CN217362891U - Frequency converter protection device and frequency converter thereof - Google Patents
Frequency converter protection device and frequency converter thereof Download PDFInfo
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- CN217362891U CN217362891U CN202221245142.0U CN202221245142U CN217362891U CN 217362891 U CN217362891 U CN 217362891U CN 202221245142 U CN202221245142 U CN 202221245142U CN 217362891 U CN217362891 U CN 217362891U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model provides a converter protection device and converter thereof, including the ware case, the ware case back is equipped with the gusset plate, and the gusset plate passes through assembly connection spare and can dismantle with the ware case and be connected, and the edge of gusset plate both sides respectively is equipped with a movable free bearing, and two movable free bearings one end are connected with the elastic connection piece of establishing in the gusset plate, rotate between two adjacent movable free bearings and are connected with the round pin connecting plate, round pin connecting plate and the apron fixed connection of establishing in ware case both sides. The utility model discloses what distinguish with traditional converter is that, protection device is the gusset plate that sets up at the back of ware case, and the gusset plate both sides are connected with the apron, and the apron is received in the both sides of ware case through elasticity card strip, and the activity free bearing that links to each other with the apron is floated through elasticity linking member and gusset plate and is connected, and when the ware case received external shock, the apron passes through the shrink of elasticity linking member and elasticity card strip, absorbs the effort, and then plays the safety protection effect to the ware case, and easy dismounting.
Description
Technical Field
The utility model relates to a converter technical field especially relates to a converter protection device and converter thereof.
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. Because the frequency converter is provided with a plurality of micro-control units, when the frequency converter is installed, the frequency converter needs to be ensured to have good impact strength.
The existing frequency converter with a protection structure is provided with a protection device which is often a reinforced shell sleeved outside the frequency converter, and the reinforced shell is tightly fixed with the frequency converter, so that the frequency converter is difficult to disassemble and assemble, and the shell cannot effectively buffer acting force when being impacted by external force, and the safety protection performance is poor. Therefore, the utility model provides a converter protection device and converter thereof in order to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a converter protection device and converter thereof for solve the protection device of current converter, the relatively poor and difficult relevant of dismouting of its safety protection performance is confirmed.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a frequency converter protection device comprises a frequency converter box and a reinforcing plate arranged on the back of the frequency converter, wherein the reinforcing plate is detachably connected with the frequency converter box through an assembly connecting piece;
the edge positions of two sides of the reinforcing plate are respectively provided with a movable hinged support, one end of each movable hinged support is connected with an elastic connecting piece arranged in the reinforcing plate, a pin connecting plate is rotatably connected between every two adjacent movable hinged supports, and the pin connecting plates are fixedly connected with cover plates arranged on two sides of the container box;
the cover plate corresponds to the assembly windows on two sides of the device box, one end of the cover plate, which is far away from the device box, is provided with an elastic clamping strip, and the elastic clamping strip is matched with strip-shaped clamping grooves formed in two sides of the device box.
The further improvement lies in that: the elastic clamping strip comprises a rubber gasket, one end of the rubber gasket is fixedly connected with the side wall of the cover plate, the other end of the rubber gasket is provided with an arc-shaped protrusion, the rubber gasket is matched with the strip-shaped clamping groove, and the arc-shaped protrusion is matched with the arc-shaped clamping groove formed in the strip-shaped clamping groove.
The further improvement is that: the elastic connecting piece comprises movable grooves which are formed in two sides of the reinforcing plate, the movable grooves are encircled outside the movable hinged support and are in sliding fit with the movable hinged support, one end, located in the movable grooves, of the movable hinged support is provided with a spring rod, a cylindrical groove is arranged in the spring rod in a penetrating mode, one end, located in the spring rod, of the cylindrical groove is provided with a limit stop, the other end of the cylindrical groove extends out of the movable hinged support and is fixedly connected with the wall of the movable groove, a spring part is sleeved outside the rod body of the cylindrical groove, and two ends of the spring part are respectively allocated to be connected with the movable hinged support and the wall of the movable groove.
The further improvement is that: the limit stop outer wall is in sliding fit with the spring rod groove wall, the spring rod notch is in sliding fit with the column-shaped groove outer wall, and the diameter of the spring rod notch is smaller than that of the limit stop.
The further improvement lies in that: the assembly connecting piece comprises a plurality of mounting clamping grooves formed in one side, facing the device box, of the reinforcing plate, two ports of each mounting clamping groove extend to two sides of the reinforcing plate, mounting clamping blocks are arranged in the mounting clamping grooves and matched with the mounting clamping grooves, one end of the reinforcing plate and the back face of the device box are far away from the mounting clamping blocks, and fastening bolt pieces are arranged at the joints of the mounting clamping blocks through the reinforcing plate.
The further improvement lies in that: the fastening bolt piece is including seting up a plurality of bolt holes on the gusset plate, and each bolt hole corresponds and is linked together with installation slot, and the installation slot is equipped with the gim peg, and the gim peg penetrates in the installation slot and cooperates with a plurality of locating holes of seting up on the installation fixture block plate body.
The further improvement lies in that: the mounting fixture block is a T-shaped plate, the mounting fixture groove is an inverted T-shaped groove, and the T-shaped plate is matched with the inverted T-shaped groove.
The utility model provides a converter, converter include ware case, assembly window and bar draw-in groove, and bar draw-in groove and assembly window open in ware case both sides.
The utility model has the advantages that: what its and traditional converter had the difference is, its protection device is the gusset plate that sets up at the back of ware case, and the gusset plate both sides are connected with the apron, and the apron is received in the both sides of ware case through elasticity card strip, and the activity free bearing who links to each other with the apron is floated through elasticity linking member and gusset plate and is connected, and when the ware case received external shock, the apron was through the shrink of elasticity linking member and elasticity card strip, absorbed the effort, and then played the safety protection effect to the ware case, and easy dismounting.
Drawings
Fig. 1 is a structural diagram of the present invention.
Fig. 2 is a structural diagram of the reinforcing plate of the present invention.
Fig. 3 is a sectional view of the movable hinge base of the present invention.
Wherein: 1. a container box; 11. assembling the window; 12. a strip-shaped clamping groove; 2. a reinforcing plate; 21. a movable hinged support; 22. a movable groove; 23. a spring lever; 24. a spring member; 25. a cylindrical groove; 3. a cover plate; 31. a pin connecting plate; 32. an elastic clamping strip; 4. assembling a connecting piece; 41. mounting a clamping block; 42. installing a clamping groove; 43. and fastening the bolt piece.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
According to the embodiments shown in fig. 1, 2 and 3, the frequency converter protection device is characterized by comprising a cabinet 1 and a reinforcing plate 2 arranged on the back of the frequency converter, wherein the reinforcing plate 2 is detachably connected with the cabinet 1 through an assembly connecting piece 4;
the edge of the two sides of the reinforcing plate 2 is respectively provided with a movable hinged support 21, one end of each of the two movable hinged supports 21 is connected with an elastic connecting piece arranged in the reinforcing plate 2, a pin connecting plate 31 is rotatably connected between the two adjacent movable hinged supports 21, and the pin connecting plate 31 is fixedly connected with the cover plates 3 arranged on the two sides of the container box 1;
the cover plate 3 corresponds to the assembling windows 11 on the two sides of the device box 1, one end of the cover plate 3, far away from the device box 1, is provided with an elastic clamping strip 32, and the elastic clamping strip 32 is matched with the strip-shaped clamping grooves 12 arranged on the two sides of the device box 1. The reinforcing plate 2 is installed on the back of the container 1, the cover plate 3 is rotatably connected to the two sides of the reinforcing plate 2 through the pin connecting plate 31 and the movable hinge base 21, and when the reinforcing plate 2 is protected, the cover plate 3 can be folded to the two sides of the container 1 by rotating. Wherein, the elastic clamping strip 32 on the cover plate 3 can be buckled with the strip-shaped clamping grooves 12 arranged on the two sides of the device box 1, the cover plate 3 is arranged on the two sides of the device box 1 in a floating way, and when the device box 1 is impacted by the impact force from the two sides, the cover plate 3 can protect the device box 1.
The elastic connecting piece comprises movable grooves 22 arranged on two sides of the reinforcing plate 2, the movable grooves 22 are surrounded outside the movable hinged support 21 and are in sliding fit with the movable hinged support 21, one end of the movable hinged support 21, which is located in the movable grooves 22, is provided with a spring rod 23, a cylindrical groove 25 is arranged in the spring rod 23 in a penetrating manner, one end of the cylindrical groove 25, which is located in the spring rod 23, is provided with a limit stop, the other end of the cylindrical groove 25 extends outside the movable hinged support 21 and is fixedly connected with the wall of the movable grooves 22, a spring part 24 is sleeved outside the cylindrical groove 25, and two ends of the spring part 24 are respectively allocated to be connected with the movable hinged support 21 and the wall of the movable grooves 22. The elastic connecting piece plays a role in floating connection of the movable hinged support 21, and when the cover plate 3 is impacted from the outside, the elastic connecting piece can buffer the movable hinged support 21 so as to play a role in resisting impact. The movable hinged support 21 is retracted into the movable groove 22 under stress and slides along the movable groove 22, the column-shaped groove 25 also slides along the spring rod 23 during sliding, when the movable hinged support 21 and the spring rod move, the spring part 24 is extruded by the movable hinged support 21, the spring part 24 is retracted, and the spring part 24 buffers the acting force applied to the movable hinged support 21, so that the purposes of shock absorption and protection are achieved.
Limit stop outer wall and 23 cell wall sliding fit of spring beam, 23 notches of spring beam and 25 outer walls sliding fit of columnar order, 23 notch diameters of spring beam are less than limit stop diameter. When the movable hinged support 21 slides to the groove wall of the movable groove 22, the limit stop positioned in the spring rod 23 can be in sliding fit with the groove wall of the spring rod 23, the column-shaped groove 25 slides along the groove opening of the spring rod 23, and the diameter of the limit stop is larger than that of the groove opening of the spring rod 23, so that when the column-shaped groove 25 slides to the final point, the limit stop can be supported to the groove opening of the spring rod 23 to play the roles of limiting and preventing falling.
The assembly connector 4 comprises a plurality of mounting clamping grooves 42 formed in one side, facing the device box 1, of the reinforcing plate 2, two ports of each mounting clamping groove 42 extend to two sides of the reinforcing plate 2, mounting clamping blocks 41 are arranged in the mounting clamping grooves 42, the mounting clamping blocks 41 are matched with the mounting clamping grooves 42, one ends, far away from the reinforcing plate 2, of the mounting clamping blocks 41 are fixedly connected with the back face of the device box 1, and fastening bolt pieces 43 are arranged at the joints, through the reinforcing plate 2, of the mounting clamping blocks 41; reinforcing plate 2 passes through assembly connecting piece 4 assembly at the back of ware case 1, can dismantle with ware case 1 and be connected, and the detachable benefit lies in, makes things convenient for the staff to change reinforcing plate 2 and apron 3, and easy maintenance is dismantled and assembled. In the assembling process, the mounting fixture block 41 is matched with the mounting fixture groove 42 to play a role in limiting and preventing the reinforcing plate 2 from falling off, and the fastening bolt piece 43 positioned at the joint of the mounting fixture block 41 and the reinforcing plate 2 plays a role in fastening.
The fastening bolt piece 43 comprises a plurality of bolt holes formed in the reinforcing plate 2, each bolt hole corresponds to the installation clamping groove 42 and is communicated with the installation clamping groove 42, and a fixing bolt is assembled in the installation clamping groove 42, penetrates into the installation clamping groove 42 and is matched with a plurality of positioning holes formed in the plate body of the installation clamping block 41; when the reinforcing plate 2 is assembled on the back of the container 1, after the mounting fixture block 41 is completely matched with the mounting clamping groove 42, each bolt hole on the reinforcing plate 2 corresponds to each positioning hole on the mounting clamping groove 42 one by one, and at the moment, the fixing bolt penetrates into the bolt holes, so that the mounting fixture block 41 can be connected with the reinforcing plate 2, and the reinforcing plate 2 is fixed.
The mounting fixture block 41 is a T-shaped plate, the mounting fixture groove 42 is an inverted T-shaped groove, and the T-shaped plate is matched with the inverted T-shaped groove. The T-shaped plate is buckled into the inverted T-shaped groove and matched with the inverted T-shaped groove to form a mutually-meshed connecting structure, and the back of the container 1 is assembled with the reinforcing plate 2, so that the reinforcing plate cannot fall off from the back of the container 1. During assembly, the mounting slots 42 on the reinforcing plate 2 are aligned with the mounting blocks 41 and then slid downward.
The frequency converter comprises a converter box 1, an assembly window 11 and a strip-shaped clamping groove 12, wherein the strip-shaped clamping groove 12 and the assembly window 11 are arranged on two sides of the converter box 1.
This converter protection device and converter thereof, back through at ware case 1 sets up gusset plate 2, 2 both sides of gusset plate set up can receive the apron 3 in the both sides of ware case 1, apron 3 is close to 2 one end of gusset plate and rotates with the movable free bearing 21 of establishing in 2 both sides of gusset plate and is connected, movable free bearing 21 floats through the elasticity linking piece and connects in 2 both sides of gusset plate, apron 3 adopts the elastic connection mode equally and fixes with ware case 1, when ware case 1 received external shock, apron 3 absorbs the effort through elasticity linking and the shrink of elasticity card strip 32, and then play the safety protection effect to ware case 1, easy dismounting.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The frequency converter protection device is characterized by comprising a frequency converter box (1) and a reinforcing plate (2) arranged on the back surface of the frequency converter, wherein the reinforcing plate (2) is detachably connected with the frequency converter box (1) through an assembly connecting piece (4);
the edge positions of two sides of the reinforcing plate (2) are respectively provided with a movable hinged support (21), one end of each of the two movable hinged supports (21) is connected with an elastic connecting piece arranged in the reinforcing plate (2), a pin connecting plate (31) is rotatably connected between every two adjacent movable hinged supports (21), and the pin connecting plate (31) is fixedly connected with cover plates (3) arranged on two sides of the container box (1);
the cover plate (3) corresponds to the assembling windows (11) on the two sides of the device box (1), one end, far away from the device box (1), of the cover plate (3) is provided with an elastic clamping strip (32), and the elastic clamping strip (32) is matched with the strip-shaped clamping grooves (12) formed in the two sides of the device box (1).
2. A frequency converter protection device according to claim 1, characterized in that: elastic card strip (32) include the rubber gasket, rubber gasket one end and apron (3) lateral wall fixed connection, the rubber gasket other end is equipped with convex arch, the rubber gasket cooperatees with bar draw-in groove (12), convex arch cooperatees with the arc draw-in groove of seting up in bar draw-in groove (12).
3. A frequency converter protection device according to claim 1, characterized in that: the elasticity links up the union piece including offering at activity groove (22) of gusset plate (2) both sides, activity groove (22) encircle outside activity free bearing (21) and with activity free bearing (21) sliding fit, the one end that activity free bearing (21) are located activity groove (22) has seted up spring beam (23), wear to be equipped with cylindrical groove (25) in spring beam (23), cylindrical groove (25) are located spring beam (23) one end and are equipped with limit stop, cylindrical groove (25) other end extend to outside activity free bearing (21) and with activity groove (22) cell wall fixed connection, cylindrical groove (25) pole body overcoat is equipped with spring part (24), spring part (24) both ends are allocated and are met with activity free bearing (21) and activity groove (22) cell wall.
4. A frequency converter protection device according to claim 3, characterized in that: the outer wall of the limit stop is in sliding fit with the groove wall of the spring rod (23), the notch of the spring rod (23) is in sliding fit with the outer wall of the cylindrical groove (25), and the diameter of the notch of the spring rod (23) is smaller than that of the limit stop.
5. A frequency converter protection device according to claim 1, characterized in that: assembly connectors (4) are including offering a plurality of installation slot (42) towards ware case (1) one side in gusset plate (2), the both ends mouth of installation slot (42) extends to the both sides of gusset plate (2), be equipped with installation fixture block (41) in installation slot (42), installation fixture block (41) cooperate with installation slot (42), the back fixed connection of gusset plate (2) one end and ware case (1) is kept away from in installation fixture block (41), installation fixture block (41) are provided with fastening bolt spare (43) through the junction of gusset plate (2).
6. The frequency converter protection device of claim 5, wherein: the fastening bolt piece (43) comprises a plurality of bolt holes formed in the reinforcing plate (2), each bolt hole corresponds to the installation clamping groove (42) and is communicated with the installation clamping groove (42), a fixing bolt is assembled in the installation clamping groove (42), penetrates into the installation clamping groove (42) and is matched with a plurality of positioning holes formed in the plate body of the installation clamping block (41).
7. The frequency converter protection device of claim 5, wherein: the mounting clamping block (41) is a T-shaped plate, the mounting clamping groove (42) is an inverted T-shaped groove, and the T-shaped plate is matched with the inverted T-shaped groove.
8. Frequency converter, characterized in that it comprises a cabinet (1) according to any of claims 1-7, a mounting window (11) and a strip-shaped slot (12), said strip-shaped slot (12) and mounting window (11) opening on both sides of the cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221245142.0U CN217362891U (en) | 2022-05-23 | 2022-05-23 | Frequency converter protection device and frequency converter thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221245142.0U CN217362891U (en) | 2022-05-23 | 2022-05-23 | Frequency converter protection device and frequency converter thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217362891U true CN217362891U (en) | 2022-09-02 |
Family
ID=83014674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221245142.0U Active CN217362891U (en) | 2022-05-23 | 2022-05-23 | Frequency converter protection device and frequency converter thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217362891U (en) |
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2022
- 2022-05-23 CN CN202221245142.0U patent/CN217362891U/en active Active
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