CN219436866U - Direct current switching power supply for coal mine - Google Patents
Direct current switching power supply for coal mine Download PDFInfo
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- CN219436866U CN219436866U CN202223309043.7U CN202223309043U CN219436866U CN 219436866 U CN219436866 U CN 219436866U CN 202223309043 U CN202223309043 U CN 202223309043U CN 219436866 U CN219436866 U CN 219436866U
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- outer box
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Abstract
The utility model relates to a direct current switch power supply for a coal mine, which comprises a power supply outer box and a power supply assembly, wherein a heat dissipation box is arranged outside the power supply outer box, a heat dissipation device is arranged between the heat dissipation box and the power supply outer box, the heat dissipation device comprises a refrigerator, a connecting pipe is fixedly arranged at the output end of the refrigerator, a circulating pump is arranged at one end of the connecting pipe far away from the refrigerator, a conveying pipe is fixedly arranged at the output end of the circulating pump, a first joint is fixedly connected at one end of the conveying pipe far away from the circulating pump, a cooling pipe is fixedly connected at one end of the first joint far away from the conveying pipe, a second joint is fixedly connected at one end of the cooling pipe far away from the first joint, and a return pipe is fixedly connected at one end of the second joint far away from the cooling pipe. The direct-current switch power supply for the coal mine realizes rapid heat dissipation of the power supply component, has good heat dissipation effect, and prolongs the service life of the direct-current switch power supply.
Description
Technical Field
The utility model relates to the technical field of power supplies, in particular to a direct current switching power supply for a coal mine.
Background
The DC switch power supply is to turn on and off the switch tube at high speed by a circuit control, and to supply the AC power to the transformer for transformation and conversion into high-frequency DC power, thereby generating one or more groups of required voltages.
The Chinese patent No. 201220537149.X discloses a direct current switch power supply for coal mines, which operates equipment in severe environments such as underground coal mines, and is based on a constant current source type digital switch power supply, so that the work of the equipment is more stable, the service life of the power supply is prolonged, the output power is reduced, and the working efficiency is improved.
However, the dc switch power supply is not provided with a heat dissipating device, and the dc switch power supply can generate heat when in use, and can only dissipate heat by natural wind of a mine when in use under the coal mine, so that the heat dissipating speed is low, the heat dissipating effect is poor, and the service life of the dc switch power supply is reduced, so that the dc switch power supply for the coal mine is provided to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the direct current switch power supply for the coal mine, which has the advantages of good heat dissipation effect and the like, and solves the problems that the existing direct current switch power supply only can dissipate heat by means of natural wind of a mine when used underground, the heat dissipation speed is low, the heat dissipation effect is poor and the service life of the direct current switch power supply is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the direct current switch power supply for the coal mine comprises a power supply outer box and a power supply assembly, wherein a heat dissipation box is arranged outside the power supply outer box, and a heat dissipation device is arranged between the heat dissipation box and the power supply outer box;
the heat dissipation device comprises a refrigerator, a connecting pipe is fixedly installed at the output end of the refrigerator, a circulating pump is arranged at one end of the connecting pipe away from the refrigerator, a conveying pipe is fixedly installed at the output end of the circulating pump, a first joint is fixedly connected with one end of the conveying pipe away from the circulating pump, a cooling pipe is fixedly connected with one end of the conveying pipe away from the first joint, a second joint is fixedly connected with one end of the cooling pipe away from the first joint, and a return pipe is fixedly connected with one end of the cooling pipe away from the second joint.
Further, the power supply assembly is fixedly mounted inside the power supply outer box, and the cooling pipes are distributed on the inner wall of the power supply outer box in a serpentine shape.
Further, both ends of the cooling pipe extend to the outside of the power supply outer box, and the first connector and the second connector are two-way connectors.
Further, the refrigerator is fixedly mounted to the inside of the heat dissipation box, and ventilation holes are formed in the inner sides of the power supply outer box and the heat dissipation box.
Further, the inside of the heat dissipation box is fixedly provided with a mounting plate, and the circulating pump is fixedly arranged on the outer side of the mounting plate.
Further, a connecting component is arranged between the heat dissipation box and the power supply outer box, and the connecting component comprises a first fixing piece and a second fixing piece.
Further, first stationary blade fixed mounting is to on the outer wall of power supply outer box, second stationary blade fixed mounting is to on the outer wall of radiator box, threaded connection has the bolt between first stationary blade and the second stationary blade, the radiator box passes through bolt fixed mounting to the outside of power supply outer box.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. this direct current switching power supply for colliery, through lay the cooling tube in power supply module's periphery, produce heat when power supply module is at the operation, refrigerate the coolant liquid through the refrigerator that sets up, make the coolant liquid flow along the inside of cooling tube through starting the circulating pump, thereby make its and the air around the power supply module carry out the heat exchange, realized quick heat dissipation to power supply module, the radiating effect is good, this direct current switching power supply's life has been prolonged, only can rely on the natural wind of mine to dispel the heat when having solved current direct current switching power supply colliery underground use, the radiating rate is slow, the radiating effect is not good, direct current switching power supply's life's problem has been reduced.
2. This direct current switching power supply for colliery is convenient for be in the same place power outer box and radiator box fast through the first joint, the second joint, first stationary blade and the second stationary blade that set up, and the installation is simple quick, convenient to use.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 3 is a front view of the structure of the present utility model.
In the figure: the heat-dissipating device comprises a power supply outer box 1, a power supply assembly 2, a heat-dissipating box 3, a refrigerator 4, a connecting pipe 5, a circulating pump 6, a conveying pipe 7, a first joint 8, a cooling pipe 9, a second joint 10, a return pipe 11, a mounting plate 12, a first fixing piece 13, a second fixing piece 14, bolts 15 and a vent hole 16.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a dc switch power supply for coal mine in this embodiment includes a power supply outer case 1 and a power supply assembly 2, the power supply assembly 2 is fixedly mounted inside the power supply outer case 1, a heat dissipation case 3 is disposed outside the power supply outer case 1, and ventilation holes 16 are formed in inner sides of the power supply outer case 1 and the heat dissipation case 3.
It will be appreciated that ventilation holes 16 are provided to facilitate ventilation and heat dissipation of the power supply housing 1 and the heat dissipation housing 3.
In this embodiment, be provided with heat abstractor between heat dissipation case 3 and power supply outer box 1, heat abstractor includes refrigerator 4, and refrigerator 4 fixed mounting is to the inside of heat dissipation case 3, and fixed mounting has connecting pipe 5 on the output of refrigerator 4, and the one end that refrigerator 4 was kept away from to connecting pipe 5 is provided with circulating pump 6, and the inside fixed mounting of heat dissipation case 3 has mounting panel 12, and circulating pump 6 fixed mounting is to the outside of mounting panel 12.
It should be noted that, the refrigerator 4 is a semiconductor refrigerator, and the refrigerator 4 is convenient for cool down the power supply assembly 2 inside the power supply outer box 1, so as to improve the heat dissipation effect, meanwhile, since the refrigerator 4 is located in the heat dissipation box 3, and the heat dissipation box 3 is located outside the power supply outer box 1, the heat generated during the operation of the refrigerator 4 cannot affect the power supply assembly 2 inside the power supply outer box 1.
Wherein, connecting pipe 5 and the input fixed mounting of circulating pump 6, through adding the coolant liquid to the inside of refrigerator 4, the circulating pump 6 through setting up is convenient for control coolant liquid flow, has made things convenient for the heat dissipation.
In this embodiment, the output end of the circulation pump 6 is fixedly provided with a conveying pipe 7, one end of the conveying pipe 7 away from the circulation pump 6 is fixedly connected with a first joint 8, one end of the first joint 8 away from the conveying pipe 7 is fixedly connected with a cooling pipe 9, the cooling pipe 9 is distributed on the inner wall of the power supply outer box 1 in a serpentine manner, and one end of the cooling pipe 9 away from the first joint 8 is fixedly connected with a second joint 10.
Wherein, the one end that second joint 10 kept away from cooling tube 9 fixedly connected with back flow 11, the outside that the both ends of cooling tube 9 all extended to power outer box 1, first joint 8 and second joint 10 all are two way connection.
It should be noted that, the cooling pipe 9 is located at the periphery of the power supply assembly 2, so as to facilitate heat dissipation of the power supply assembly 2, and the cooling pipe 9, the circulating pump 6 and the refrigerator 4 are assembled together through the first joint 8 and the second joint 10.
In this embodiment, a connection assembly is provided between the heat dissipation case 3 and the power supply outer case 1, the connection assembly includes a first fixing piece 13 and a second fixing piece 14, the first fixing piece 13 is fixedly mounted on the outer wall of the power supply outer case 1, the second fixing piece 14 is fixedly mounted on the outer wall of the heat dissipation case 3, a bolt 15 is connected between the first fixing piece 13 and the second fixing piece 14 in a threaded manner, and the heat dissipation case 3 is fixedly mounted outside the power supply outer case 1 through the bolt 15.
Wherein, the quantity of first stationary blade 13 and second stationary blade 14 is two, and the screw hole with bolt 15 looks adaptation is all seted up to the inboard of first stationary blade 13 and second stationary blade 14, conveniently installs radiator box 3 and power outer box 1, simple installation, facilitate the use.
When the direct-current switch power supply is used, the cooling pipe 9 is paved on the periphery of the power supply component 2, heat is generated when the power supply component 2 operates, the cooling liquid is refrigerated through the refrigerator 4, the circulating pump 6 is started to enable the cooling liquid to flow along the cooling pipe 9, so that the cooling liquid exchanges heat with air around the power supply component 2, the power supply component 2 is quickly cooled, the heat dissipation effect is good, and the service life of the direct-current switch power supply is prolonged.
The working principle of the embodiment is as follows:
the direct current switch power supply for the coal mine is characterized in that a first fixing piece 13 on a power supply outer box 1 and a second fixing piece 14 on a heat dissipation box 3 are mutually corresponding, one end of a cooling pipe 9 and a conveying pipe 7 are installed together through a first connector 8, the other end of the cooling pipe 9 and a return pipe 11 are connected together through a second connector 10, the first fixing piece 13 and an enemy fixing piece 14 are connected together through a bolt 15, installation is completed, when the direct current switch power supply is applied to the coal mine underground, cooling liquid is added into a refrigerator 4 to enable the refrigerator 4 to cool, then a circulating pump 6 is started to pump the cooling liquid to flow, the cooling liquid flows along the inside of the cooling pipe 9 to enable the cooling liquid to perform heat exchange with air around a power supply assembly 2, sufficient heat dissipation is performed, and then the cooling liquid flows back into the refrigerator 4 through the return pipe 11 to ensure the low-temperature state of the cooling liquid, and enable the cooling liquid to continuously cool the power supply assembly 2.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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. The utility model provides a direct current switch power supply for colliery, includes power outer box (1) and power supply module (2), its characterized in that: a heat dissipation box (3) is arranged outside the power supply outer box (1), and a heat dissipation device is arranged between the heat dissipation box (3) and the power supply outer box (1);
the heat abstractor includes refrigerator (4), fixed mounting has connecting pipe (5) on the output of refrigerator (4), the one end that refrigerator (4) was kept away from to connecting pipe (5) is provided with circulating pump (6), fixed mounting has conveyer pipe (7) on the output of circulating pump (6), the one end fixedly connected with first joint (8) that circulating pump (6) were kept away from to conveyer pipe (7), the one end fixedly connected with cooling tube (9) that conveyer pipe (7) were kept away from to first joint (8), the one end fixedly connected with second joint (10) that first joint (8) was kept away from to cooling tube (9), one end fixedly connected with back flow (11) that cooling tube (9) were kept away from to second joint (10).
2. The direct current switching power supply for coal mines according to claim 1, wherein: the power supply assembly (2) is fixedly arranged inside the power supply outer box (1), and the cooling pipes (9) are distributed on the inner wall of the power supply outer box (1) in a serpentine shape.
3. The direct current switching power supply for coal mines according to claim 1, wherein: both ends of the cooling pipe (9) extend to the outside of the power supply outer box (1), and the first connector (8) and the second connector (10) are two-way connectors.
4. The direct current switching power supply for coal mines according to claim 1, wherein: the refrigerator (4) is fixedly arranged inside the radiating box (3), and vent holes (16) are formed in the inner sides of the power supply outer box (1) and the radiating box (3).
5. The direct current switching power supply for coal mines according to claim 1, wherein: the inside of the heat dissipation box (3) is fixedly provided with a mounting plate (12), and the circulating pump (6) is fixedly arranged on the outer side of the mounting plate (12).
6. The direct current switching power supply for coal mines according to claim 1, wherein: a connecting component is arranged between the heat radiating box (3) and the power supply outer box (1), and comprises a first fixing piece (13) and a second fixing piece (14).
7. The direct current switching power supply for coal mines according to claim 6, wherein: the first fixing piece (13) is fixedly mounted on the outer wall of the power supply outer box (1), the second fixing piece (14) is fixedly mounted on the outer wall of the heat dissipation box (3), a bolt (15) is connected between the first fixing piece (13) and the second fixing piece (14) in a threaded mode, and the heat dissipation box (3) is fixedly mounted outside the power supply outer box (1) through the bolt (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223309043.7U CN219436866U (en) | 2022-12-09 | 2022-12-09 | Direct current switching power supply for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223309043.7U CN219436866U (en) | 2022-12-09 | 2022-12-09 | Direct current switching power supply for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219436866U true CN219436866U (en) | 2023-07-28 |
Family
ID=87331945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223309043.7U Active CN219436866U (en) | 2022-12-09 | 2022-12-09 | Direct current switching power supply for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219436866U (en) |
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2022
- 2022-12-09 CN CN202223309043.7U patent/CN219436866U/en active Active
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