CN214708334U - Internal heating device of frequency converter - Google Patents
Internal heating device of frequency converter Download PDFInfo
- Publication number
- CN214708334U CN214708334U CN202121173532.7U CN202121173532U CN214708334U CN 214708334 U CN214708334 U CN 214708334U CN 202121173532 U CN202121173532 U CN 202121173532U CN 214708334 U CN214708334 U CN 214708334U
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- Prior art keywords
- converter main
- frequency converter
- main part
- spacer pin
- main body
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 32
- 125000006850 spacer group Chemical group 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 15
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 6
- 238000005065 mining Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000003137 locomotive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to an ore mining technical field specifically is a converter internal heating device, including the converter main part, the surface of converter main part is provided with stop gear, the inside of converter main part is provided with sealing mechanism, sealing mechanism is including rotating the wheel, the wheel is rotated in inside the installing through the bearing in both sides of converter main part, and the surface of rotating the wheel is inconsistent with the surface of driving the piece. The utility model discloses be provided with gag lever post and baffle, through rotating the spacer pin, can make the gag lever post shrink into the inside of fixed frame, at this moment rotate and rotate the wheel, can make the baffle remove at the inner wall of converter main part, cover the louvre of converter main part both sides through the baffle, can be when the converter main part does not use, prevent that the dust from getting into it inside, can be through the area covered of adjusting the baffle simultaneously, can be when weather is severe cold, make the cooling surface of louvre reduce, avoid excessive cold air can get into the inside of converter main part.
Description
Technical Field
The utility model relates to an ore mining technical field specifically is a converter internal heating device.
Background
The frequency converter is a power converter in a motion control system, is equipment for converting power frequency electricity into alternating current with various frequencies by utilizing various electronic components to realize variable-speed operation of a motor, and mainly comprises a rectifying module, an inverting module, a filter, a capacitor, a control unit, a driving unit, a power supply unit, a detection unit and the like.
In mine ore production process, the haulage of ore mainly adopts the electric locomotive haulage, the important power supply unit of electric locomotive car-mounted converter conduct electric locomotive, the converter will adapt to various environment, because winter and extreme low temperature condition are down, inside cold air gets into the converter casing through the conduction, various electronic components and parts in the converter casing are very easily damaged with too much cold air contact, make the converter can not normal use, and cost of maintenance is higher, still can seriously influence the production haulage efficiency of ore simultaneously, and the converter is when not using, the inside that external dust can get into the converter through the louvre, thereby can influence the life of converter, for this we have proposed a converter internal heating device and have solved above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inside heating device of converter to solve various electronic components and too much cold air contact in the converter casing that proposes among the above-mentioned background art and extremely fragile and converter when not using, external dust can get into the inside problem of converter through the louvre.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inside heating device of converter, includes the converter main part, the surface of converter main part is provided with stop gear, the inside of converter main part is provided with sealing mechanism, sealing mechanism is including rotating the wheel, the inside rotation wheel of installing through the bearing in both sides of converter main part, and the surface of rotating the wheel is inconsistent with the surface of driving the piece, one side fixedly connected with baffle of rotating the wheel is kept away from to the driving piece, and the bottom fixed surface of baffle is connected with the sliding block, the inner wall of converter main part is provided with heating mechanism, heating mechanism includes direct current exchanger, the outside surface mounting of converter main part has direct current exchanger, and direct current exchanger is connected with temperature controller through the connecting wire, temperature controller is connected with heating resistor through the connecting wire.
Preferably, stop gear includes the fixed plate, the both sides fixed surface of converter main part is connected with the fixed plate, and the fixed surface of fixed plate is connected with fixed frame, the inside of fixed frame is inserted and is equipped with the spacer pin, and the spacer pin inserts and establish the one end of fixed frame inside and inconsistent with the surface of limiting plate, one side fixedly connected with gag lever post of spacer pin is kept away from to the limiting plate.
Preferably, the through-hole has been seted up to the inside of fixed frame, and the inner wall of through-hole is provided with the internal thread, the surface of spacer pin is provided with the external screw thread, and the both ends fixedly connected with disc of spacer pin, threaded connection is constituteed with the spacer pin to fixed frame, and the inside through-hole inner wall size of dimension of seting up of fixed frame is less than spacer pin both ends fixed connection's disc surface size.
Preferably, the fixed frame is set to be rectangular, the limiting plate is set to be rectangular, and the size of the inner wall of the fixed frame is matched with the surface size of the limiting plate.
Preferably, the surface of the rotating wheel is provided with a circle of teeth, the driving block is arranged to be rectangular, one side of the driving block, which is close to the rotating wheel, is provided with teeth, and the teeth arranged on the surface of the rotating wheel are meshed with the teeth arranged on one side of the driving block.
Preferably, the sliding blocks are symmetrically arranged on the surface of the partition plate in two groups, the two groups of sliding blocks are arranged in a rectangular shape, the inner wall of the frequency converter main body is provided with a sliding groove, and the size of the inner wall of the sliding groove formed in the inner wall of the frequency converter main body is matched with the size of the surface of the two groups of sliding blocks.
Compared with the prior art, the beneficial effects of the utility model are that:
the device is provided with the limiting rod and the partition plate, the limiting rod can be contracted into the fixed frame by rotating the limiting pin, the rotating wheel is rotated at the moment, the partition plate can move on the inner wall of the frequency converter main body, the heat dissipation holes on two sides of the frequency converter main body are covered by the partition plate, dust can be prevented from entering the inside of the frequency converter main body when the frequency converter main body is not used, meanwhile, the heat dissipation surfaces of the heat dissipation holes can be reduced by adjusting the covering area of the partition plate when the weather is severe cold, and excessive cold air is prevented from entering the inside of the frequency converter main body;
the device is through being provided with temperature controller and heating resistor, give off the heat through heating resistor in the start-up process of electric locomotive, make the inside temperature of converter main part suitably improve, and can in time judge and control the inside temperature of converter main part through temperature controller, can effectively solve the converter main part and use under winter and extreme low temperature condition, avoid the inside of cold air entering converter main part, make electronic components and too much cold air contact fragile, cause the converter can not normal use, thereby can reach the effect of converter main part maintenance cost and improvement ore hauling efficiency.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural perspective view of the present invention;
FIG. 2 is a schematic perspective sectional view of the structure of the present invention;
fig. 3 is a schematic perspective sectional view of the sealing mechanism of the present invention;
FIG. 4 is a schematic diagram of the structure of the sealing mechanism of the present invention;
fig. 5 is a schematic perspective sectional view of the structure of the limiting mechanism of the present invention;
fig. 6 is a structural working principle diagram of the present invention.
In the figure: 1. a frequency converter main body; 2. a limiting mechanism; 21. a fixing plate; 22. a fixing frame; 23. a spacing pin; 24. a limiting plate; 25. a limiting rod; 3. a sealing mechanism; 31. a rotating wheel; 32. driving the block; 33. a partition plate; 34. a slider; 4. a heating mechanism; 41. a DC exchanger; 42. a temperature controller; 43. and a heating resistor.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides an embodiment: a heating device in a frequency converter comprises a frequency converter main body 1, a limiting mechanism 2 is arranged on the surface of the frequency converter main body 1, a sealing mechanism 3 is arranged in the frequency converter main body 1, the sealing mechanism 3 comprises a rotating wheel 31, the rotating wheel 31 is arranged in the two sides of the frequency converter main body 1 through a bearing, the surface of the rotating wheel 31 is abutted to the surface of a driving block 32, a partition plate 33 is fixedly connected to one side, away from the rotating wheel 31, of the driving block 32, a sliding block 34 is fixedly connected to the surface of the bottom end of the partition plate 33, a heating mechanism 4 is arranged on the inner wall of the frequency converter main body 1, the heating mechanism 4 comprises a direct current exchanger 41, a direct current exchanger 41 is arranged on the outer side surface of the frequency converter main body 1, the direct current exchanger 41 is connected with a temperature controller 42 through a connecting line, and the temperature controller 42 is connected with a heating resistor 43 through a connecting line;
further, stop gear 2 includes fixed plate 21, and the both sides fixed surface of converter main part 1 is connected with fixed plate 21, and the fixed surface of fixed plate 21 is connected with fixed frame 22, and fixed frame 22's inside is inserted and is equipped with spacer pin 23, and spacer pin 23 inserts and establish the one end inside fixed frame 22 and the surperficial inconsistent of limiting plate 24, and limiting plate 24 keeps away from one side fixedly connected with gag lever post 25 of spacer pin 23.
Further, the through-hole has been seted up to fixed frame 22's inside, and the inner wall of through-hole is provided with the internal thread, the surface of spacer pin 23 is provided with the external screw thread, and the both ends fixedly connected with disc of spacer pin 23, threaded connection is constituteed with spacer pin 23 to fixed frame 22, the inside through-hole inner wall size of dimension of seting up of fixed frame 22 is less than 23 both ends fixedly connected's of spacer pin disc surface size, through the external screw thread that 23 surfaces of spacer pin set up, can be when spacer pin 23 rotates, can remove in the inside through-hole of seting up of fixed frame 22, play the effect that promotes gag lever post 25 and remove.
Further, fixed frame 22 sets up to the rectangle, and limiting plate 24 sets up to the rectangle, and the inner wall size of fixed frame 22 and limiting plate 24's surface dimension looks adaptation sets up to the rectangle through limiting plate 24, can make limiting plate 24 remove in fixed frame 22's inside when gag lever post 25 removes, plays spacing gag lever post 25's effect.
Further, the surface of rotating wheel 31 is provided with a circle of tooth, it sets up to the rectangle to drive piece 32, and it is provided with the tooth to drive one side that piece 32 is close to rotating wheel 31, the tooth that rotates wheel 31 surface setting meshes with the tooth that drives piece 32 one side setting mutually, through the tooth that drives piece 32 one side setting, can rotate wheel 31 when rotating, it moves at the inside of converter main part 1 to drive piece 32, thereby can make baffle 33 remove, play the louvre effect of conveniently sealing converter main part 1 both sides, can prevent that the dust from getting into the inside of converter main part 1.
Further, the sliding blocks 34 are symmetrically arranged on the surface of the partition plate 33 in two groups, and the two groups of sliding blocks 34 are all arranged in a rectangular shape, the inner wall of the frequency converter main body 1 is provided with a sliding groove, the size of the inner wall of the sliding groove formed in the inner wall of the frequency converter main body 1 is matched with the surface size of the two groups of sliding blocks 34, and the sliding groove formed in the inner wall of the frequency converter main body 1 can drive the sliding blocks 34 to slide in the sliding groove when the partition plate 33 moves, so that the effect of limiting the partition plate 33 can be achieved.
The working principle is as follows: when the temperature controller is used, when the interior of the frequency converter main body 1 needs to be heated, the temperature controller, the heating resistor and the direct current converter are connected to be connected with a power supply according to the attached drawings 1, 2 and 6, the starting and stopping temperature of the temperature controller is set, the control principle is shown in fig. 6, when the temperature detected by the temperature controller is lower than the starting value set by the temperature controller, the relay coil KA is powered on, the normally open contact KA1 is closed, and the heating resistor starts heating; on the contrary, when the temperature detected by the temperature controller is higher than the stop value set by the temperature controller, the relay coil KA loses power, the normally open contact KA1 is disconnected, and the heating resistor stops heating;
when the frequency converter main body 1 is not used, according to the attached drawings 1, 2, 3, 4 and 5, the limiting pin 23 can be far away from the limiting plate 24 by rotating the limiting pin 23, the limiting rod 25 is pushed, the limiting rod 25 can be contracted into the fixed frame 22, the rotating wheel 31 is pushed, the rotating wheel 31 can drive the driving block 32 to move, when the driving block 32 moves, the partition plate 33 can drive the sliding block 34 to move on the inner wall of the frequency converter main body 1, the heat dissipation holes on two sides are covered by the partition plate 33, and dust can be prevented from entering the inside of the frequency converter main body 1 when the frequency converter main body 1 is not used;
the above is the whole working principle of the utility model.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A frequency converter internal heating device comprises a frequency converter main body (1), and is characterized in that: the surface of the frequency converter main body (1) is provided with a limiting mechanism (2), the inside of the frequency converter main body (1) is provided with a sealing mechanism (3), the sealing mechanism (3) comprises a rotating wheel (31), the rotating wheel (31) is installed inside two sides of the frequency converter main body (1) through a bearing, the surface of the rotating wheel (31) is abutted to the surface of a driving block (32), one side, far away from the rotating wheel (31), of the driving block (32) is fixedly connected with a partition plate (33), the bottom end surface of the partition plate (33) is fixedly connected with a sliding block (34), the inner wall of the frequency converter main body (1) is provided with a heating mechanism (4), the heating mechanism (4) comprises a direct current exchanger (41), the outer side surface of the frequency converter main body (1) is provided with the direct current exchanger (41), and the direct current exchanger (41) is connected with a temperature controller (42) through a connecting line, the temperature controller (42) is connected with a heating resistor (43) through a connecting wire.
2. A frequency converter internal heating apparatus according to claim 1, wherein: stop gear (2) are including fixed plate (21), the both sides fixed surface of converter main part (1) is connected with fixed plate (21), and the fixed surface of fixed plate (21) is connected with fixed frame (22), the inside of fixed frame (22) is inserted and is equipped with spacer pin (23), and spacer pin (23) insert establish fixed frame (22) inside one end and the surperficial inconsistent of limiting plate (24), one side fixedly connected with gag lever post (25) of spacer pin (23) are kept away from in limiting plate (24).
3. A frequency converter internal heating apparatus according to claim 2, wherein: the through-hole has been seted up to the inside of fixed frame (22), and the inner wall of through-hole is provided with the internal thread, the surface of spacer pin (23) is provided with the external screw thread, and the both ends fixedly connected with disc of spacer pin (23), threaded connection is constituteed with spacer pin (23) to fixed frame (22), and the inside through-hole inner wall size of dimension of seting up of fixed frame (22) is less than spacer pin (23) both ends fixed connection's disc surface size.
4. A frequency converter internal heating apparatus according to claim 2, wherein: the fixing frame (22) is set to be rectangular, the limiting plate (24) is set to be rectangular, and the size of the inner wall of the fixing frame (22) is matched with the surface size of the limiting plate (24).
5. A frequency converter internal heating apparatus according to claim 1, wherein: the surface of the rotating wheel (31) is provided with a circle of teeth, the driving block (32) is arranged to be rectangular, one side, close to the rotating wheel (31), of the driving block (32) is provided with teeth, and the teeth arranged on the surface of the rotating wheel (31) are meshed with the teeth arranged on one side of the driving block (32).
6. A frequency converter internal heating apparatus according to claim 1, wherein: the surface symmetry of sliding block (34) at baffle (33) is provided with two sets ofly, and two sets of sliding block (34) all set up to the rectangle, the spout has been seted up to the inner wall of converter main part (1), the spout inner wall size of establishing of converter main part (1) inner wall matches with the surface size looks adaptation of two sets of sliding block (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121173532.7U CN214708334U (en) | 2021-05-28 | 2021-05-28 | Internal heating device of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121173532.7U CN214708334U (en) | 2021-05-28 | 2021-05-28 | Internal heating device of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214708334U true CN214708334U (en) | 2021-11-12 |
Family
ID=78554281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121173532.7U Active CN214708334U (en) | 2021-05-28 | 2021-05-28 | Internal heating device of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214708334U (en) |
-
2021
- 2021-05-28 CN CN202121173532.7U patent/CN214708334U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240228 Address after: 737100 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd. Country or region after: China Address before: 737100 Beijing Road, Jinchang City, Gansu Province Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China |