefore, a novel frequency converter cabinet is provided.

Disclosure of Invention

Problems to be solved

In view of the problems in the prior art, an object of the present invention is to provide a novel frequency converter housing, so as to solve the problems mentioned in the background art.

2. Technical scheme

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

the utility model provides a novel converter machine case, includes quick-witted case body, supports levelling mechanism, radiating groove and survey electric safety mechanism, the preceding terminal surface of quick-witted case body rotates and is connected with the chamber door, the lower surface four corners of quick-witted case body all is equipped with supports levelling mechanism, a plurality of evenly distributed's radiating groove is all seted up to the both sides bottom of quick-witted case body, and the outside of radiating groove is equipped with prevents grey mechanism, the electricity measuring groove has been seted up to the preceding terminal surface of quick-witted case body, and is equipped with in the electricity measuring groove and survey electric installation mechanism, survey electric safety mechanism and include test pencil, lifter plate, mounting panel, sheetmetal and resilience mechanism, the equal fixedly connected with mounting panel of both sides inner wall of electricity measuring groove, the equal fixedly connected with lifter plate in both sides of test pencil, and the last fixed surface of test pencil and be connected with the sheetmetal to be connected with resilience mechanism between lifter plate and the mounting panel.

As a further scheme of the utility model: the rebounding mechanism comprises a sliding rod, a spring and a limiting block, the lower surface of the lifting plate is fixedly connected with the sliding rod, the sliding rod penetrates through the inner wall of the mounting plate and is in threaded connection with the limiting block, the spring is connected to the outer side of the sliding rod in a string mode, and the two ends of the spring are connected with the lifting plate and the mounting plate respectively.

As a further scheme of the utility model: the inner wall, the side wall and the upper inner wall of the electricity measuring tank are all adhered with rubber strips which are arranged in a matched mode.

As a further scheme of the utility model: the supporting and leveling mechanism comprises an internal thread sleeve, a threaded rod and supporting legs, the internal thread sleeve is fixedly connected to the lower surface of the case body, the threaded rod is in threaded connection with the inner end face of the internal thread sleeve, and the supporting legs are rotatably connected to the bottom end of the threaded rod.

As a further scheme of the utility model: a plurality of water leakage grooves which are uniformly distributed are formed in the lower surface of the supporting leg, and a rotary block which is matched with the outer end face of the threaded rod is fixedly sleeved on the outer end face of the threaded rod.

As a further scheme of the utility model: dustproof mechanism includes dust screen and magnet piece, the magnet piece is total four, and the magnet piece distributes in the four corners of radiating groove and with chassis body's outside fixed connection, dust screen magnetism adsorbs at the outer terminal surface of magnet piece.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the current test can be firstly carried out on the case body through the electricity testing safety mechanism during maintenance, so that potential safety hazards are reduced, when the device is used, a finger is placed on the upper surface of the metal sheet and is pressed downwards, so that the bottom end of the test pencil is contacted with the lower inner wall of the electricity testing groove, the measurement effect is further achieved, due to the existence of the spring, the test pencil is separated from the electricity testing groove after measurement, and due to the existence of the rubber strip, the contact between the finger and the inner wall of the electricity testing groove in the use process is avoided, and the safety performance of the device is improved.

2. According to the dustproof case, dust can be prevented from entering the case body through the dustproof mechanism, electric elements in the case body are protected, when the dustproof case is used, the dustproof net is adsorbed on the outer side of the magnet piece, the dustproof treatment is carried out on the heat dissipation groove through the dustproof net, the dustproof net is convenient to take down and clean, and the dustproof effect on the case is improved.

3. The supporting leveling mechanism can separate the case from the ground, so that the corrosion of moisture on the ground to electrical elements in the case is reduced, when the ground is uneven, the height between the supporting legs and the case body can be adjusted, so that four corners of the case body tend to the same horizontal plane, the stability of the device is improved, when the device is adjusted and used, the rotating block can be moved by a wrench, the rotating block can drive the threaded rod to rotate, the supporting legs can move in the vertical direction due to the threaded connection of the threaded rod and the internal thread sleeve, the adjustment is completed when the four corners of the lower surface of the case body tend to the same horizontal plane in a standby mode, and due to the setting of the water leakage groove, the probability that the supporting legs slip due to water accumulation on the ground can be reduced, and the stability of the device is improved.

Drawings

Fig. 1 is a schematic structural diagram of a novel frequency converter case;

FIG. 2 is an enlarged schematic view of area A in FIG. 1;

FIG. 3 is a schematic structural view of a supporting and leveling mechanism in a novel frequency converter case;

in the figure: 1. a chassis body; 2. a dust screen; 3. a heat sink; 4. a magnet piece; 5. supporting legs; 6. a box door; 7. a test pencil; 8. a lifting plate; 9. an electricity measuring groove; 10. mounting a plate; 11. a spring; 12. a slide bar; 13. a metal sheet; 14. an internally threaded sleeve; 15. rotating the block; 16. a water leakage groove; 17. a threaded rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a novel frequency converter case includes a case body 1, a supporting and leveling mechanism, a heat dissipation groove 3, and an electricity testing safety mechanism.

The utility model discloses a quick-witted case, including quick-witted case body 1, supporting levelling mechanism, threaded rod 17 and supporting legs 5, machine case body 1's preceding terminal surface rotates and is connected with chamber door 6, machine case body 1's lower surface four corners all is equipped with supporting levelling mechanism, supporting levelling mechanism includes internal thread sleeve 14, threaded rod 17 and supporting legs 5, internal thread sleeve 14 fixed connection is at machine case body 1's lower surface to internal terminal surface threaded connection of internal thread sleeve 14 has threaded rod 17, the bottom of threaded rod 17 is rotated and is connected with supporting legs 5, a plurality of evenly distributed's water leakage groove 16 has been seted up to supporting legs 5's lower surface, and the outer terminal surface fixed cover of threaded rod 17 is equipped with the spiral piece 15 that the matching set up.

It should be noted that, the case can be separated from the ground by the supporting and leveling mechanism, so that the corrosion of the moisture on the ground to the electrical components in the case is reduced, and when the ground is uneven, the height between the supporting legs 5 and the case body 1 can be adjusted, so that the four corners of the case body 1 tend to the same horizontal plane, thereby improving the stability of the device.

Case body 1's both sides bottom all sets up a plurality of evenly distributed's radiating groove 3, and radiating groove 3's the outside is equipped with prevents grey mechanism, prevent grey mechanism and include dust screen 2 and magnet piece 4, magnet piece 4 is total four, and magnet piece 4 distribute in radiating groove 3's four corners and with case body 1's outside fixed connection, dust screen 2 magnetism adsorbs at the outer terminal surface of magnet piece 4.

It should be noted that, thereby can reduce the dust through dustproof mechanism and enter into quick-witted case body 1 inside, protect electrical components in it, when using, we adsorb dust screen 2 in the outside of magnet piece 4, utilize dust screen 2 to prevent dust the processing to radiating groove 3 to we conveniently take off dust screen 2 and wash, promoted the dustproof effect to quick-witted case.

Survey electric tank 9 has been seted up to machine case body 1's preceding terminal surface, and is equipped with in survey electric tank 9 and survey electric installation mechanism, survey electric safety mechanism and include test pencil 7, lifter plate 8, mounting panel 10, sheetmetal 13 and resilience mechanism, survey the equal fixedly connected with mounting panel 10 of both sides inner wall of electric tank 9, the equal fixedly connected with lifter plate 8 in both sides of test pencil 7, and the last fixed surface and the electricity of test pencil 7 are connected with sheetmetal 13 to be connected with resilience mechanism between lifter plate 8 and the mounting panel 10, resilience mechanism includes slide bar 12, spring 11 and stopper, the lower fixed surface of lifter plate 8 is connected with slide bar 12, slide bar 12 runs through the inner wall and the threaded connection stopper of mounting panel 10, spring 11 has been strung in the outside of slide bar 12, the both ends of spring 11 are connected with lifter plate 8 and mounting panel 10 respectively, survey inner wall, the inner wall of electric tank 9, The lateral wall and the upper inner wall are both adhered with rubber strips which are arranged in a matching way.

It should be noted that, thereby can carry out the current test to quick-witted case body 1 earlier when overhauing through survey electric safety mechanism, the potential safety hazard has been reduced, when carrying out the use, we put the finger on the upper surface of sheetmetal 13, and push down, make the bottom of test pencil 7 and the lower inner wall contact of survey electric tank 9, and then reach measuring effect, and because the existence of spring 11, after the measurement, thereby can make test pencil 7 and survey electric tank 9 separation, and because the existence of rubber strip, thereby avoid in the use finger and the inner wall contact of survey electric tank 9, the security performance of device has been promoted.

Claims

1. The utility model provides a novel converter machine case which characterized in that includes:

the refrigerator comprises a cabinet body (1), wherein the front end surface of the cabinet body (1) is rotatably connected with a cabinet door (6);

the four corners of the lower surface of the case body (1) are provided with supporting and leveling mechanisms;

the bottom ends of the two sides of the case body (1) are respectively provided with a plurality of uniformly distributed heat dissipation grooves (3), and the outer sides of the heat dissipation grooves (3) are provided with an ash prevention mechanism;

survey electric safety mechanism, survey electric safety mechanism has been seted up to the preceding terminal surface of quick-witted case body (1) and has been equipped with survey electric installation mechanism in survey electric groove (9), survey electric safety mechanism and include test pencil (7), lifter plate (8), mounting panel (10), sheetmetal (13) and resilience mechanism in survey electric groove (9), the equal fixedly connected with mounting panel (10) of both sides inner wall of survey electric groove (9), the equal fixedly connected with lifter plate (8) in both sides of test pencil (7), and the last fixed surface and the electricity of test pencil (7) are connected with sheetmetal (13) to be connected with resilience mechanism between lifter plate (8) and mounting panel (10).

2. The novel frequency converter cabinet according to claim 1, wherein the rebound mechanism comprises a sliding rod (12), a spring (11) and a limiting block, the sliding rod (12) is fixedly connected to the lower surface of the lifting plate (8), the sliding rod (12) penetrates through the inner wall of the mounting plate (10) and is in threaded connection with the limiting block, the spring (11) is connected to the outer side of the sliding rod (12) in a string mode, and two ends of the spring (11) are respectively connected with the lifting plate (8) and the mounting plate (10).

3. The novel frequency converter cabinet according to claim 1, characterized in that the inner wall, the side wall and the upper inner wall of the electricity measuring tank (9) are adhered with rubber strips which are arranged in a matching manner.

4. The novel frequency converter cabinet as claimed in claim 1, wherein the supporting and leveling mechanism comprises an internal threaded sleeve (14), a threaded rod (17) and supporting feet (5), the internal threaded sleeve (14) is fixedly connected to the lower surface of the cabinet body (1), the threaded rod (17) is in threaded connection with the inner end surface of the internal threaded sleeve (14), and the supporting feet (5) are rotatably connected to the bottom end of the threaded rod (17).

5. The novel frequency converter cabinet as claimed in claim 4, wherein the lower surface of the supporting leg (5) is provided with a plurality of water leakage grooves (16) which are uniformly distributed, and the outer end surface of the threaded rod (17) is fixedly sleeved with a rotary block (15) which is arranged in a matching manner.

6. The novel frequency converter cabinet according to claim 1, wherein the dustproof mechanism comprises four dustproof nets (2) and four magnet pieces (4), the magnet pieces (4) are distributed at four corners of the heat dissipation groove (3) and fixedly connected with the outer side of the cabinet body (1), and the dustproof nets (2) are magnetically adsorbed on the outer end surfaces of the magnet pieces (4).