CN219678315U - Anti-interference device of frequency converter - Google Patents
Anti-interference device of frequency converter Download PDFInfo
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- CN219678315U CN219678315U CN202321195316.1U CN202321195316U CN219678315U CN 219678315 U CN219678315 U CN 219678315U CN 202321195316 U CN202321195316 U CN 202321195316U CN 219678315 U CN219678315 U CN 219678315U
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- frequency converter
- device shell
- protective cover
- interference
- movable plate
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- 230000001681 protective effect Effects 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims description 13
- 238000005192 partition Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of frequency converters, in particular to an anti-interference device of a frequency converter, which comprises a device shell, wherein a protective cover is arranged above the device shell, shielding partition plates are arranged on the protective cover and the inner wall of the device shell, two connecting grooves are symmetrically arranged on the upper surface of the device shell, connecting blocks are connected inside the two connecting grooves, a frequency converter body is arranged inside the device shell, two mounting tubes are symmetrically arranged on the upper surface of the protective cover, limit rods are arranged on the upper surfaces of the two mounting tubes, and movable blocks are arranged on one side of the limit rods. According to the utility model, the protective cover is convenient to disassemble and assemble through the connecting groove arranged on the device shell and in cooperation with the connecting block, so that the frequency converter body is convenient to maintain and operate, the frequency converter body is convenient to use, and external signals can be shielded through the shielding partition plate, so that the frequency converter body is reduced from external signal interference.
Description
Technical Field
The utility model relates to the technical field of frequency converters, in particular to an anti-interference device of a frequency converter.
Background
The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device, and can realize the functions of soft start, frequency conversion speed regulation, operation precision improvement, power factor change, overcurrent/overvoltage/overload protection and the like of an alternating current different-frequency converter step motor. The frequency converter is one of the most excellent speed regulating devices in modern times, and is widely applied to industries such as lifting, machine tools, plastics, building materials, metallurgy, automobiles and the like. However, with the continuous development of the frequency converter technology, how to provide a structure with long service life, simple structure, attractive appearance, high production efficiency and low cost under the condition of ensuring that the performance requirement of equipment is not affected is an important design direction of frequency converter structure engineers.
The utility model discloses an anti-interference frequency converter case convenient to install, which belongs to the technical field of frequency converters and particularly relates to an anti-interference frequency converter case convenient to install, and the anti-interference frequency converter case comprises an installation plate, wherein two guide grooves are formed in the top of the installation plate, guide plates are sleeved in the two guide grooves in a sliding manner, the same case body is fixedly arranged at the tops of the two guide plates, the same installation hole is formed between the two guide grooves, two clamping rods are sleeved in the installation hole in a sliding manner, clamping grooves are formed in one sides, close to each other, of the two guide plates, the two clamping rods are movably clamped in the corresponding clamping grooves respectively, and steel wire ropes and two springs are fixedly arranged at one ends, close to each other, of the two clamping rods. The utility model has reasonable structural design, can rapidly install the box body through the coordination of the guide groove, the guide plate, the mounting hole, the clamping groove, the clamping rod, the steel wire rope, the spring, the rotating shaft and the wire spool, and can avoid the interference of external signals and internal elements to the signals through the coordination of the top shielding plate and the shielding partition plate.
In summary, the following technical problems exist in the prior art: the existing frequency converter has no anti-interference performance, so that external signals and internal elements are easy to interfere signals, and therefore, the anti-interference device of the frequency converter is provided.
Disclosure of Invention
The present utility model is directed to an anti-interference device for a frequency converter, so as to solve the problems set forth in the background art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an anti-interference device of converter, includes the device shell, the top of device shell is provided with the protective cover, the inner wall of protective cover and device shell all is provided with shielding baffle, the upper surface symmetry of device shell is provided with two spread grooves, two the inside of spread groove all is connected with the connecting block, the inside of device shell is provided with the converter body, the upper surface symmetry of protective cover is provided with two mounting tubes, two the upper surface of mounting tube all is provided with the gag lever post, one side of gag lever post is provided with the movable block, the upper surface of movable block is provided with the spring.
Preferably, the protective cover forms a clamping structure with the device shell through the connecting block and the connecting groove, and the shielding partition plate is fixedly connected with the device shell.
Preferably, the mounting pipe is fixedly connected with the protective cover, and the limiting rod forms an elastic telescopic structure with the mounting pipe through the movable block and the spring.
Preferably, the device housing is further provided with:
the limiting hole is formed in one side of the device shell, a double-shaft motor is mounted in the device shell, an output shaft of the double-shaft motor is connected with a screw rod, and the outer wall of the screw rod is connected with a movable plate.
Preferably, the double-shaft motor is in screw connection with the device shell, a rotating structure is formed between the screw rod and the double-shaft motor, and the movable plate is in threaded connection with the screw rod.
Preferably, the movable plate is further provided with:
the guide rod is arranged on one side of the movable plate, a fixing piece is arranged on the inner wall of the movable plate, a fixing block is arranged on one side of the fixing piece, and fixing holes are formed in two ends of the fixing block.
Preferably, a sliding structure is formed between the movable plate and the device shell through the guide rod, and the horizontal central lines of the fixing holes and the fixing pieces are mutually overlapped.
The above description shows that the technical problems to be solved by the present utility model can be solved by the above technical solutions of the present utility model.
Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:
according to the utility model, the protective cover is convenient to disassemble and assemble under the cooperation of the connecting blocks through the connecting grooves arranged on the device shell, so that the frequency converter body is convenient to maintain and operate, and is convenient to use, and external signals can be shielded through the shielding partition plates arranged, so that the frequency converter body is reduced from being interfered by the external signals; through the installation tube arranged on the protective cover, the movable block can be pushed to move under the action of compression of the spring, so that the limiting rod is inserted into the device shell, the protective cover can be fixed, the protective effect is achieved, and the situation that the frequency converter body is knocked is reduced;
according to the utility model, the screw rod can be driven to rotate through the double-shaft motor, so that the screw rod drives the movable plate in threaded connection to horizontally move, and the limiting mechanism can be driven to move, so that the frequency converter body is limited, and shaking is avoided; through the fixed orifices that set up on the fixed block for when the mounting on the fly leaf removes, can insert in the fixed orifices, thereby fix the converter body, need not manual operation, convenient to use.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the housing of the device of the present utility model;
FIG. 3 is a schematic perspective view of a protective cover according to the present utility model;
fig. 4 is a schematic view of the connection between the housing and the protective cover of the device according to the present utility model.
In the figure: 1. a device housing; 2. a protective cover; 3. a shielding partition; 4. a connecting groove; 5. a connecting block; 6. a transducer body; 7. installing a pipe; 8. a limit rod; 9. a movable block; 10. a spring; 11. a limiting hole; 12. a fixed block; 13. a fixing hole; 14. a fixing member; 15. a movable plate; 16. a guide rod; 17. a screw rod; 18. a biaxial motor.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Description of the preferred embodiments
As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides an anti-interference device of converter, including device shell 1, the top of device shell 1 is provided with protective cover 2, protective cover 2 and the inner wall of device shell 1 all are provided with shielding baffle 3, the upper surface symmetry of device shell 1 is provided with two spread grooves 4, the inside of two spread grooves 4 all is connected with connecting block 5, the inside of device shell 1 is provided with converter body 6, the upper surface symmetry of protective cover 2 is provided with two installation tubes 7, the upper surface of two installation tubes 7 all is provided with gag lever post 8, one side of gag lever post 8 is provided with movable block 9, the upper surface of movable block 9 is provided with spring 10.
Example two
The scheme in the first embodiment is further described below in conjunction with a specific working manner, and the details are described below:
as shown in fig. 1, 2 and 3, as a preferred embodiment, on the basis of the above manner, further, the protective cover 2 forms a clamping structure with the device housing 1 through the connecting block 5 and the connecting groove 4, and the shielding partition plate 3 is fixedly connected with the device housing 1, and the protective cover 2 is convenient to disassemble and assemble under the cooperation of the connecting block 5 through the connecting groove 4 arranged on the device housing 1, so that the frequency converter body 6 is convenient to maintain and operate, and is convenient to use, and external signals can be shielded through the arranged shielding partition plate 3, so that the frequency converter body 6 is reduced from being interfered by external signals; the installation tube 7 is fixedly connected with the protective cover 2, and the limiting rod 8 forms an elastic telescopic structure with the installation tube 7 through the movable block 9 and the spring 10, and the movable block 9 can be pushed to move under the action of the compression of the spring 10 by the installation tube 7 arranged on the protective cover 2, so that the limiting rod 8 is inserted into the device shell 1, the protective cover 2 can be fixed, the protective effect is achieved, and the situation that the frequency converter body 6 is knocked is reduced.
As shown in fig. 1, 2 and 4, as a preferred embodiment, based on the above manner, a further limiting hole 11 is provided at one side of the device housing 1, a dual-shaft motor 18 is installed inside the device housing 1, the dual-shaft motor 18 is connected with the device housing 1 by a screw, an output shaft of the dual-shaft motor 18 is connected with a screw rod 17, a rotating structure is formed between the screw rod 17 and the dual-shaft motor 18, a movable plate 15 is connected with an outer wall of the screw rod 17, the movable plate 15 is connected with the screw rod 17 by a screw thread, the screw rod 17 can be driven to rotate by the provided dual-shaft motor 18, so that the screw rod 17 drives the movable plate 15 in threaded connection to horizontally move, and the limiting mechanism can be driven to move, thereby limiting the frequency converter body 6, and avoiding shaking; guide bar 16, it sets up in the one side of fly leaf 15, the inner wall of fly leaf 15 is provided with mounting 14, constitute sliding construction between fly leaf 15 and the device shell 1 through guide bar 16, one side of mounting 14 is provided with fixed block 12, fixed orifices 13 have all been seted up at the both ends of fixed block 12, fixed orifices 13 coincide each other with the horizontal central line of mounting 14, through fixed orifices 13 that set up on the fixed block 12 for when the mounting 14 on the fly leaf 15 removes, can insert in the fixed orifices 13, thereby fix converter body 6, need not manual operation, convenient to use.
From the above, it can be seen that:
the utility model aims at the technical problems that: most of the existing frequency converters have no anti-interference performance, so that external signals and internal elements are caused, and signals are easy to interfere; the technical scheme of each embodiment is adopted.
Meanwhile, the implementation process of the technical scheme is as follows:
before using the anti-interference device of this converter, place the device shell 1 suitable position earlier, then place the device shell 1 inside with converter body 6, through the biax motor 18 of setting, drive lead screw 17 rotatory, under the cooperation of guide bar 16, make the rotatory fly leaf 15 that drives threaded connection of lead screw 17 move, thereby drive mounting 14 and remove, make mounting 14 insert in fixed orifices 13 on fixed block 12, can carry out spacing fixed to converter body 6 like this, avoid taking place to shake the condition that drops, settle the back, through the spread groove 4 that sets up on the device shell 1, aim at spread groove 4 with connecting block 5 on the protective cover 2, then the horizontal direction promotes protective cover 2, make protective cover 2 settle on the device shell 1, when promoting protective cover 2, need manual pulling gag lever post 8 on the safety tube 7, make movable block 9 drive spring 10 carry out motion compression, then push protective cover 2 completely onto device shell 1, then manual release gag lever 8, can drive movable block 9 under the effect that spring 10 self is compressed, can drive the effect that reset block 9 carries out the motion and make the reset lever 8 to make the inner diameter of the device shell 1, can make the impact device that can make the inner end of the protective cover 2 to the device can be carried out to the device 1, can reduce the effect of the impact device to the safety device 1, can be reduced, can cause the effect to the device is reduced to the safety device is 1, can be carried out to the side of the device is down, can has the safety device is reduced to the device is compared with the safety device is 1, and the safety device is convenient, and the safety device is easy to the safety device is convenient, and the safety device is high against the safety device is easy down has high performance and high performance.
Through the arrangement, the utility model can solve the technical problems, and simultaneously realize the following technical effects:
according to the utility model, through the connecting groove 4 arranged on the device shell 1, the protective cover 2 is convenient to disassemble and assemble under the cooperation of the connecting block 5, so that the frequency converter body 6 is convenient to maintain and operate, and is convenient to use, and the external signals can be shielded through the shielding partition plate 3, so that the frequency converter body 6 is reduced from being interfered by the external signals; through the installation pipe 7 arranged on the protective cover 2, the movable block 9 can be pushed to move under the action of the compression of the spring 10, so that the limit rod 8 is inserted into the device shell 1, the protective cover 2 can be fixed, the protection effect is achieved, and the situation that the frequency converter body 6 is knocked is reduced;
according to the utility model, the screw rod 17 can be driven to rotate through the double-shaft motor 18, so that the screw rod 17 drives the movable plate 15 in threaded connection to horizontally move, and the limiting mechanism can be driven to move, thereby limiting the frequency converter body 6 and avoiding shaking; through the fixed orifices 13 that set up on the fixed block 12 for when the mounting 14 on the fly leaf 15 removed, can insert in the fixed orifices 13, thereby fix converter body 6, need not manual operation, convenient to use.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An anti-interference device of a frequency converter, comprising:
device shell (1), the top of device shell (1) is provided with shield cap (2), the inner wall of shield cap (2) and device shell (1) all is provided with shielding baffle (3), the upper surface symmetry of device shell (1) is provided with two spread grooves (4), two the inside of spread groove (4) all is connected with connecting block (5), the inside of device shell (1) is provided with converter body (6), the upper surface symmetry of shield cap (2) is provided with two install tube (7), two the upper surface of install tube (7) all is provided with gag lever post (8), one side of gag lever post (8) is provided with movable block (9), the upper surface of movable block (9) is provided with spring (10).
2. The anti-interference device of a frequency converter according to claim 1, wherein the protective cover (2) forms a clamping structure with the device housing (1) through the connecting block (5) and the connecting groove (4), and the shielding separator (3) is fixedly connected with the device housing (1).
3. The anti-interference device of the frequency converter according to claim 1, wherein the installation tube (7) is fixedly connected with the protective cover (2), and the limit rod (8) forms an elastic telescopic structure with the installation tube (7) through the movable block (9) and the spring (10).
4. An anti-interference device of a frequency converter according to claim 1, characterized in that the device housing (1) is further provided with:
limiting hole (11), it sets up one side of device shell (1), the internally mounted of device shell (1) has biax motor (18), the output shaft of biax motor (18) has lead screw (17), the outer wall of lead screw (17) is connected with fly leaf (15).
5. The anti-interference device of a frequency converter according to claim 4, wherein the double-shaft motor (18) is connected with the device housing (1) by a screw, a rotating structure is formed between the screw rod (17) and the double-shaft motor (18), and the movable plate (15) is connected with the screw rod (17) by a screw thread.
6. The anti-interference device of a frequency converter according to claim 4, characterized in that the movable plate (15) is further provided with:
the guide rod (16) is arranged on one side of the movable plate (15), a fixing piece (14) is arranged on the inner wall of the movable plate (15), a fixing block (12) is arranged on one side of the fixing piece (14), and fixing holes (13) are formed in two ends of the fixing block (12).
7. The anti-interference device of a frequency converter according to claim 6, wherein the movable plate (15) forms a sliding structure with the device housing (1) through a guide rod (16), and the horizontal center lines of the fixing hole (13) and the fixing piece (14) are mutually overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321195316.1U CN219678315U (en) | 2023-05-17 | 2023-05-17 | Anti-interference device of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321195316.1U CN219678315U (en) | 2023-05-17 | 2023-05-17 | Anti-interference device of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219678315U true CN219678315U (en) | 2023-09-12 |
Family
ID=87925464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321195316.1U Active CN219678315U (en) | 2023-05-17 | 2023-05-17 | Anti-interference device of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219678315U (en) |
-
2023
- 2023-05-17 CN CN202321195316.1U patent/CN219678315U/en active Active
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