CN214960403U - Explosion-proof type power supply controller - Google Patents
Explosion-proof type power supply controller Download PDFInfo
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- CN214960403U CN214960403U CN202120505301.5U CN202120505301U CN214960403U CN 214960403 U CN214960403 U CN 214960403U CN 202120505301 U CN202120505301 U CN 202120505301U CN 214960403 U CN214960403 U CN 214960403U
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- explosion
- proof
- power supply
- supply controller
- casing
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- 238000004880 explosion Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 abstract description 11
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000003063 flame retardant Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000005065 mining Methods 0.000 abstract description 5
- 239000003245 coal Substances 0.000 description 10
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 230000006854 communication Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to an explosion-proof type electrical source controller, including casing, apron and explosion-proof cable introduction structure, the apron closing cap is in the upper end of casing, and the one end that the casing is close to the apron is equipped with the flame proof composition surface, is connected with seal structure between casing and the apron, and explosion-proof cable introduction structure is connected with the casing. The utility model discloses a set up the flame proof composition surface between casing and apron, and set up seal structure between casing and apron, promote holistic waterproof dustproof performance, and set up the explosion-proof cable introduction structure, can accord with the inside requirement of not passing to explode of lighting, and casing and apron adopt steel or fire-retardant material preparation, wholly satisfy mining product requirement, can be used to environment such as colliery and use, avoid causing the potential safety hazard.
Description
Technical Field
The utility model relates to a power supply controller, more specifically say and indicate explosion-proof type power supply controller.
Background
In coal mines and other places with explosive gases such as methane mixture and coal dust, trackless rubber-tyred vehicles are usually adopted for auxiliary work, and a power supply controller is used as an important matching part of a mine explosion-proof electric automobile system and is installed on a coal mine explosion-proof transport vehicle. The power supply Controller has the functions of receiving a control signal of a CAN (Controller Area Network) signal instruction, then controlling the power supply of a corresponding system power supply, connecting the power supply of the power supply Controller to a vehicle-mounted 24V power supply, sending different instructions to a CAN port through software, and respectively supplying power to each subsystem power supply continuously.
The conventional power supply controller adopts a non-explosion-proof structure, cannot resist flame, is easy to ignite or detonate gas in a mine when working, does not meet the use requirements of environments of explosive dangerous places such as coal mine, underground coal mine and the like, is poor in waterproof and dustproof performance, and easily causes dangerous hidden dangers such as short circuit of an internal coil and an electrical part, explosion and the like.
Therefore, a new power supply controller is needed to be designed, so that the requirement of internal ignition for non-explosion propagation is met, the waterproof and dustproof performance is good, the requirement of mining products is met, the power supply controller can be used in environments such as coal mines and the like, and potential safety hazards are avoided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide explosion-proof type electrical source controller.
In order to achieve the above purpose, the utility model adopts the following technical scheme: explosion-proof type electrical source controller, including casing, apron and explosion-proof cable leading-in structure, the apron closing cap is in the upper end of casing, the casing is close to the one end of apron is equipped with the flame proof composition surface, the casing with be connected with seal structure between the apron, explosion-proof cable leading-in structure with the casing is connected.
The further technical scheme is as follows: the shell and the cover plate enclose a cavity for placing the control panel.
The further technical scheme is as follows: the shell is provided with a wire outlet, and the explosion-proof cable leading-in structure is arranged in the wire outlet.
The further technical scheme is as follows: explosion-proof cable leading-in structure is including intercommunication festival, end cap and cable leading-in piece, it introduces the horn mouth to be equipped with the cable in the cable leading-in piece, be equipped with first logical groove in the intercommunication festival, be equipped with the second in the end cap and lead to the groove, the one end that the block was introduced to the cable is arranged in first logical inslot, the end cap is arranged in first logical inslot, the cable introduce the horn mouth with second logical groove intercommunication, the second lead to the groove with the cavity intercommunication, the one end embedding of intercommunication festival is in the outlet.
The further technical scheme is as follows: and a cable sealing ring is arranged between the periphery of the plug and the inner side wall of the first through groove.
The further technical scheme is as follows: the control panel is arranged in the cavity.
The further technical scheme is as follows: the control panel is connected with the shell through mounting screws.
The further technical scheme is as follows: the seal structure includes a seal ring.
The further technical scheme is as follows: the cover plate is connected with the shell through a fastener.
The further technical scheme is as follows: the shell is provided with a mounting seat.
Compared with the prior art, the utility model beneficial effect be: the utility model discloses a set up the flame proof composition surface between casing and apron, and set up seal structure between casing and apron, promote holistic waterproof dustproof performance, and set up the explosion-proof cable introduction structure, can accord with the inside requirement of not passing to explode of lighting, and casing and apron adopt steel or fire-retardant material preparation, wholly satisfy mining product requirement, can be used to environment such as colliery and use, avoid causing the potential safety hazard.
The invention is further described with reference to the accompanying drawings and specific embodiments.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic perspective view of an explosion-proof power supply controller according to an embodiment of the present invention;
fig. 2 is a schematic top view of an explosion-proof power supply controller according to an embodiment of the present invention;
fig. 3 is a schematic sectional structure diagram of an explosion-proof power supply controller according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.
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 those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
As shown in specific embodiments of fig. 1 to 3, the explosion-proof power supply controller provided in this embodiment can be applied to underground coal mines and other places with explosive gases, such as methane mixtures and coal dust, and can meet the requirement of internal ignition without explosion propagation, and is good in waterproof and dustproof performance, and can be used in environments such as coal mines to avoid potential safety hazards.
Referring to fig. 1 and 3, the explosion-proof power controller includes a housing 20, a cover plate 10 and an explosion-proof cable leading-in structure, where the cover plate 10 covers an upper end of the housing 20, an explosion-proof joint surface 22 is disposed at one end of the housing 20 close to the cover plate 10, a sealing structure 11 is connected between the housing 20 and the cover plate 10, and the explosion-proof cable leading-in structure is connected to the housing 20.
In this embodiment, the material of the casing 20 and the cover plate 10 is steel or a flame retardant material, and the flame retardant effect is realized from the material of the casing 20 and the cover plate 10, so as to meet the requirement of no explosion propagation of internal ignition.
In this embodiment, the explosion-proof joint surface 22 is arranged on the joint surface between the casing 20 and the cover plate 10, and the explosion-proof joint surface 22 can increase the explosion-proof performance of the joint surface between the casing 20 and the cover plate 10, meet the requirement of internal ignition and no explosion propagation, meet the requirement of mining products, be used in coal mines and other environments, and avoid causing potential safety hazards.
In addition, the sealing structures 11 are respectively arranged between the shell 20 and the cover plate 10, so that the waterproof and dustproof performance of the whole power supply controller can be improved, and the danger hazards such as short circuit of an internal coil and an electrical part and explosion are not easy to cause.
In this embodiment, the power controller is used for controlling the water pump motor, the wiper motor, the hot air motor, the speed regulation controller, the car light controller, the information acquisition controller, the vehicle control unit, the lithium battery and the display controller.
Specifically, the explosion-proof joint surface 22 adopts a planar flange type explosion-proof structure, so that the explosion-proof performance of the whole power supply controller is improved.
In one embodiment, referring to fig. 3, the housing 20 and the cover plate 10 enclose a cavity for placing the control board 50 therein.
In an embodiment, referring to fig. 3, the explosion-proof power controller further includes a control board 50, and the control board 50 is disposed in the cavity.
In addition, the control board 50 is provided with a CAN communication module and an output module, the CAN communication module is but not limited to a bidirectional communication module, and the output module has 11 paths, wherein 10 paths are synchronous to the voltage signal at the end of the power supply DC24V, and 1 path is synchronous to the voltage signal at the end of the power supply DC 12V; the 10 paths are synchronous to the output voltage signal of the power supply DC24V end, wherein, 9 paths are controlled to be output or disconnected by the CAN signal, and 1 path is not controlled and directly output; the output or disconnection of the 1 path of output voltage signal synchronous to the end of the power supply DC12V is controlled by the CAN signal.
In one embodiment, referring to fig. 3, the control board 50 is connected to the housing 20 by a mounting screw 51.
In this embodiment, in order to ensure the flameproof performance of the whole power supply controller, the locking washer is installed on the periphery of the mounting screw 51 to prevent the mounting screw 51 from loosening by itself, after the mounting screw 51 is fastened with the impermeable screw hole, a thread allowance larger than 2 times of the thickness of the locking washer is reserved, and the thickness of the periphery and the bottom of the impermeable screw hole is not less than 3 mm.
In an embodiment, referring to fig. 3, the housing 20 is provided with an outlet 23, and the wires of the control board 50 can be led out of the housing 20 through the outlet 23.
In one embodiment, referring to fig. 3, the explosion-proof cable leading-in structure is disposed in the outlet 23. In the embodiment, the explosion-proof cable leading-in structures are all of a compression nut type.
In an embodiment, referring to fig. 2 to 3, the explosion-proof cable introducing structure includes a communicating section 30, a plug 32 and a cable introducing block 31, a cable introducing bell mouth is disposed in the cable introducing block 31, a first through groove is disposed in the communicating section 30, a second through groove is disposed in the plug 32, one end of the cable introducing block 31 is disposed in the first through groove, the plug 32 is disposed in the first through groove, the cable introducing bell mouth is communicated with the second through groove, the second through groove is communicated with the cavity, and one end of the communicating section 30 is embedded in the outlet 23.
In this embodiment, the vehicle CAN signal, the power lines of the subsystems, the lithium battery power line, and the like are connected to the cable lead-in bell mouths of the corresponding explosion-proof cable lead-in structures of the power controller, and the power supply of the power controller is connected to the vehicle-mounted 24V power supply.
In this embodiment, the plug 32 is made of steel or flame retardant material to meet the requirement of internal ignition without explosion propagation.
In one embodiment, a cable sealing ring 33 is disposed between the outer periphery of the plug 32 and the inner sidewall of the first through groove. Specifically, a cable introduced into the wiring cavity is elastically sealed at the wire inlet, the Shore hardness of a cable sealing ring 33 is 45-55 degrees, the sealing ring material meets the aging test requirement specified by Q/DT042-2020, and the waterproof and dustproof performance is good.
In one embodiment, referring to fig. 3, the sealing structure 11 includes a sealing ring.
In one embodiment, referring to fig. 1 to 3, the cover plate 10 is connected to the housing 20 by a fastener 40.
In this embodiment, in order to ensure the flameproof performance of the whole power supply controller, the periphery of the fastening member 40 is provided with a lock washer to prevent the fastening member 40 from loosening by itself, after the fastening member 40 is fastened with the impermeable screw hole, a thread allowance larger than 2 times of the thickness of the lock washer is reserved, and the thickness of the periphery and the bottom of the impermeable screw hole is not smaller than 3 mm.
In the present embodiment, the fastener 40 is, but not limited to, a fastening bolt.
In an embodiment, referring to fig. 1, the housing 20 is provided with a mounting seat 21. The mounting base 21 can realize the connection of the whole power supply controller and the trackless rubber-tyred vehicle.
In one embodiment, referring to fig. 2, the cover plate 10 is provided with an explosion-proof sign, a nameplate, a coal safety sign and a warning sign.
In this embodiment, the upper end of the fastening member 40 is provided with a protective sleeve 41.
In the embodiment, the shell 20 and the cover plate 10 of the power controller are made of Q235 materials, steel plates are used for welding, welding seams are smooth, burrs are avoided, 1321 arc-resistant paint is sprayed on the inner wall of each cavity, and 204-1 rust preventive oil is sprayed on the explosion-proof joint surface 22; the minimum width and the maximum gap of the explosion-proof joint surface 22 of the power controller and the surface roughness of the explosion-proof joint surface meet the regulation of chapter 5 in GB 3836.2-2010; the shell 20 and the cover plate 10 of the power supply controller can bear a shell pressure test and an internal ignition non-explosion test specified in GB3836.2-2010 at 15.1 and 15.2; the shell 20 and the cover plate 10 of the power supply controller are subjected to static pressure test according to the specification of 15.1.3.1 in GB3836.2-2010 after being subjected to finish machining, and no obvious deformation affecting the explosion-proof performance is caused.
The explosion-proof power supply controller has the advantages that the explosion-proof joint face 22 is arranged between the shell 20 and the cover plate 10, the sealing structure 11 is arranged between the shell 20 and the cover plate 10, the overall waterproof and dustproof performance is improved, the explosion-proof cable leading-in structure is arranged, the internal ignition explosion-proof requirement can be met, the shell 20 and the cover plate 10 are made of steel or flame-retardant materials, the requirements of mining products are integrally met, the explosion-proof power supply controller can be used for being used in environments such as coal mines, and potential safety hazards are avoided.
The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.
Claims (9)
1. The explosion-proof power supply controller is characterized by comprising a shell, a cover plate and an explosion-proof cable leading-in structure, wherein the cover plate is sealed at the upper end of the shell, one end of the shell, which is close to the cover plate, is provided with an explosion-proof joint face, a sealing structure is connected between the shell and the cover plate, and the explosion-proof cable leading-in structure is connected with the shell; the shell is provided with a mounting seat.
2. An explosion-proof power supply controller according to claim 1 wherein a cavity is defined between the housing and the cover plate for a control panel to be placed therein.
3. The explosion proof power supply controller of claim 2 wherein said housing has an outlet, said explosion proof cable lead in being disposed within said outlet.
4. The explosion-proof power supply controller according to claim 3, wherein the explosion-proof cable leading-in structure comprises a communicating joint, a plug and a cable leading-in block, a cable leading-in horn mouth is arranged in the cable leading-in block, a first through groove is arranged in the communicating joint, a second through groove is arranged in the plug, one end of the cable leading-in block is arranged in the first through groove, the plug is arranged in the first through groove, the cable leading-in horn mouth is communicated with the second through groove, the second through groove is communicated with the cavity, and one end of the communicating joint is embedded in the wire outlet.
5. The explosion-proof power supply controller of claim 4, wherein a cable sealing ring is arranged between the periphery of the plug and the inner side wall of the first through groove.
6. The explosion proof power supply controller of claim 2 further comprising a control board disposed within the cavity.
7. An explosion proof power supply controller according to claim 6 wherein the control panel is connected to the housing by mounting screws.
8. An explosion proof power supply controller according to claim 1 wherein the sealing structure includes a sealing ring.
9. An explosion proof power supply controller as recited in claim 1 wherein said cover plate is connected to said housing by fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120505301.5U CN214960403U (en) | 2021-03-09 | 2021-03-09 | Explosion-proof type power supply controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120505301.5U CN214960403U (en) | 2021-03-09 | 2021-03-09 | Explosion-proof type power supply controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214960403U true CN214960403U (en) | 2021-11-30 |
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ID=79118283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120505301.5U Active CN214960403U (en) | 2021-03-09 | 2021-03-09 | Explosion-proof type power supply controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214960403U (en) |
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2021
- 2021-03-09 CN CN202120505301.5U patent/CN214960403U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211222 Address after: 518000 2nd floor, building 1, dongdeta high tech plant, rongshou Road, Kengzi street, Pingshan New District, Shenzhen City, Guangdong Province Patentee after: CEMCN CO.,LTD. Address before: 518000 101, 301, building 1, No. 1, rongshou Road, Shatian community, Kengzi street, Pingshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen deta Industrial Intelligent Electric Vehicle Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231101 Address after: 518000 third floor, building 1, rongshou lutta hi tech plant, Kengzi street, Pingshan new area, Shenzhen, Guangdong Patentee after: Shenzhen Delta Battery Technology Co.,Ltd. Address before: 518000 2nd floor, building 1, dongdeta high tech plant, rongshou Road, Kengzi street, Pingshan New District, Shenzhen City, Guangdong Province Patentee before: CEMCN CO.,LTD. |
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| TR01 | Transfer of patent right |