CN2849205Y - Explosion proof starter for mine use - Google Patents
Explosion proof starter for mine use Download PDFInfo
- Publication number
- CN2849205Y CN2849205Y CN 200520032109 CN200520032109U CN2849205Y CN 2849205 Y CN2849205 Y CN 2849205Y CN 200520032109 CN200520032109 CN 200520032109 CN 200520032109 U CN200520032109 U CN 200520032109U CN 2849205 Y CN2849205 Y CN 2849205Y
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- CN
- China
- Prior art keywords
- explosion
- proof
- flameproof
- big
- proof chamber
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an explosion proof starter for a mine, which is composed of two integral flameproof cavities in a shape like a figure 8, wherein the small flameproof cavity is divided into a wiring cavity and a flameproof cavity by a baffle. A control electromagnetic valve is arranged in the small flameproof cavity, and the small flameproof cavity is communicated with the big flameproof cavity through an outlet hole at the lower part, wherein a rotor, a brush, a stator and a carbon brush holder are arranged in the big flameproof cavity. The rotor is supported in the middle by left and right oil-impregnated bearings and the carbon brush holder, wherein the right oil-impregnated bearing is pressed on the right end wall of the big flameproof cavity in an interference mode and the inner surface of the right oil-impregnated bearing and the surface of an excircle of a shaft of a rotor form a flameproof joint surface. The left end of the big flameproof cavity and a rabbet of an end cover form a flameproof joint surface, and the left end of the small flameproof cavity and a rabbet of a cover of a wiring box form a flameproof joint surface. The utility model can be used underground the coal mines or in other places containing explosive mixtures of methane, coal dust, etc. and has the advantages of small size, simple structure and good explosion proof performance.
Description
Technical field
The utility model relates to a kind of diesel engine starting device, and is especially a kind of under coal mine or other mining explosion-proof type starter motor that has the place of explosive mixtures such as methane and coal dust to use.
Background technique
Air or hydraulic starting are mostly adopted in the starting of diesel engine under the existing coal mine, complex structure, and volume is big, cost height, development and the application of restriction multi-cylinder diesel engine under coal mine.Electricity starting does not possess explosion prevention function owing to exist lead and tenminal block place easily to produce spark, if under coal mine or other place use of explosive mixtures such as methane and coal dust is arranged, security incident takes place easily.
The model utility content
It is little that the purpose of this utility model provides a kind of volume, mining explosion-proof type starter motor simple in structure, that explosion-proof performance is good.
The technical solution of the utility model is: a kind of mining explosion-proof type starter motor, constitute by two integral type explosion-proof chambers of 8 fonts size, be divided into wire connection cavity and explosion-proof chamber by dividing plate in the little explosion-proof chamber, form flameproof joint between dividing plate periphery and the septulum blast chamber inwall, control electromagnetic valve is housed in explosion-proof chamber, form flameproof joint between solenoid valve cylindrical and the explosion-proof chamber internal face, explosion-proof chamber is by the wire outlet hole and big explosion-proof chamber UNICOM of bottom, in big explosion-proof chamber, rotor is housed, brush, stator, carbon brush holder, by a left side, right oil-impregnated bearing and carbon brush holder with rotor supports in the centre, right oil-impregnated bearing interference is pressed on the big explosion-proof chamber right-hand member wall, right oil-impregnated bearing inwall and rotor shaft outer round surface form flameproof joint, and big explosion-proof chamber left end and end cap seam constitute explosion-proof mating face; Septulum blast chamber left end and connector cover seam constitute explosion-proof mating face; In the clutch cover of big explosion-proof chamber front end clutch mechanism is housed, this clutch mechanism comprises declutch shift shaft, shift fork, clutch, oil-impregnated bearing, and shift fork one end is connected with declutch shift shaft, and the other end is connected with control electromagnetic valve.
The screw of link circle pressing plate is housed on big explosion-proof chamber housing, and quick-fried in the packing of screw circumferential surface gluing.
The outlet part is made up of gland nut, pressing plate, rubber ring, pad and connector cover.
Control electromagnetic valve comprises shell, coil, wiring terminal, slide cores, spring, between shell and the explosion-proof chamber inwall explosion suppresion surface is arranged, and between slide cores outer surface and the shell end face internal face explosion suppresion surface is arranged.
Advantage of the present utility model:
1, can be under coal mine or other have the place of explosive mixtures such as methane and coal dust to use, volume is little, and is simple in structure, explosion-proof performance good.
2, adopt overrunning clutch to realize overspeed protection, connect by magnetic switch control main contact circuit and make gear engagement realization diesel engine starting.
3, positive and negative control wiring forms totally-enclosed wiring system, the Safety performance height; Security incident easily takes place in existing need ground connection.
Description of drawings
Fig. 1 is the utility model structural representation,
Fig. 2 is the control electromagnetic valve structural representation.
Embodiment
The utility model structure is as illustrated in fig. 1 and 2: be made of two integral type explosion-proof chambers of 8 fonts size, be divided into wire connection cavity 1 and explosion-proof chamber 2 by dividing plate 3 in the little explosion-proof chamber, form flameproof joint 4 between dividing plate 3 peripheries and the septulum blast chamber inwall, control electromagnetic valve 5 is housed in explosion-proof chamber 2, form flameproof joint 6 between solenoid valve cylindrical and the explosion-proof chamber internal face, explosion-proof chamber 2 is by the wire outlet hole 7 and big explosion-proof chamber 8 UNICOMs of bottom, in big explosion-proof chamber 8, rotor 9 is housed, brush 10, stator 11, carbon brush holder 12, by a left side, right oil-impregnated bearing 13,14 and carbon brush holder 12 with in the middle of rotor 9 is supported on, right oil-impregnated bearing interference is pressed on the big explosion-proof chamber right-hand member wall, right oil-impregnated bearing inwall and rotor shaft outer round surface form flameproof joint 15, and big explosion-proof chamber 8 left ends and end cap seam constitute explosion-proof mating face 16; Septulum blast chamber left end and connector cover seam constitute explosion-proof mating face 17; In the clutch cover 18 of big explosion-proof chamber front end clutch mechanism is housed, this clutch mechanism comprises declutch shift shaft 19, shift fork 20, clutch 21, oil-impregnated bearing 22, and shift fork 20 1 ends are connected with declutch shift shaft 19, and the other end is connected with control electromagnetic valve 5.The screw 23 of link circle pressing plate is housed on big explosion-proof chamber housing, and quick-fried in the packing of screw circumferential surface gluing.The outlet part is made up of gland nut 31, pressing plate 32, rubber ring 33, pad 34 and connector cover 35, plays the flame proof effect.Control electromagnetic valve 5 comprises shell 24, coil 25, wiring terminal 26, slide cores 27, spring 28, between slide cores outer surface and the shell end face internal face explosion suppresion surface 30 is arranged.
This product is the flame-proof mine electric equipment, produce according to the Q/JC002-2005 product standard, meet GB3836.1-2000 explosive gas atmosphere electrical installation first portion: general requirement and GB3836.2-2000 explosive gas atmosphere electrical installation first portion: the requirement of flame-proof type " d ", explosion-proof sign ExdI; As the starting drive of anti-explosion diesel engine, can be under coal mine or other have the place of explosive mixtures such as methane and coal dust to use.
Service condition
1. ambient temperature-20 ℃--+40 ℃;
2. relative air humidity is not more than 96% (25 ℃);
3. there be not the environment that seriously drips or dabble;
4. in the place that explosive mixtures such as methane and coal dust are arranged;
5. cable is connected with power supply reliably, the naked breakoff phenomenon;
6. can not continuous operation.
This mining explosion-proof type starter motor is four utmost point DC series excitation flameproof motors, adopts roller-type one way clutch to implement overspeed protection, is connected and gear engagement by magnetic switch control main contact circuit.
This starter motor is a short time duty, and each operating time is not more than 5 seconds, midfeather 15-20 second, damages in order to avoid starter motor is overheated.
Notice
1. can use after must adopting mine cable reliably to be connected between starter motor and the flame proof power supply, avoid long distance connection as far as possible.
2. uncap before the maintenance and will be connected power supply disconnection with outer.
3. overrunning clutch, magnetic switch are non-dismountable structure, if any damage, use after please changing accessory.
4. regularly carry out maintaining, add lubricating grease, change brush according to the not timing of Environmental Conditions situation.
5. as the electric energy deficiency, starter motor will be difficult to start, and especially under low temperature environment, please the user in use note.
6. down-hole and the layman maintenance of being forbidden to uncap.
Claims (3)
1, a kind of mining explosion-proof type starter motor, it is characterized in that: constitute by two integral type explosion-proof chambers of 8 fonts size, be divided into wire connection cavity and explosion-proof chamber by dividing plate in the little explosion-proof chamber, form flameproof joint between dividing plate periphery and the septulum blast chamber inwall, control electromagnetic valve is housed in explosion-proof chamber, form flameproof joint between solenoid valve cylindrical and the explosion-proof chamber internal face, explosion-proof chamber is by the wire outlet hole and big explosion-proof chamber UNICOM of bottom, in big explosion-proof chamber, rotor is housed, brush, stator, carbon brush holder, by a left side, right oil-impregnated bearing and carbon brush holder with rotor supports in the centre, right oil-impregnated bearing interference is pressed on the big explosion-proof chamber right-hand member wall, right oil-impregnated bearing inwall and rotor shaft outer round surface form flameproof joint, and big explosion-proof chamber left end and end cap seam constitute explosion-proof mating face; Septulum blast chamber left end and connector cover seam constitute explosion-proof mating face; In the clutch cover of big explosion-proof chamber front end clutch mechanism is housed, this clutch mechanism comprises declutch shift shaft, shift fork, clutch, oil-impregnated bearing, and shift fork one end is connected with declutch shift shaft, and the other end is connected with control electromagnetic valve.
2, mining explosion-proof type starter motor according to claim 1 is characterized in that: the screw of link circle pressing plate is housed on big explosion-proof chamber housing, and quick-fried in the packing of screw circumferential surface gluing.
3, mining explosion-proof type starter motor according to claim 1, it is characterized in that: control electromagnetic valve comprises shell, coil, wiring terminal, slide cores, spring, between shell and the explosion-proof chamber inwall explosion suppresion surface is arranged, between slide cores outer surface and the shell end face internal face explosion suppresion surface is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520032109 CN2849205Y (en) | 2005-10-10 | 2005-10-10 | Explosion proof starter for mine use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520032109 CN2849205Y (en) | 2005-10-10 | 2005-10-10 | Explosion proof starter for mine use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2849205Y true CN2849205Y (en) | 2006-12-20 |
Family
ID=37521689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520032109 Expired - Fee Related CN2849205Y (en) | 2005-10-10 | 2005-10-10 | Explosion proof starter for mine use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2849205Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319941A (en) * | 2014-10-20 | 2015-01-28 | 中国矿业大学 | Explosion-proof power box with contrary function that ends |
-
2005
- 2005-10-10 CN CN 200520032109 patent/CN2849205Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319941A (en) * | 2014-10-20 | 2015-01-28 | 中国矿业大学 | Explosion-proof power box with contrary function that ends |
| CN104319941B (en) * | 2014-10-20 | 2016-10-05 | 中国矿业大学 | A kind of explosion-proof headstock with return-stopping function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Xian Inventor after: Wang Jianping Inventor after: Wang Bosheng Inventor before: Wang Xian |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG XIAN TO: WANG XIAN WANG JIANPING WANG BOSHENG |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061220 Termination date: 20121010 |