CN205160264U - Anti -explosion terminal box, motor and generator - Google Patents
Anti -explosion terminal box, motor and generator Download PDFInfo
- Publication number
- CN205160264U CN205160264U CN201520853711.3U CN201520853711U CN205160264U CN 205160264 U CN205160264 U CN 205160264U CN 201520853711 U CN201520853711 U CN 201520853711U CN 205160264 U CN205160264 U CN 205160264U
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- China
- Prior art keywords
- cassette holder
- terminal box
- explosion
- electric power
- inlet wire
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- 238000004880 explosion Methods 0.000 title claims abstract description 57
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000004382 potting Methods 0.000 claims description 4
- 238000005538 encapsulation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000002360 explosive Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to an explosion -proof technique field discloses an anti -explosion terminal box, motor and generator. This anti -explosion terminal box, including have the terminal the cassette holder and with cassette holder complex lid, wherein, the side of cassette holder have with cassette holder integrated into one piece's forceful electric power inlet wire structure, at least three forceful electric power inlet wire passageway has in the forceful electric power inlet wire structure, forceful electric power inlet wire passageway sets gradually in close contact with's sealing washer, gasket and horn mouth from inside to outside, the horn mouth pass through the screw thread with the inlet wire path connection. The utility model discloses a three forceful electric power inlet wire passageway is integrative, has the ability of stronger resistance impact force, increases the explosion -proof ability.
Description
Technical field
The utility model relates to explosion-proof technology field, particularly relates to a kind of anti-explosion terminal box, motor and generator.
Background technology
The generator used under ore deposit and motor all have requirement of explosion proof.The electric wire of generator or motor is connected with external power source and needs terminal box.In order to meet integrated explosion proof system requirement, therefore, this terminal box is also that needs are explosion-proof, so the incoming line of terminal box has strict demand.At present, what the mode of connection of fire-proof motor was comparatively conventional is directly be connected with connection bolt by explosion-proof incoming line by cable.But existing incoming line is thiner, the impulsive force of bearing is limited, easily damages.
Utility model content
The utility model, in order to solve the technical problem existed in prior art, proposes a kind of new type explosion proof terminal box.
A kind of anti-explosion terminal box that the utility model embodiment provides, comprise the cassette holder with binding post and the lid coordinated with described cassette holder, wherein, the side of described cassette holder has the integrated forceful electric power incoming line structure with described cassette holder, there are in described forceful electric power incoming line structure at least three forceful electric power inlet wire passages, described forceful electric power inlet wire passage is disposed with the sealing ring of close contact, pad and horn mouth from inside to outside, and described horn mouth is by screw thread and described inlet wire expanding channels.
Further preferably, the upper surface of described cassette holder contacts with the lower surface of described lid and forms explosion suppresion surface.
Further preferably, also comprise 0 type circle, the lower surface of described lid is provided with groove, described 0 type circle is placed in described groove.
Further preferably, described binding post is fixed in described cassette holder by screw thread pair.
Further preferably, also earth terminal is provided with in described cassette holder.
Further preferably, be also provided with the light current threading cover that screw thread pair is fixing in described cassette holder, be provided with the through hole of up/down perforation in described light current threading cover, described through hole is used for weak electric wire and passes.
Further preferably, fix described weak electric wire by fire-proof potting compound encapsulation and seal described through hole.
Further preferably, the bottom surface of described cassette holder is explosion suppresion surface.
A kind of motor that the utility model embodiment also provides, this motor comprises above-mentioned anti-explosion terminal box.
A kind of generator that the utility model embodiment also provides, this generator comprises above-mentioned anti-explosion terminal box.
Beneficial effect: this forceful electric power inlet wire passage of the utility model embodiment is integrated in this forceful electric power incoming line structure, convenient processing, once can be made by fine finishining.Meanwhile, because three forceful electric power inlet wire passages are one, there is the ability of stronger resistance impulsive force, increase explosion-proof performance.Each forceful electric power inlet wire passage is only for passing a wire, and pass through from a passage compared to three wires, it is workable, and wiring ratio is easier to, and production efficiency can increase.Moreover because three forceful electric power inlet wire passages are same direction and spaced less, this also facilitates inlet wire to operate, be also conducive to electric wire straight line trend and not easily intersect or knotting.
Accompanying drawing explanation
Fig. 1 is the perspective view of the anti-explosion terminal box of the utility model embodiment.
Fig. 2 is the anti-explosion terminal box upward view of the utility model embodiment.
Fig. 3 is the cassette holder structural representation of the utility model embodiment.
Fig. 4 is AA place cutaway view in Fig. 2.
Fig. 5 is the lid structural representation of the utility model embodiment.
Fig. 6 be in Fig. 4 K to schematic diagram.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The electric most basic energy as production operation is widely used in the various aspects of social production.In the operation process of underground mining site, the use of electricity is more and more general, and therefore, generator and motor are also ubiquities at underground mining site.Anti-explosion terminal box of the present utility model is applicable to being applied to this generator and motor.This engine or motor mostly have explosion-proof casing, rotor and stator, this explosion-proof casing are provided with the interface matched with this anti-explosion terminal box.The bottom surface 15(of this anti-explosion terminal box 1 asks for an interview Fig. 2) ask for an interview Fig. 4 with this interface in conjunction with formation second explosion suppresion surface 61(), whole motor is met explosion-proof/flame proof requirement.
Fig. 1 is the perspective view of the anti-explosion terminal box of the utility model embodiment.Fig. 2 is the anti-explosion terminal box upward view of the utility model embodiment.Fig. 3 is the cassette holder structural representation of the utility model embodiment.Fig. 4 is AA place cutaway view in Fig. 2.Fig. 5 is the lid structural representation of the utility model embodiment.Fig. 6 be in Fig. 4 K to schematic diagram.
Please refer to Fig. 1 and Fig. 4, the anti-explosion terminal box 1 of the present embodiment comprises the cassette holder 10 with binding post 40 and the lid 20 coordinated with described cassette holder 10.The present embodiment preferably this cassette holder 10 adopts screw 70 secure bond with this lid 20, and faying face is the first explosion suppresion surface 60.The material of this cassette holder 10 and lid 20 generally adopts explosion-proof steel, and the thickness of steel etc. meet standard-required, and steel strength better and flammable poor, thus can keep out certain impact and better to the insulating of environment in explosive atmosphere.So, this anti-explosion terminal box can be made to meet requirement of explosion proof by explosion-proof and explosion-proof steel.
Please refer to Fig. 3 and Fig. 1, the main body of the cassette holder 10 of the present embodiment is roughly the cylinder 16 with cavity, certainly, the present embodiment is to the not requirement of the shape of cassette holder 10, and the body shape of this cassette holder 10 can be square, six cylindricalitys or other are irregularly shaped in other embodiments.The periphery that this cassette holder 10 also comprises along this cylinder 16 top arranges and prolongs the outward extending erecting bed 12 of horizontal direction, this erecting bed 12 is for fixing lid 20, the end face of this erecting bed 12 to contact with this lid 20 as the end face of this cassette holder 10 and forms explosion suppresion surface, meets flame proof requirement.This cassette holder 10 and this lid 20 adopt screw 70 to fix, and the erecting bed 12 of this cassette holder 10 are provided with 6 screw holes 121, and this lid 20 and this cassette holder 10 corresponding position, hole 121 of tightening up a screw also is provided with 6 screw holes.This cassette holder 10 also comprises and is arranged on (i.e. the side 11 of this cassette holder 10) forceful electric power incoming line structure 13 and light current incoming line structure 14 on cylinder 16.This forceful electric power incoming line structure 13 is one-body molded with this cassette holder 10.One-body moldedly can be realized by casting technique.There are in this forceful electric power incoming line structure 13 at least three forceful electric power inlet wire passages 131.These three forceful electric power inlet wire passages 131 are integrated in this forceful electric power incoming line structure 13 and (namely in this forceful electric power incoming line structure 13, process three passages), are once made by fine finishining, convenient processing.Meanwhile, because three forceful electric power inlet wire passages 131 are one, there is the ability of stronger resistance impulsive force, increase explosion-proof performance.Each forceful electric power inlet wire passage 131 is only for passing a wire, and pass through from a passage compared to three wires, it is workable, and wiring ratio is easier to, and production efficiency can increase.Moreover because three forceful electric power inlet wire passages 131 are same direction and spaced less, this also facilitates inlet wire to operate, be also conducive to electric wire straight line trend and not easily intersect or knotting.Refer to Fig. 4, what this forceful electric power inlet wire passage 131 set gradually close contact from inside to outside has sealing ring 132, pad 133 and horn mouth 134, and this horn mouth 134 is by screw thread and described inlet wire expanding channels.This light current incoming line structure 14 has a light current inlet wire passage, and the structure of this light current inlet wire passage is identical with the structure of this forceful electric power inlet wire passage 131, repeats no more.The structure of this light current inlet wire passage and this forceful electric power inlet wire passage 131 achieves forceful electric power incoming line structure 13 and light current incoming line structure 14 explosion insulation performance.This forceful electric power incoming line structure 13 is in flat, similar to telescope configuration, for through power line, connects power supply or be generator connection load for motor.This light current incoming line structure 14 is in cylindrical, and be mainly used in through holding wire, this holding wire is for transmitting the signal and control signal etc. of each transducer.Please refer to Fig. 2, the bottom of this cylinder 16 downwards and horizontal direction extend internally out one and be roughly the base 15 of square, this base 15 is combined with the interface of motor/generator and forms explosion suppresion surface.The bottom surface 152(of this base 15 and the bottom surface of cassette holder 10) surface roughness be 3.5, be explosion suppresion surface.Should be combined with the interface of motor/generator and be realized by screw, therefore, the base 15 of this cassette holder 10 is provided with screw hole 151.
Please refer to Fig. 5 and Fig. 4, the lid 20 of the present embodiment comprises matrix 21, and this matrix 21 has lower surface 23 and is positioned on this lower surface 23 in the flange 22 of the downward projection in the bottom of matrix 21.The present embodiment is preferably provided with groove 24 in this lower surface 23 near this flange 22 place, and this groove 24 is for placing 0 type circle 30.The size of this groove and the degree of depth and this 0 type circle 30 adapt.Be conducive to increasing explosion insulation performance by arranging 0 type circle 30 and groove 24.
This erecting bed 12 fits with this lower surface 23, the flange 22 of this lid 20 is fastened in the cavity of cassette holder 10, namely when lid 20 is placed on cassette holder 10, the erecting bed 12 of cassette holder 10 is relative with the edge of the matrix 21 of lid 20, the flange 22 of lid 20 then stretches in the cavity of cassette holder 10, now lid 20 and cassette holder 10 fasten mutually, and namely the flange 22 of lid 20 plays positioning action to a certain extent, lid 20 can be made to keep relative with cassette holder 10 and fix.The end face (i.e. the upper surface of cassette holder 10) of this erecting bed 12 contacts with the lower surface 23 of this lid 20 and forms explosion suppresion surface.
Please refer to Fig. 2 and Fig. 4, the binding post 40 of the present embodiment has three, and these three binding posts 40 and this three forceful electric power inlet wire passages 131 are quantitatively corresponding.The part of this binding post 40 is positioned at this anti-explosion terminal box 1, part is positioned at outside this anti-explosion terminal box 1.Be positioned at part outside this anti-explosion terminal box for being connected with the electric wire of motor/generator; The part being positioned at this anti-explosion terminal box is connected with the electric wire through this forceful electric power inlet wire passage 131, completes wiring.The utility model embodiment preferably this binding post 40 adopts threaded flame-proof type, is namely connected on the base 15 of the cassette holder 10 of this anti-explosion terminal box 1 by screw thread pair, and the engagement axial length of this screw thread is 8mm.Screw thread pair is technical term, refers to the assembly structure be threaded connection.The present embodiment is preferred, and this base 15 is also provided with the light current threading cover 50 that screw thread pair is fixing, the engagement axial length of this screw thread is 8mm.Be provided with the through hole 51 of up/down perforation in this light current threading cover 50, described through hole 51 passes for weak electric wire.In order to increase explosion insulation performance further, preferably fixing this weak electric wire by fire-proof potting compound encapsulation and sealing this through hole 51.Preferably, this fire-proof potting compound is epoxy resin or silica gel.
Please refer to Fig. 6, in order to increase the security performance of the anti-explosion terminal box of the present embodiment, this base 15 is also provided with earth terminal 71, this earth terminal 71 is connected to ground, and anti-explosion terminal box can be prevented charged, strengthens security performance.
The anti-explosion terminal box 1 of the utility model embodiment is applicable to have imflammable gas or steam that ignition temperature group is T1 ~ T4 group and the atmosphere existing explosive mixtures that air is formed, and imflammable gas can be the place of hydrogen or acetylene and composition thereof.The design of anti-explosion terminal box structure of the present utility model and electric clearance and creepage distance, meets the regulation of GB3836.1-2010 " explosive atmosphere part 1: Device-General requires " and GB3836.2-2010 " explosive atmosphere part 2: the equipment protected by flameproof enclosure " d " ".
The structure of the anti-explosion terminal box 1 of the utility model embodiment meets the environment instructions for use of contained hydrogen or acetylene in explosion-proof mark ExdIICT1 ~ T4.Motor reliability service in the environment can be ensured.Therefore, indicate in the environment of the band hydrogen that ExdIICT1 ~ T4 uses and acetylene explosion-proof, this junction box structure application is very extensive.
Above anti-explosion terminal box provided by the utility model is described in detail, apply specific case herein to set forth principle of the present utility model and execution mode, the explanation of above embodiment just understands core concept of the present utility model for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (10)
1. an anti-explosion terminal box, comprise the cassette holder with binding post and the lid coordinated with described cassette holder, it is characterized in that, the side of described cassette holder has the integrated forceful electric power incoming line structure with described cassette holder, there are in described forceful electric power incoming line structure at least three forceful electric power inlet wire passages, described forceful electric power inlet wire passage is disposed with the sealing ring of close contact, pad and horn mouth from inside to outside, and described horn mouth is by screw thread and described inlet wire expanding channels.
2. anti-explosion terminal box as claimed in claim 1, it is characterized in that, the upper surface of described cassette holder contacts with the lower surface of described lid and forms explosion suppresion surface.
3. anti-explosion terminal box as claimed in claim 2, it is characterized in that, also comprise 0 type circle, the lower surface of described lid is provided with groove, described 0 type circle is placed in described groove.
4. anti-explosion terminal box as claimed in claim 1, it is characterized in that, described binding post is fixed in described cassette holder by screw thread pair.
5. anti-explosion terminal box as claimed in claim 1, is characterized in that, be also provided with earth terminal in described cassette holder.
6. anti-explosion terminal box as claimed in claim 1, is characterized in that, is also provided with the light current threading cover that screw thread pair is fixing in described cassette holder, and be provided with the through hole of up/down perforation in described light current threading cover, described through hole is used for weak electric wire and passes.
7. anti-explosion terminal box as claimed in claim 6, is characterized in that, fix described weak electric wire and seal described through hole by fire-proof potting compound encapsulation.
8. anti-explosion terminal box as claimed in claim 1, it is characterized in that, the bottom surface of described cassette holder is explosion suppresion surface.
9. a motor, is characterized in that, comprises the anti-explosion terminal box described in any one of claim 1 to 8.
10. a generator, is characterized in that, comprises the anti-explosion terminal box described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520853711.3U CN205160264U (en) | 2015-10-31 | 2015-10-31 | Anti -explosion terminal box, motor and generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520853711.3U CN205160264U (en) | 2015-10-31 | 2015-10-31 | Anti -explosion terminal box, motor and generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205160264U true CN205160264U (en) | 2016-04-13 |
Family
ID=55695908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520853711.3U Active CN205160264U (en) | 2015-10-31 | 2015-10-31 | Anti -explosion terminal box, motor and generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205160264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109936244A (en) * | 2019-04-30 | 2019-06-25 | 中达电机股份有限公司 | A kind of anti-explosion terminal box |
| CN114123606A (en) * | 2021-10-18 | 2022-03-01 | 西安航天精密机电研究所 | Wiring device for explosion-proof motor |
-
2015
- 2015-10-31 CN CN201520853711.3U patent/CN205160264U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109936244A (en) * | 2019-04-30 | 2019-06-25 | 中达电机股份有限公司 | A kind of anti-explosion terminal box |
| CN114123606A (en) * | 2021-10-18 | 2022-03-01 | 西安航天精密机电研究所 | Wiring device for explosion-proof motor |
| CN114123606B (en) * | 2021-10-18 | 2023-03-03 | 西安航天精密机电研究所 | Wiring device for explosion-proof motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160906 Address after: 518000 Guangdong province Shenzhen City Pingshan Kengzi streets rongshou Ludeta high-tech factory 1 building three layer Patentee after: SHENZHEN DELTA EXPLOSION-PROOF ELECTRIC VEHICLE Co.,Ltd. Address before: 518115, Guangdong Province, Longgang District, Henggang Shenzhen Street Ping Road No. 138, 102 Patentee before: SHENZHEN DETA ELECTRIC AUTOMOBILE TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 518000 101, 301, building 1, No.1, rongshou Road, Shatian community, Kengzi street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen deta Industrial Intelligent Electric Vehicle Co.,Ltd. Address before: 518000 Guangdong province Shenzhen City Pingshan Kengzi streets rongshou Ludeta high-tech factory 1 building three layer Patentee before: SHENZHEN DELTA EXPLOSION-PROOF ELECTRIC VEHICLE Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| 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 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 |