CN216600335U

CN216600335U - Three-prevention type frequency converter

Info

Publication number: CN216600335U
Application number: CN202121956531.XU
Authority: CN
Inventors: 袁帅鹏
Original assignee: Shanghai Jingqi Electric Automation Technology Co ltd
Current assignee: Shanghai Jingqi Electric Automation Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-05-24
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a three-prevention frequency converter, which comprises a bottom plate, wherein universal wheels are fixedly connected to the bottom of the bottom plate close to four corners, the roller is fixed conveniently by arranging a fixing mechanism through the mutual matching of a transmission rod, a limiting plate, an eccentric wheel, a roller, a gear, a rotating shaft, a vertical plate, a spring, a movable plate, a limiting rod, a movable rod, a limiting rack plate, a rotating handle, an inserting rod and a cross rod, so that the roller is fixed conveniently, the universal wheels are fixed conveniently, and the frequency converter body is kept stable in the using process, thereby causing poor heat dissipation effect of the frequency converter body.

Description

Three-prevention type frequency converter

Technical Field

The utility model relates to the technical field of frequency conversion equipment, in particular to a three-prevention type frequency converter.

Background

The frequency converter can enable the motor to obtain larger starting torque with smaller starting current, namely the frequency converter can start heavy load, the frequency converter has basic functions of voltage regulation, frequency modulation, voltage stabilization, speed regulation and the like, modern scientific technology is applied, the frequency converter is expensive and good in performance, the internal structure is complex and the frequency converter is simple to use, so that the frequency converter is not only used for starting the motor, but also widely applied to various fields, various powers, various shapes, various volumes, various purposes and the like are available, and the three-prevention type frequency converter is also one of the frequency converters.

Because traditional three prevent type converter, at the in-process that uses, be not convenient for clear up the air outlet of three prevent type converter to lead to three prevent type converter poor at the in-process radiating effect who uses, traditional three prevent type converter does not have the device that can fix the wheel simultaneously, thereby leads to the practicality of device relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a three-prevention type frequency converter.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a three prevent type converters, includes the bottom plate, the bottom plate bottom is close to the equal fixedly connected with universal wheel in four corners department, the top fixedly connected with box of bottom plate, the inner chamber of box is equipped with fixed establishment, the opening has been seted up to the bottom of box, the top fixedly connected with converter body of box, a plurality of air intake and air outlet have been seted up respectively to the converter body left and right sides near top department, the right side of converter body is equipped with clearance mechanism, the left side of converter body is close to top fixedly connected with fixed slot of department, the inner chamber left side intermediate position department fixedly connected with bracing piece of fixed slot, the right-hand member fixedly connected with fan of bracing piece.

Furthermore, the left side fixedly connected with connecting plate of bottom plate, the left side of connecting plate is close to two handles of top fixedly connected with department, and two the handle sets up for the front and back, two the outside of handle all is overlapped and is equipped with the slipmat.

Further, the cleaning mechanism comprises a bearing plate which is fixedly connected to the right side of the frequency converter body near the bottom, the top of the bearing plate is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a rotating rod, a fixed rod is fixedly connected to the right side of the rotating rod close to the top end, a rectangular frame is arranged above the right side of the rotating rod, one end of the fixed rod far away from the rotating rod is inserted in the inner cavity of the rectangular frame, the top of the rectangular frame is fixedly connected with a movable rod, a connecting rod is fixedly connected at the left side of the moving rod close to the top end, a brush is fixedly connected at the left end of the connecting rod, a fixing frame is arranged on the left side of the brush, the left side of the fixing frame is fixedly connected to the position, close to the top, on the right side of the frequency converter body, the inner cavity of the fixing frame is fixedly connected with a filter screen, and the upper part of the right side of the filter screen is attached to the hairbrush.

Further, the equal fixedly connected with L shape pole of both sides department, two around the rectangle frame the first slider of the equal fixedly connected with of right-hand member of L shape pole, the right side of rectangle frame is equipped with the mounting panel, the bottom fixedly connected with fixed plate of mounting panel, the left side and the converter body fixed connection of fixed plate, both sides department all seted up with first slider assorted first spout, two around the mounting panel left side is close to first slider difference swing joint is at the inner chamber of adjacent first spout.

Further, the fixing mechanism comprises a limiting plate, the top of the limiting plate is fixedly connected to the top of the inner cavity of the box body near the right side, the left side of the limiting plate near the bottom is fixedly connected with a first bearing, the inner cavity of the first bearing is provided with a transmission rod in a penetrating manner, the left end of the transmission rod is fixedly connected with an eccentric wheel, the bottom of the eccentric wheel is provided with a movable plate, the top of the movable plate is attached to the eccentric wheel, the right side of the movable plate is fixedly connected with a transverse plate, a through hole is formed in the transverse plate near the middle position, the inner cavity of the through hole is movably connected with a limiting rod, the bottom of the limiting rod is fixedly connected with a bottom plate, the bottom of the movable plate is fixedly connected with a movable rod, a through hole is formed in the top of the bottom plate near the middle position, the bottom end of the movable rod penetrates through the through hole, and is fixedly connected with a limiting rack plate, the outside cover of movable rod is equipped with the spring, the top and the bottom of spring respectively with fly leaf and bottom plate fixed connection.

Further, the meshing of the bottom of spacing rack board has the gear, just the inner chamber of gear runs through and is equipped with the pivot, the both ends of pivot all are equipped with the riser, riser fixed connection is in the bottom of bottom plate, one side that the gear was kept away from to the riser is equipped with the gyro wheel, adjacent riser is run through respectively at the both ends of pivot to with adjacent gyro wheel roll connection.

Furthermore, the right side of the box body is close to the top and fixedly connected with a second bearing, the right end of the transmission rod penetrates through the inner cavity of the second bearing and is fixedly connected with a rotating handle, a plurality of blind holes are formed in the outer side of the rotating handle, an insertion rod is inserted into the inner cavity of one of the blind holes, a cross rod is fixedly connected to the top end of the insertion rod, a second sliding block is fixedly connected to the left end of the cross rod, a second sliding groove matched with the second sliding block is formed in the right side of the box body close to the top, and the second sliding block is movably connected to the inner cavity of the second sliding groove.

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

1. according to the universal wheel fixing device, the fixing mechanism is arranged, and the transmission rod, the limiting plate, the eccentric wheel, the idler wheel, the gear, the rotating shaft, the vertical plate, the spring, the movable plate, the limiting rod, the movable rod, the limiting rack plate, the rotating handle, the inserting rod and the transverse rod are matched with one another, so that the idler wheel is fixed conveniently, and the universal wheel is fixed conveniently and stably kept in the using process of the frequency converter body;

2. according to the utility model, by arranging the cleaning mechanism, the fixed plate, the mounting plate, the moving rod, the brush, the filter screen, the motor, the L-shaped rod, the fixed rod, the rectangular frame and the rotating rod are mutually matched, so that the brush can be conveniently driven to move up and down, the filter screen is cleaned, and the filter screen is prevented from being blocked by dust, thus the heat dissipation effect of the frequency converter body is poor.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front sectional view of the present embodiment;

FIG. 2 is a partial bottom view of the base plate of the present embodiment;

FIG. 3 is an enlarged view of the embodiment at A in FIG. 1;

FIG. 4 is an enlarged view of the embodiment at B in FIG. 1;

fig. 5 is an enlarged view of the embodiment at C in fig. 1.

In the figure: 1. a grip; 2. a non-slip mat; 3. a support bar; 4. a connecting plate; 5. a universal wheel; 6. a base plate; 7. a fixing mechanism; 70. a transmission rod; 71. a limiting plate; 72. an eccentric wheel; 73. a roller; 74. a gear; 75. a rotating shaft; 76. a vertical plate; 77. a spring; 78. a movable plate; 79. a limiting rod; 790. a movable rod; 791. a limiting rack plate; 792. a handle is rotated; 793. inserting a rod; 794. a cross bar; 8. a box body; 9. a cleaning mechanism; 90. a fixing plate; 91. mounting a plate; 92. a travel bar; 93. a brush; 94. a filter screen; 95. a motor; 96. an L-shaped rod; 97. fixing the rod; 98. a rectangular frame; 99. a rotating rod; 10. a frequency converter body; 11. a fan; 12. and fixing the grooves.

Detailed Description

The present invention is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the case of no conflict, any combination between the embodiments or technical features described below may form a new embodiment.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, a three-prevention type frequency converter comprises a bottom plate 6, a connecting plate 4 is fixedly connected to the left side of the bottom plate 6, two handles 1 are fixedly connected to the left side of the connecting plate 4 near the top, the two handles 1 are arranged in a front-back manner, anti-slip pads 2 are respectively sleeved on the outer sides of the two handles 1 to facilitate the rotation of universal wheels 5, so as to facilitate the movement of a frequency converter body 10, the universal wheels 5 are fixedly connected to the bottom of the bottom plate 6 near four corners, a box body 8 is fixedly connected to the top of the bottom plate 6, a fixing mechanism 7 is arranged in an inner cavity of the box body 8, an opening is formed in the bottom of the box body 8, the top of the box body 8 is fixedly connected with the frequency converter body 10, a plurality of air inlets and air outlets are respectively formed in the left side and the right side of the frequency converter body 10 near the top, a cleaning mechanism 9 is arranged on the right side of the frequency converter body 10, a fixing groove 12 is fixedly connected to the left side of the frequency converter body 10 near the top, the middle position department fixedly connected with bracing piece 3 in the inner chamber left side of fixed slot 12, the right-hand member fixedly connected with fan 11 of bracing piece 3.

The cleaning mechanism 9 comprises a bearing plate, the bearing plate is fixedly connected to the right side of the frequency converter body 10 near the bottom, the top of the bearing plate is fixedly connected with a motor 95, an output shaft of the motor 95 is fixedly connected with a rotating rod 99, the right side of the rotating rod 99 near the top is fixedly connected with a fixed rod 97, a rectangular frame 98 is arranged above the right side of the rotating rod 99, L-shaped rods 96 are fixedly connected to the front and rear sides of the rectangular frame 98, first sliding blocks are fixedly connected to the right ends of the two L-shaped rods 96, a mounting plate 91 is arranged on the right side of the rectangular frame 98, a fixed plate 90 is fixedly connected to the bottom of the mounting plate 91, the left side of the fixed plate 90 is fixedly connected with the frequency converter body 10, first sliding grooves matched with the first sliding blocks are formed in the left side of the mounting plate 91 near the front and rear sides, the two first sliding blocks are movably connected to inner cavities of the adjacent first sliding grooves respectively, so as to limit the rectangular frame 98, one end that bull stick 99 was kept away from to dead lever 97 is pegged graft in the inner chamber of rectangle frame 98, the top fixedly connected with carriage release lever 92 of rectangle frame 98, the left side of carriage release lever 92 is close to top fixedly connected with connecting rod, the left end fixedly connected with brush 93 of connecting rod, the left side of brush 93 is equipped with fixed frame, the left side fixed connection of fixed frame is close to top department on the right side of converter body 10, the inner chamber fixedly connected with filter screen 94 of fixed frame, and the right side top department of filter screen 94 laminates mutually with brush 93, be convenient for clear up filter screen 94, avoid the too much filter screen 94 of plugging up of dust, thereby influence the radiating effect of converter body 10.

The fixing mechanism 7 comprises a limit plate 71, the top of the limit plate 71 is fixedly connected to the top of the inner cavity of the box body 8 near the right side, the left side of the limit plate 71 near the bottom is fixedly connected with a first bearing, the inner cavity of the first bearing is provided with a transmission rod 70 in a penetrating way, the right side of the box body 8 near the top is fixedly connected with a second bearing, the right end of the transmission rod 70 penetrates through the inner cavity of the second bearing and is fixedly connected with a rotating handle 792, the outer side of the rotating handle 792 is provided with a plurality of blind holes, the inner cavity of one of the blind holes is inserted with an insertion rod 793, the top end of the insertion rod 793 is fixedly connected with a cross rod 794, the left end of the cross rod 794 is fixedly connected with a second sliding block, the right side of the box body 8 near the top is provided with a second sliding groove matched with the second sliding block, the second sliding block is movably connected with the inner cavity of the second sliding groove, the rotating handle 792 is convenient to be fixed, the accidental rotation of the roller 73 is avoided, thereby influencing the fixing effect of the roller 73, the left end of the transmission rod 70 is fixedly connected with an eccentric wheel 72, the bottom of the eccentric wheel 72 is provided with a movable plate 78, the top of the movable plate 78 is attached to the eccentric wheel 72, the right side of the movable plate 78 is fixedly connected with a transverse plate, a through hole is formed in the transverse plate close to the middle position, the inner cavity of the through hole is movably connected with a limiting rod 79, the bottom of the limiting rod 79 is fixedly connected with the bottom plate 6, the bottom of the movable plate 78 is fixedly connected with a movable rod 790, the top of the bottom plate 6 is provided with a through hole close to the middle position, the bottom end of the movable rod 790 penetrates through the through hole and is fixedly connected with a limiting rack plate 791, the bottom end of the limiting rack plate 791 is engaged with a gear 74, the inner cavity of the gear 74 is provided with a rotating shaft 75 in a penetrating manner, vertical plates 76 are arranged at both ends of the rotating shaft 75, the vertical plates 76 are fixedly connected with the bottom of the bottom plate 6, rollers 73 are arranged at one sides of the vertical plates 76 far away from the gear 74, and both ends of the rotating shaft 75 respectively penetrate through adjacent vertical plates 76, and is connected with the adjacent roller 73 in a rolling manner, the outside of the movable rod 790 is sleeved with a spring 77, and the top end and the bottom end of the spring 77 are respectively fixedly connected with the movable plate 78 and the bottom plate 6, so as to fix the roller 73, thereby keeping the frequency converter body 10 stable in operation.

The working principle is as follows: firstly, in the using process, because the using place of the frequency converter body 10 is not fixed, the frequency converter body is required to be moved generally, a worker can push the universal wheel 5 and the roller 73 to rotate by holding the handle 1, meanwhile, the anti-slip mat 2 can prevent the hand of the worker from slipping, when the frequency converter body is moved to the place required to be used, the pushing is stopped, then the roller 73 is fixed, so that the frequency converter body 10 is kept stable in the working process, the transverse rod 794 is pulled upwards, the second sliding block and the second sliding groove can limit the transverse rod 794 in the upward moving process, the transverse rod 794 moves upwards to drive the inserting rod 793 to move upwards so as to be far away from the inner cavity of one of the blind holes, then the rotating handle 792 is rotated, the rotating handle 792 drives the driving rod 70 to rotate, the driving rod 70 rotates to drive the eccentric wheel 72, the eccentric wheel 72 rotates to touch the movable plate 78, thereby driving the movable plate 78 to move downwards under the limit of the transverse plate and the limit rod 79 and the spring 77 to compress and contract, the limit rod 79 moving downwards can drive the limit rack plate 791 to move downwards, thereby engaging the limit rack plate 791 with the gear 74, when the limit rack plate 791 is engaged with the gear 74, the roller 73 can be fixed through the rotating shaft 75, after the roller 73 is fixed, the universal wheel 5 can not rotate at the same time, then the rotating handle 792 stops rotating, then the pulled transverse rod 794 is released, so that the transverse rod 794 drives the second slider to move in the inner cavity of the second sliding groove under the action of self gravity, when the second slider moves to the bottom of the inner cavity of the second sliding groove, the transverse rod 794 will stop moving, and the inserted rod 793 is just inserted into the inner cavity of one of the blind holes, thereby continuing to limit the rotating handle 792, avoiding the rotating handle 792 from accidentally rotating, thereby affecting the effect of fixing the roller 73, the fixing of the roller 73 can be released by reverse operation, the frequency converter body 10 is convenient to move, when the roller 73 and the universal wheel 5 are fixed, the frequency converter body 10 can be started to start to work, because the frequency converter body 10 needs to dissipate heat in the working process, the service life of the frequency converter body 10 is prevented from being influenced by overhigh temperature, the fan 11 is started through the external power supply, the wind generated when the fan 11 works enters the inside of the frequency converter body 10 from the air inlet, the heat is dissipated inside the frequency converter body 10, and then the wind is discharged from the air outlet, the air circulation rate of the inner cavity of the frequency converter body 10 is accelerated while the inner cavity of the frequency converter body 10 dissipates heat, because the surface of the filter screen 94 is full of dust in the long-time use process, the filter screen 94 needs to be cleaned regularly, the motor 95 is started through the external power supply, can drive bull stick 99 when motor 95 works and rotate, can drive dead lever 97 when bull stick 99 pivoted and rotate, can drive rectangle frame 98 when dead lever 97 pivoted and at L shape pole 96, the spacing reciprocating down of first slider and first spout makes a round trip, rectangle frame 98 can drive the reciprocating up-and-down of carriage release lever 92 when making a round trip to reciprocate, can drive brush 93 through the connecting rod when carriage release lever 92 makes a round trip to reciprocate and clear up filter screen 94, avoid the dust to plug up filter screen 94, thereby influence the radiating efficiency of converter body 10, and convenient for use.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a three prevent type converter, includes bottom plate (6), its characterized in that: bottom plate (6) bottom is close to equal fixedly connected with universal wheel (5) in four corners department, top fixedly connected with box (8) of bottom plate (6), the inner chamber of box (8) is equipped with fixed establishment (7), the opening has been seted up to the bottom of box (8), top fixedly connected with converter body (10) of box (8), a plurality of air intake and air outlet have been seted up respectively to the department of being close to the top in converter body (10) the left and right sides, the right side of converter body (10) is equipped with clearance mechanism (9), the left side of converter body (10) is close to top fixedly connected with fixed slot (12), fixedly connected with bracing piece (3) are located to the inner chamber left side intermediate position of fixed slot (12), the right-hand member fixedly connected with fan (11) of bracing piece (3).

2. A three-proof frequency converter according to claim 1, characterized in that: the left side fixedly connected with connecting plate (4) of bottom plate (6), the left side of connecting plate (4) is close to two handles (1) of top department fixedly connected with, and two handle (1) sets up around, two the outside of handle (1) all is equipped with slipmat (2).

3. A three-proof frequency converter according to claim 1, characterized in that: the cleaning mechanism (9) comprises a bearing plate, the bearing plate is fixedly connected to the right side of the frequency converter body (10) and close to the bottom, a motor (95) is fixedly connected to the top of the bearing plate, a rotating rod (99) is fixedly connected to an output shaft of the motor (95), a fixed rod (97) is fixedly connected to the right side of the rotating rod (99) and close to the top, a rectangular frame (98) is arranged above the right side of the rotating rod (99), one end, far away from the rotating rod (99), of the fixed rod (97) is inserted into an inner cavity of the rectangular frame (98), a moving rod (92) is fixedly connected to the top of the rectangular frame (98), a connecting rod is fixedly connected to the left side of the moving rod (92) and close to the top, a brush (93) is fixedly connected to the left end of the connecting rod, a fixed frame is arranged on the left side of the brush (93), the left side of the fixed frame is fixedly connected to the right side of the frequency converter body (10) and close to the top, the inner cavity of the fixing frame is fixedly connected with a filter screen (94), and the upper part of the right side of the filter screen (94) is attached to the brush (93).

4. A three-proof frequency converter according to claim 3, wherein: equal fixedly connected with L shape pole (96) of both sides department, two around rectangle frame (98) the first slider of the equal fixedly connected with of right-hand member of L shape pole (96), the right side of rectangle frame (98) is equipped with mounting panel (91), the bottom fixedly connected with fixed plate (90) of mounting panel (91), the left side and converter body (10) fixed connection of fixed plate (90), both sides department all seted up with first slider assorted first spout, two around mounting panel (91) left side is close to first slider difference swing joint is at the inner chamber of adjacent first spout.

5. A three-proof frequency converter according to claim 1, characterized in that: the fixing mechanism (7) comprises a limiting plate (71), the top of the limiting plate (71) is fixedly connected to the top of an inner cavity of the box body (8) and close to the right side, the left side of the limiting plate (71) is close to a first bearing fixedly connected with the bottom, an inner cavity of the first bearing is provided with a transmission rod (70) in a penetrating mode, the left end of the transmission rod (70) is fixedly connected with an eccentric wheel (72), the bottom of the eccentric wheel (72) is provided with a movable plate (78), the top of the movable plate (78) is attached to the eccentric wheel (72), the right side of the movable plate (78) is fixedly connected with a transverse plate, a through hole is formed in the transverse plate close to the middle position, the inner cavity of the through hole is movably connected with a limiting rod (79), the bottom of the limiting rod (79) is fixedly connected with the bottom plate (6), and the bottom of the movable rod (790) is fixedly connected with the movable rod (78), the top of bottom plate (6) is close to intermediate position department and has seted up the perforation, the bottom of movable rod (790) passes fenestrate inner chamber to spacing rack plate of fixedly connected with (791), the outside cover of movable rod (790) is equipped with spring (77), the top and the bottom of spring (77) respectively with fly leaf (78) and bottom plate (6) fixed connection.

6. A three-proof frequency converter according to claim 5, wherein: the bottom meshing of spacing rack plate (791) has gear (74), just the inner chamber of gear (74) runs through and is equipped with pivot (75), the both ends of pivot (75) all are equipped with riser (76), riser (76) fixed connection is in the bottom of bottom plate (6), one side that gear (74) were kept away from in riser (76) is equipped with gyro wheel (73), adjacent riser (76) are run through respectively at the both ends of pivot (75) to with adjacent gyro wheel (73) roll connection.

7. A three-proof frequency converter according to claim 5, wherein: the right side of box (8) is close to top department fixedly connected with second bearing, the right-hand member of transfer line (70) runs through the inner chamber of second bearing to fixedly connected with turning handle (792), a plurality of blind hole has been seted up in the outside of turning handle (792), one of them the inner chamber of blind hole is pegged graft and is had inserted bar (793), top fixedly connected with horizontal pole (794) of inserted bar (793), the left end fixedly connected with second slider of horizontal pole (794), the right side of box (8) is close to top department and has seted up with second slider assorted second spout, second slider swing joint is at the inner chamber of second spout.