CN112737285B - Protection device suitable for not unidimensional converter - Google Patents
Protection device suitable for not unidimensional converter Download PDFInfo
- Publication number
- CN112737285B CN112737285B CN202011613831.8A CN202011613831A CN112737285B CN 112737285 B CN112737285 B CN 112737285B CN 202011613831 A CN202011613831 A CN 202011613831A CN 112737285 B CN112737285 B CN 112737285B
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- Prior art keywords
- fixed
- vertical
- heat dissipation
- sliding
- vertical positioning
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0204—Mounting supporting structures on the outside of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the field of auxiliary installation of frequency converters, in particular to a protection device suitable for frequency converters with different sizes. The device comprises a rack, a clamping mechanism and a heat dissipation mechanism. The invention is designed with a clamping mechanism, the left side of a mounting groove of the clamping mechanism is rotatably connected with a horizontal positioning bolt, the frequency converters with different sizes can be fixed in the horizontal direction by adjusting the horizontal positioning bolt, a designed sliding groove is provided with a sliding cavity and a positioning cavity, a vertical positioning block is arranged in the positioning cavity, the vertical positioning block is rotatably connected with a vertical positioning bolt, and the frequency converters with different sizes can be fixed in the vertical direction by adjusting the positions of the vertical positioning block and the vertical positioning bolt. The damping spring is installed in fixture's the mounting groove for this device has certain shock attenuation effect, and the heat dissipation mechanism of design can blow off the device with the heat through the fan with the heat again with the heat transmission that the converter produced to the heat dissipation fin, has improved the heat-sinking capability of converter.
Description
Technical Field
The invention relates to the field of auxiliary installation of frequency converters, in particular to a protection device suitable for frequency converters with different sizes.
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. In practical application, even if the frequency converters of the same type are produced by different manufacturers, the sizes of the frequency converters are different, so that each frequency converter needs to be specially customized to form a corresponding protection device, the frequency converter is high in power and energy consumption, and auxiliary equipment such as heat dissipation and shock absorption is often required to be equipped, so that great waste is caused.
Disclosure of Invention
In order to solve the above mentioned disadvantages in the background art, the present invention provides a protection device suitable for frequency converters with different sizes.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a protector suitable for not unidimensional converter, the device include frame, fixture and heat dissipation mechanism, its characterized in that, the frame includes vertical fixation board, and the vertical fixation board left side is provided with the motor, and the motor output is fixed with the motor gear, and vertical fixation board fixed surface has the slide rail of symmetric distribution, and the slide rail bottom is fixed on horizontal support board, is provided with the slidable box on the slide rail, and the box left side is fixed with the rack, motor gear and rack toothing.
Fixture is including fixing the spout of two symmetric distributions on vertical fixing plate, and the spout is opened has slip chamber and a plurality of location chamber, and there is the slider in the slip chamber, and the spout bottom is fixed with the supporting seat, is fixed with two mounting grooves of parallel distribution on supporting seat and the slider, installs the converter between two mounting grooves, and mounting groove left side swivelling joint has horizontal positioning bolt, and the mounting groove right side is fixed with damping spring, and the damping spring left side is fixed with auxiliary stay board.
The heat dissipation mechanism is including fixing the ventilation pipe on horizontal support board, and ventilation pipe and converter bottom contact, dustproof screen cloth is installed at the ventilation pipe both ends, and it has the sieve mesh to open on the dustproof screen cloth, and dustproof screen cloth both sides are provided with the screen cloth spout, and the screen cloth spout is installed on the ventilation pipe, and dustproof screen cloth can slide in the spout, installs the fan on the dustproof screen cloth on right side, and ventilation pipe inside is fixed with heat radiation fins.
Furthermore, the right side of the box body is fixed with an auxiliary sliding rail, the right side of the vertical fixing plate is fixed with a supporting seat, a spring rod is arranged on the supporting seat, and the tail end of the spring rod is fixed with an auxiliary limiting wheel.
Furthermore, a limiting groove is formed in the position, close to the bottom, of the auxiliary sliding rail.
Furthermore, a vertical positioning block is installed in the positioning cavity, and a vertical positioning bolt is rotatably connected to the vertical positioning block.
Furthermore, the top of the sliding block is provided with a groove matched with the vertical positioning bolt.
The invention has the beneficial effects that:
1. the invention is designed with a clamping mechanism, the left side of a mounting groove of the clamping mechanism is rotatably connected with a horizontal positioning bolt, the frequency converters with different sizes can be fixed in the horizontal direction by adjusting the horizontal positioning bolt, a designed sliding groove is provided with a sliding cavity and a positioning cavity, a vertical positioning block is arranged in the positioning cavity, the vertical positioning block is rotatably connected with a vertical positioning bolt, and the frequency converters with different sizes can be fixed in the vertical direction by adjusting the positions of the vertical positioning block and the vertical positioning bolt.
2. The damping spring is arranged in the mounting groove of the clamping mechanism designed by the invention, so that the device has a certain damping effect, the designed heat dissipation mechanism can transfer heat generated by the frequency converter to the heat dissipation fin plate and blow the heat out of the device through the fan, and the heat dissipation capability of the frequency converter is improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the frame structure of the present invention;
FIG. 3 is an overall schematic view of the clamping mechanism of the present invention;
FIG. 4 is an exploded view of the clamping mechanism of the present invention;
FIG. 5 is a schematic view of a heat dissipation mechanism of the present invention;
fig. 6 is an exploded view of the heat dissipation mechanism of the present invention.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
As shown in fig. 1 and 2, a protection device suitable for frequency converters with different sizes comprises a frame 1, a clamping mechanism 2 and a heat dissipation mechanism 3. Frame 1 includes vertical fixing plate 11, vertical fixing plate 11 left side is provided with motor 18, the motor 18 output is fixed with motor gear 181, vertical fixing plate 11 fixed surface has the slide rail 13 of symmetric distribution, slide rail 13 bottom is fixed on horizontal support board 17, be provided with slidable box 12 on the slide rail 13, box 12 left side is fixed with rack 19, motor gear 181 and rack 19 mesh, box 12 right side is fixed with supplementary slide rail 16, the position that supplementary slide rail 16 is close to the bottom is opened there is spacing groove 161. A supporting seat 14 is fixed on the right side of the vertical fixing plate 11, a spring rod 141 is arranged on the supporting seat 14, and an auxiliary limiting wheel 15 is fixed at the tail end of the spring rod 141. When the auxiliary limiting wheel device works, the motor 18 drives the box body 12 to slide up and down along the slide rail 13 through the meshing of the motor gear 181 and the rack 19, the auxiliary limiting wheel 15 on the right side of the box body 12 tightly clings to the auxiliary slide rail 16 to roll under the elastic force action of the spring rod 141, when the auxiliary limiting wheel 15 rolls to the limiting groove 161, the braking action can be realized, the box body 12 stops moving upwards, and the box body 12 is prevented from derailing.
As shown in fig. 1, 3 and 4, the clamping mechanism 2 includes two symmetrically distributed sliding chutes 22 fixed on the vertical fixing plate 11, and the sliding chutes 22 are provided with a sliding cavity 223 and a plurality of positioning cavities 222. A sliding block 221 is arranged in the sliding cavity 223, a vertical positioning block 224 is arranged in the positioning cavity 222, a vertical positioning bolt 225 is rotatably connected with the vertical positioning block 224, a groove 2211 matched with the vertical positioning bolt 225 is formed in the top of the sliding block 221, the positioning cavity 222 can prevent the vertical positioning block from moving in the vertical direction, and after the vertical positioning bolt 225 is screwed, the vertical positioning bolt 225 is matched with the groove 2211, so that the vertical positioning block 224 can be prevented from moving in the horizontal direction. The bottom of the sliding groove 22 is fixed with a supporting seat 24, two mounting grooves 23 which are distributed in parallel are fixed on the supporting seat 24 and the sliding block 221, a frequency converter 21 is installed between the two mounting grooves 23, the left side of each mounting groove 23 is rotatably connected with a horizontal positioning bolt 231, the right side of each mounting groove 23 is fixed with a damping spring 233, the left side of each damping spring 233 is fixed with an auxiliary supporting plate 232, and each damping spring 233 can play a role in positioning and damping.
As shown in fig. 1, 5, and 6, the heat dissipation mechanism 3 includes a ventilation pipe 31 fixed to the horizontal support plate 17. The bottom of ventilation pipe 31 and converter 21 contacts, and dustproof screen cloth 33 is installed at the ventilation pipe 31 both ends, and it has sieve mesh 331 to open on the dustproof screen cloth 33, and dustproof screen cloth 33 both sides are provided with screen cloth spout 32, and screen cloth spout 32 is installed on ventilation pipe 31, and dustproof screen cloth 33 can slide in spout 32, conveniently changes dustproof screen cloth. The fan 35 is installed on the dustproof screen 33 on the right side, the heat dissipation fins 34 are fixed inside the ventilation pipe 31, heat generated by the frequency converter 21 is transferred to the heat dissipation fins 34, and then the heat is blown out of the device by the fan 35, so that the heat dissipation efficiency of the frequency converter 21 is improved.
When the device needs to open and close the box body 12, the motor 18 can be controlled to drive the motor gear 181 to rotate, the box body 12 slides upwards along the slide rail 13 through the meshing of the gear 181 and the rack 19, the auxiliary limiting wheel 15 is pressed on the auxiliary slide rail 16 to roll through the spring rod 141 on the right side of the box body 12, when the auxiliary limiting wheel 15 rolls to the limiting groove 161, the braking effect can be achieved, the box body 12 stops moving, when the box body 12 needs to be closed, the spring rod 141 needs to be pulled out a little, the auxiliary limiting wheel 15 leaves the limiting groove 161 at the moment, and the driving motor 18 rotates reversely to drive the box body 12 to return to the original position. When the frequency converters 21 with different sizes need to be replaced and installed, the vertical positioning block 224 is replaced into the appropriate positioning cavity 222, the vertical positioning bolt 225 is screwed, the vertical positioning bolt 225 is matched with the groove 2211, the frequency converter 21 is fixed and positioned in the vertical direction, the position of the horizontal positioning bolt 231 is adjusted, and the frequency converter 21 is fixed in the horizontal direction.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (3)
1. A protection device suitable for frequency converters of different sizes comprises a rack (1), a clamping mechanism (2) and a heat dissipation mechanism (3), and is characterized in that the rack (1) comprises a vertical fixing plate (11), a motor (18) is arranged on the left side of the vertical fixing plate (11), a motor gear (181) is fixed at the output end of the motor (18), slide rails (13) which are symmetrically distributed are fixed on the surface of the vertical fixing plate (11), the bottoms of the slide rails (13) are fixed on a horizontal supporting plate (17), a slidable box body (12) is arranged on the slide rails (13), a rack (19) is fixed on the left side of the box body (12), and the motor gear (181) is meshed with the rack (19);
the clamping mechanism (2) comprises two symmetrically distributed sliding chutes (22) fixed on a vertical fixing plate (11), each sliding chute (22) is provided with a sliding cavity (223) and a plurality of positioning cavities (222), a sliding block (221) is arranged in each sliding cavity (223), a supporting seat (24) is fixed at the bottom of each sliding chute (22), two mounting grooves (23) which are distributed in parallel are fixed on each supporting seat (24) and each sliding block (221), a frequency converter (21) is installed between the two mounting grooves (23), the left side of each mounting groove (23) is rotatably connected with a horizontal positioning bolt (231), a damping spring (233) is fixed on the right side of each mounting groove (23), and an auxiliary supporting plate (232) is fixed on the left side of each damping spring (233);
the heat dissipation mechanism (3) comprises a ventilation pipe (31) fixed on a horizontal support plate (17), the ventilation pipe (31) is in contact with the bottom of the frequency converter (21), dustproof screens (33) are installed at two ends of the ventilation pipe (31), screen holes (331) are formed in the dustproof screens (33), screen chutes (32) are formed in two sides of the dustproof screens (33), the screen chutes (32) are installed on the ventilation pipe (31), the dustproof screens (33) can slide in the screen chutes (32), a fan (35) is installed on the dustproof screens (33) on the right side, and heat dissipation fins (34) are fixed inside the ventilation pipe (31);
a vertical positioning block (224) is arranged in the positioning cavity (222), and the vertical positioning block (224) is rotatably connected with a vertical positioning bolt (225);
the top of the sliding block (221) is provided with a groove (2211) matched with the vertical positioning bolt (224).
2. The protection device for frequency converters with different sizes as claimed in claim 1, wherein an auxiliary slide rail (16) is fixed on the right side of the box body (12), a support seat (14) is fixed on the right side of the vertical fixing plate (11), a spring rod (141) is arranged on the support seat (14), and an auxiliary limiting wheel (15) is fixed at the tail end of the spring rod (141).
3. The protection device for frequency converters with different sizes is characterized in that a position, close to the bottom, of the auxiliary slide rail (16) is provided with a limiting groove (161).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011613831.8A CN112737285B (en) | 2020-12-30 | 2020-12-30 | Protection device suitable for not unidimensional converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011613831.8A CN112737285B (en) | 2020-12-30 | 2020-12-30 | Protection device suitable for not unidimensional converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112737285A CN112737285A (en) | 2021-04-30 |
| CN112737285B true CN112737285B (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011613831.8A Active CN112737285B (en) | 2020-12-30 | 2020-12-30 | Protection device suitable for not unidimensional converter |
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| CN (1) | CN112737285B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113347846A (en) * | 2021-07-16 | 2021-09-03 | 武汉泓清源电气有限公司 | Do benefit to radiating wall-hanging installation mechanism for high-voltage inverter installation |
| CN117641690B (en) * | 2024-01-26 | 2024-04-12 | 苏州精新汇能电源科技有限公司 | Plasma power module's installation device |
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| CN108882643A (en) * | 2018-07-24 | 2018-11-23 | 巢湖市金辉自控设备有限公司 | A kind of frequency converter heat dissipation protection cabinet |
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| CN112737285A (en) | 2021-04-30 |
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