CN212695900U - Alternating current frequency converter with explosion-proof function - Google Patents
Alternating current frequency converter with explosion-proof function Download PDFInfo
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- CN212695900U CN212695900U CN202022029443.7U CN202022029443U CN212695900U CN 212695900 U CN212695900 U CN 212695900U CN 202022029443 U CN202022029443 U CN 202022029443U CN 212695900 U CN212695900 U CN 212695900U
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Abstract
The utility model discloses an AC frequency converter with explosion-proof function, which comprises an explosion-proof box body and a wiring box body; a filter screen plate is arranged on the explosion-proof box body; a plate cleaning mechanism is movably arranged on the filter screen plate; the plate cleaning mechanism comprises a driving device and a dust cleaning device; the driving device drives the ash removal device to reciprocate on the surface of the filter screen plate; the ash removing device comprises a mounting plate and an ash brushing plate; one side surface of the mounting plate is connected with the dust brushing plate; the other side surface of the mounting plate is connected with a driving device; the ash brushing plate is contacted with the filter screen plate; the two sides of the mounting plate are connected with the two sides of the filter screen plate in a sliding manner; the utility model discloses the technical scheme who takes has solved current explosion-proof converter and has used a period back in the relatively poor occasion of some environment, filters and accumulates the dust on the otter board very easily, if the untimely clearance leads to being unfavorable for the heat dispersion's of explosion-proof box problem.
Description
Technical Field
The utility model relates to a converter technical field, concretely relates to exchange converter with explosion-proof function.
Background
The frequency converter is a shop 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. Frequency converters are widely used in production equipment in various manufacturing fields, such as underground conveying motors. However, the common frequency converter cannot be used in a dangerous area because the frequency converter generates heat in the operation process, the main heat source of the frequency converter is a semiconductor element, the normal working temperature range of the device is generally-5 ℃ to +65 ℃, and the performance of the element is obviously reduced and the element cannot stably work beyond the temperature range, thereby affecting the reliability of the system operation. The existing explosion-proof frequency converter generally comprises an explosion-proof box body and a wiring box body, wherein components are mainly arranged in the wiring box body, an explosion-proof fan and a radiator are arranged in the explosion-proof box body, and a filtering screen plate for ventilating and filtering dust is arranged on the explosion-proof box body. But after using for a period of time in some occasions that the environment is relatively poor, accumulate the dust very easily on the filter plate, if not clear up in time and lead to the problem that is unfavorable for explosion-proof box's heat dispersion.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an exchange converter with explosion-proof function, solve current explosion-proof converter and use a period back in the relatively poor occasion of some environment, filter and accumulate the dust on the otter board very easily, if the problem that leads to being unfavorable for the heat dispersion of explosion-proof box in not timely clearance.
In order to solve the technical problem, the utility model adopts the following technical scheme: an AC frequency converter with an explosion-proof function comprises an explosion-proof box body and a wiring box body; a filter screen plate is arranged on the explosion-proof box body; a plate cleaning mechanism is movably arranged on the filter screen plate; the plate cleaning mechanism comprises a driving device and a dust cleaning device; the driving device drives the ash removal device to reciprocate on the surface of the filter screen plate; the ash removing device comprises a mounting plate and an ash brushing plate; one side surface of the mounting plate is connected with the dust brushing plate; the other side surface of the mounting plate is connected with a driving device; the ash brushing plate is contacted with the filter screen plate; the two sides of the mounting plate are connected with the two sides of the filter screen plate in a sliding manner;
furthermore, the driving device comprises an air cylinder, an expansion link and a connecting part; one end of the telescopic rod is connected with the air cylinder; the other end of the telescopic rod is connected with the connecting part; the cylinder is arranged at the top of the explosion-proof box body; the connecting part is connected with the mounting plate;
further, sliding blocks are arranged on two sides of the mounting plate; sliding grooves are formed in the two sides of the filter screen plate corresponding to the sliding blocks;
furthermore, the upper end and the lower end of the filter screen plate are both provided with damping cross beams;
further, burrs are arranged on one side surface of the dust brushing plate; the two ends of the ash brushing plate are provided with inserting strips in a penetrating way;
furthermore, the mounting plate is provided with mounting holes corresponding to the inserting strips;
furthermore, one end of the cutting is provided with a handle part; the other end of the inserting strip is hinged with a locking part;
the surface of the locking part is provided with a chuck; a clamping groove is formed in the surface of the mounting plate corresponding to the clamping head; the clamping head is locked in the clamping groove.
Compared with the prior art, the beneficial effects of the utility model are one of following at least:
1. the filter screen plate is provided with the plate cleaning mechanism, so that the filter screen plate can be cleaned in time, dust accumulation can be reduced, the heat dissipation effect and the filtering effect of the filter screen plate can be improved, the service cycle can be prolonged, and the frequency of shutdown cleaning and maintenance can be reduced;
2. the driving device drives the ash removing device to reciprocate on the filter screen plate, so that the ash removing efficiency is improved, and manual operation of workers is reduced;
3. the mounting plate of the ash cleaning device is used for connecting the driving device, the ash brushing plate is used for acting on the filter screen plate, and the ash brushing plate and the mounting plate can be separated, so that the ash cleaning device is beneficial to cleaning, maintenance and replacement after being used for a period of time, is beneficial to prolonging the service cycle and is beneficial to improving the ash cleaning effect;
4. the two sides of the mounting plate are in sliding connection with the two sides of the filter screen plate, so that the dust removing device can stably reciprocate on the filter screen plate, and the dust removing effect can be improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a part of the structure of the present invention.
Fig. 3 is a structural schematic of the plate cleaning mechanism.
FIG. 4 is a schematic view of a disassembled structure of the ash removal device.
FIG. 5 is a schematic structural view of the cutting.
In the drawings: 1. an explosion-proof box body; 2. a wiring box body; 3. a filter screen plate; 4. a plate cleaning mechanism; 5. a drive device; 6. a dust removal device; 7. mounting a plate; 8. brushing an ash plate; 9. a cylinder; 10. a telescopic rod; 11. a connecting portion; 12. a slider; 13. a chute; 14. a shock-absorbing cross beam; 15. deburring; 16. cutting; 17. mounting holes; 18. a handle portion; 19. a locking portion; 20. and (4) clamping the head.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1: as shown in fig. 1 to 5, an ac frequency converter with explosion-proof function includes an explosion-proof box 1 and a wiring box 2; the flame-proof box body 1 is provided with a filter screen plate 3; a plate cleaning mechanism 4 is movably arranged on the filter screen plate 3; the plate cleaning mechanism 4 comprises a driving device 5 and a dust cleaning device 6; the driving device 5 drives the ash removing device 6 to reciprocate on the surface of the filter screen plate 3; the ash removing device 6 comprises a mounting plate 7 and an ash brushing plate 8; one side surface of the mounting plate 7 is connected with the ash brushing plate 8; the other side surface of the mounting plate 7 is connected with the driving device 5; the ash brushing plate 8 is contacted with the filter screen plate 3; two sides of the mounting plate 7 are connected with two sides of the filter screen plate 3 in a sliding manner; in the embodiment, the explosion-proof box body 1 and the wiring box body 2 both adopt conventional structures and connection modes, any reasonable structure and connection mode can be selected according to needs, conventional electronic element layout and connection are adopted in the wiring box body 2, conventional explosion-proof fans, radiators and other structures are arranged in the explosion-proof box body 1, and any reasonable arrangement mode and structure can be selected according to needs; in this embodiment, the dust cleaning plate and the dust brushing plate 8 are both made of materials with certain mechanical strength, and any reasonable material can be selected according to the requirement; in this embodiment, the surface of the dust brushing plate 8 can be provided with the burrs 15 or the protrusions with proper rigidity and density, which is beneficial to acting on dust on the surface of the filter screen plate 3 and can not damage the surface of the filter screen plate 3 to cause damage; in this embodiment, the dust brushing plate 8 and the mounting plate 7 are detachably connected, which is beneficial to cleaning, replacing and maintaining after being used for a period of time.
The plate cleaning mechanism 4 is arranged on the filter screen plate 3, so that the filter screen plate 3 can be cleaned in time, dust accumulation can be reduced, the heat dissipation effect and the filtering effect of the filter screen plate 3 can be improved, the service cycle can be prolonged, and the frequency of shutdown cleaning maintenance can be reduced; the driving device 5 drives the ash removing device 6 to reciprocate on the filter screen plate 3, so that the ash removing efficiency is improved, and the manual operation of workers is reduced; the mounting plate 7 of the ash cleaning device 6 is used for acting on the driving device 5, the ash brushing plate 8 is used for acting on the filter screen plate 3, and the ash brushing plate 8 and the mounting plate 7 can be separated, so that the ash cleaning device is beneficial to cleaning, maintenance and replacement after being used for a period of time, is beneficial to prolonging the service cycle and is beneficial to improving the ash cleaning effect; the two sides of the mounting plate 7 are in sliding connection with the two sides of the filter screen plate 3, so that the dust removing device 6 can stably reciprocate on the filter screen plate 3, and the dust removing effect can be improved.
The driving device 5 comprises a cylinder 9, an expansion link 10 and a connecting part 11; one end of the telescopic rod 10 is connected with the air cylinder 9; the other end of the telescopic rod 10 is connected with the connecting part 11; the cylinder 9 is arranged at the top of the explosion-proof box body; the connecting part 11 is connected with the mounting plate 7; in the embodiment, the cylinder 9 is a conventional commercially available electric cylinder 9 and is electrically connected to an external power supply, and any cylinder 9 with reasonable structure and installation mode can be selected according to requirements; in the embodiment, the telescopic rod 10 is a conventional commercially available matching product and is connected with the cylinder 9 and the connecting part 11 in a conventional connection mode; any reasonable structure and connection mode of the telescopic rod 10 can be selected according to the requirement; in the embodiment in the market, the cylinder 9 and the explosion-proof box body are fixedly connected in a conventional manner, for example, in a bolt and nut manner; any reasonable connection installation mode can be selected according to the requirement. In this embodiment, the connecting portion 11 and the end portion of the telescopic rod 10 are connected in a conventional movable manner, such as hinge, ball joint, etc., so that the mounting plate 7 connected with the connecting portion 11 can be turned over as required, and the ash brushing plate 8 can be detached from the mounting plate 7 after the mounting plate 7 is rotated by a certain angle; in this embodiment in the market, flexible reciprocal through cylinder 9 drive telescopic link 10 to the mounting panel 7 that drives and connecting portion 11 are connected reciprocates, thereby take the board 8 of majeing the dust to reciprocate from top to bottom and filter 3 on the otter board surface, be favorable to improving the efficiency of deashing, be favorable to reducing manual operation, be favorable to when needs clearance, start cylinder 9 in time clear up and filter 3 otter boards, be favorable to improving the radiating efficiency.
Two sides of the mounting plate 7 are provided with sliding blocks 12; sliding grooves 13 are formed in the two sides of the filter screen plate 3 corresponding to the sliding blocks 12; in this embodiment, the sliding block 12 is made of a conventional material with a certain mechanical strength, and any reasonable material can be selected according to the requirement; in this embodiment, the chutes 13 are disposed on the two side edges of the filter screen 3; the sliding and clamping of the sliding block 12 in the sliding groove 13 are beneficial to improving the stable up-and-down reciprocating action of the ash removing device 6 on the filter screen plate 3 and the ash removing effect.
The upper end and the lower end of the filter screen plate 3 are both provided with a damping crossbeam 14; in this embodiment, the damping cross beam 14 is made of a conventional damping rubber material, and any reasonable damping material can be selected according to the requirement; in the embodiment, the damping cross beam 14 is connected with the filter screen plate 3 in a conventional fixed connection mode, any reasonable connection mode can be selected according to needs, and the damping cross beam 14 is arranged, so that the up-and-down movement displacement of the ash removal device 6 can be limited, the impact can be buffered, and the structural stability and sustainability of the device can be improved; is beneficial to reducing noise.
The mounting plate 7 is provided with mounting holes 17 corresponding to the inserting strips 16; in this embodiment, the mounting hole 17 is favorable to installing the cutting 16, and during installation, the cutting 16 is aligned and inserted into the mounting hole 17, which is favorable to improving the convenience of assembling and disassembling the dust brushing plate 8 on the mounting plate 7.
A handle part 18 is arranged at one end of the cutting 16; the other end of the inserting strip 16 is hinged with a locking part 19; in the embodiment, the handle part 18 is convenient for lifting the ash brushing plate 8, is beneficial to avoiding the burrs 15 from accidentally injuring operating workers, and is beneficial to improving the convenience and the safety of disassembly, assembly and movement, and in the embodiment, the locking part 19 is beneficial to further fixedly connecting with the mounting part; the locking part 19 is hinged with the edge of the inserting strip 16, when the locking part 19 is inserted into the mounting hole 17, the locking part 19 is rotated to be flush with the inserting strip 16, so that the locking part 19 can be inserted into the mounting hole 17, and then the locking part 19 is rotated until the locking part 19 is stably connected with the mounting plate 7, and the stability and the convenience of mounting can be improved; in this embodiment, the locking portion 19 and the insert 16 are connected by a conventional and commercially available hinge connection, and any one of the reasonable hinge connections, such as a pivot pin or a hinge, may be selected as required.
The locking part 19 is provided with a chuck 20 on the surface; a clamping groove is formed in the surface of the mounting plate 7 corresponding to the clamping head 20; the clamping head 20 is locked in the clamping groove; in this embodiment, dop 20 and draw-in groove adopt conventional adaptation structure, lock in the draw-in groove through dop 20, are favorable to improving the stability that the board 8 and the mounting panel 7 of brushing ash are connected, are favorable to quick assembly disassembly simultaneously.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (8)
1. An alternating current frequency converter with an explosion-proof function comprises an explosion-proof box body (1) and a wiring box body (2); a filter screen plate (3) is arranged on the explosion-proof box body (1); the method is characterized in that: a plate cleaning mechanism (4) is movably arranged on the filter screen plate (3); the plate cleaning mechanism (4) comprises a driving device (5) and a dust cleaning device (6); the driving device (5) drives the ash cleaning device (6) to reciprocate on the surface of the filter screen plate (3); the ash cleaning device (6) comprises a mounting plate (7) and an ash brushing plate (8); one side surface of the mounting plate (7) is connected with the ash brushing plate (8); the other side surface of the mounting plate (7) is connected with the driving device (5); the ash brushing plate (8) is contacted with the filter screen plate (3); and the two sides of the mounting plate (7) are in sliding connection with the two sides of the filter screen plate (3).
2. An alternating current frequency converter with an explosion-proof function according to claim 1, characterized in that: the driving device (5) comprises a cylinder (9), an expansion link (10) and a connecting part (11); one end of the telescopic rod (10) is connected with the air cylinder (9); the other end of the telescopic rod (10) is connected with the connecting part (11); the air cylinder (9) is arranged at the top of the explosion-proof box body; the connecting part (11) is connected with the mounting plate (7).
3. An alternating current frequency converter with an explosion-proof function according to claim 2, characterized in that: sliding blocks (12) are arranged on two sides of the mounting plate (7); and sliding grooves (13) are formed in the two sides of the filter screen plate (3) corresponding to the sliding blocks (12).
4. An alternating current frequency converter with an explosion-proof function according to claim 3, characterized in that: and the upper end and the lower end of the filter screen plate (3) are provided with damping cross beams (14).
5. An alternating current frequency converter with an explosion-proof function according to claim 1, characterized in that: burrs (15) are arranged on the surface of one side of the ash brushing plate (8); and inserting strips (16) penetrate through two ends of the ash brushing plate (8).
6. An alternating current frequency converter with an explosion-proof function according to claim 5, characterized in that: and mounting holes (17) are formed in the mounting plate (7) corresponding to the inserting strips (16).
7. An alternating current frequency converter with an explosion-proof function according to claim 6, characterized in that: one end of the cutting (16) is provided with a handle part (18); the other end of the inserting strip (16) is hinged with a locking part (19).
8. An alternating current frequency converter with an explosion-proof function according to claim 7, characterized in that: a chuck (20) is arranged on the surface of the locking part (19); a clamping groove is formed in the surface of the mounting plate (7) corresponding to the clamping head (20); the clamping head (20) is locked in the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022029443.7U CN212695900U (en) | 2020-09-16 | 2020-09-16 | Alternating current frequency converter with explosion-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022029443.7U CN212695900U (en) | 2020-09-16 | 2020-09-16 | Alternating current frequency converter with explosion-proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212695900U true CN212695900U (en) | 2021-03-12 |
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ID=74885240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022029443.7U Active CN212695900U (en) | 2020-09-16 | 2020-09-16 | Alternating current frequency converter with explosion-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212695900U (en) |
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2020
- 2020-09-16 CN CN202022029443.7U patent/CN212695900U/en active Active
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