CN202220604U - Transmission device without idle wheel or with few idle wheels at cutting part of rotary drum type coal mining machine - Google Patents
Transmission device without idle wheel or with few idle wheels at cutting part of rotary drum type coal mining machine Download PDFInfo
- Publication number
- CN202220604U CN202220604U CN2011202975794U CN201120297579U CN202220604U CN 202220604 U CN202220604 U CN 202220604U CN 2011202975794 U CN2011202975794 U CN 2011202975794U CN 201120297579 U CN201120297579 U CN 201120297579U CN 202220604 U CN202220604 U CN 202220604U
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- fixed shaft
- shaft gear
- transmission device
- idle pulley
- gear train
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Abstract
The utility model relates to a transmission device without an idle wheel or with few idle wheels at a cutting part of a rotary drum type coal mining machine. One main development tendency of the coal mining machine is to continuously increase the installing power of the coal mining machine, so that the reliability and the transmission efficiency for mechanical transmission are very important. The transmission device without the idle wheel or with few idle wheels at the cutting part of the rotary drum type coal mining machine comprises a cutting part box body (1), wherein a driving motor (2) is arranged in the cutting part box body and is connected with a dead axle wheel train (3), the dead axle wheel train is connected with a planet wheel train (4), and the planet wheel train (4) is arranged in a helical rotary drum (5). The transmission device is used for the rotary drum coal mining machine.
Description
Technical field:
< b TranNum=" 76 ">the utility model relates to a kind of coal mine machinery equipment technology field, and being specifically related to a kind of slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device.</b>
Background technology:
One of trend that < b TranNum=" 80 ">coal-winning machine mainly develops is that the coal-winning machine installed power is continuing to increase, and it is very important that mechanically operated reliability and transmission efficiency seem.</b>
< b TranNum=" 82 ">are present, and drum shearer extensively adopts many motors transversal arrangement, and each cutting units adopts independently motor driven; Traditional cutting units drive motors and operating mechanism's helix drum respectively are provided with its two ends; And axis is parallel to each other, and in order to be suitable for different working seam thickness, cutting units will have certain length; And require to swing up and down the height of adjustable screw cylinder around back interface point.The machine driven system of cutting units adopts planet circular system and fixed shaft gear train to realize the speed ratio transmission that requires, and adopts the idle pulley transmission to satisfy the requirement of center to center distance, and cutting units generally adopts 3～5 gear-stage velocity ratio transmissions; Speed ratio is between 15～75, and mechanically operated gross efficiency about 0.8 is along with driving power constantly increases; Present single drive motors power has reached 800～1000kW, and its power loss reaches about 160～200kW, and the power major part of loss is converted into heat; Cause the operating temperature of cutting units very high; Usually will adopt the passive mode radiating and cooling of water-cooled, temperature also can only be controlled at about 90 °, therefore under the comparatively desirable situation; Simplify drive mechanism, improve machinery driving efficiency and seem particularly important.</b>
Summary of the invention:
The purpose of < b TranNum=" 86 ">the utility model provides a kind of drive mechanism of having simplified, and the slicing portion of drum shearer that has improved machinery driving efficiency does not have idle pulley or few idle pulley transmission device.</b>
Above-mentioned purpose realizes through following technical scheme:
< b TranNum=" 90 ">a kind of slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Its composition comprises: the cutting part casing; In the described cutting part casing drive motors is housed; Described drive motors connects fixed shaft gear train, and described fixed shaft gear train connects planet circular system, and described planet circular system is contained in the helix drum.</b>
< b TranNum=" 92 ">described slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Described fixed shaft gear train comprises the one-level fixed shaft gear train; Described one-level fixed shaft gear train connects the secondary fixed shaft gear train, and described secondary fixed shaft gear train connects three grades of fixed shaft gear trains.</b>
< b TranNum=" 94 ">described slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Described planet circular system comprises the one-level planet circular system; Described one-level planet circular system connects the secondary planet train, and described secondary planet train connects the third-level planetary train.</b>
Beneficial effect:
The structure of machine driven system has been simplified in < b TranNum=" 98 ">1. the utility model, has improved machinery driving efficiency, and to the coal-winning machine of cutting motor lateral arrangement, this product has been accomplished no idle pulley transmission or reduced transmission progression.</b>
< b TranNum=" 100 ">are idle pulley or the minimizing transmission progression means of the utility model through eliminating non-speed ratio transmission 2., adopt the mode of drive motors reach, guaranteed the needed length that swings up and down of cutting units.</b>
< b TranNum=" 102 ">3. the utility model simplify with the raising of machinery driving efficiency not only energy-conservationly, are beneficial to the control of temperature rise simultaneously, the reliability of raising work.</b>
< b TranNum=" 104 ">4. the utility model adopt drive motors to move forward to the multistage planet train kind of drive at the coaxial place of helix drum, adopt drive motors to move forward to the cutting units middle part, through the planet circular system and the fixed shaft gear train combination kind of drive.</b>
Description of drawings:
< b TranNum=" 108 ">accompanying drawing 1 is the structural representation of this product.</b>
< b TranNum=" 110 ">accompanying drawing 2 is that fixed shaft gear train and planet circular system are the structural representation of one-level.</b>
< b TranNum=" 112 ">accompanying drawing 3 is structural representations of three grades of fixed shaft gear trains and the transmission of one-level planet circular system.</b>
< b TranNum=" 114 ">accompanying drawing 4 is structural representations of three grades of fixed shaft gear trains and the transmission of secondary planet train.</b>
The specific embodiment:
Embodiment 1:
< b TranNum=" 120 ">a kind of slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Its composition comprises: cutting part casing 1; In the described cutting part casing drive motors 2 is housed; Described drive motors connects fixed shaft gear train 3, and described fixed shaft gear train connects planet circular system 4, and described planet circular system is contained in the helix drum 5.</b>
Embodiment 2:
< b TranNum=" 124 ">embodiment 1 described slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Described fixed shaft gear train comprises one-level fixed shaft gear train 6; Described one-level fixed shaft gear train connects secondary fixed shaft gear train 7, and described secondary fixed shaft gear train connects three grades of fixed shaft gear trains 8.</b>
Embodiment 3:
< b TranNum=" 128 ">embodiment 1 described slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Described planet circular system comprises one-level planet circular system 9; Described one-level planet circular system connects secondary planet train 10, and described secondary planet train connects third-level planetary train 11.</b>
Embodiment 4:
< b TranNum=" 132 "> embodiment 1 or 2 or 3 described slicing portion of drum shearer do not have idle pulley or few idle pulley transmission device; As in the accompanying drawing 2 described cutting part casings drive motors being housed; Described drive motors axle connects the one-level planet circular system; Described one-level planet circular system connects the secondary planet train, and described secondary planet train connects the third-level planetary train, and described planet circular system is contained in the helix drum.</b>
Embodiment 5:
< b TranNum=" 136 "> embodiment 1 or 2 or 3 described slicing portion of drum shearer do not have idle pulley or few idle pulley transmission device; As in the accompanying drawing 1 described cutting part casing drive motors being housed; Described drive motors axle connects the one-level fixed shaft gear train; Described one-level fixed shaft gear train connects the one-level planet circular system, and described one-level planet circular system connects the secondary planet train, and described planet circular system is contained in the helix drum.</b>
Embodiment 6:
< b TranNum=" 140 "> embodiment 1 or 2 or 3 described slicing portion of drum shearer do not have idle pulley or few idle pulley transmission device; As in the accompanying drawing 3 described cutting part casings drive motors being housed; Described drive motors axle connects the one-level fixed shaft gear train, and described one-level fixed shaft gear train connects the secondary fixed shaft gear train, and described secondary fixed shaft gear train connects three grades of fixed shaft gear trains; Described three grades of fixed shaft gear trains connect the one-level planet circular system, and described one-level planet circular system is contained in the helix drum.</b>
Embodiment 7:
< b TranNum=" 144 "> embodiment 1 or 2 or 3 described slicing portion of drum shearer do not have idle pulley or few idle pulley transmission device; As in the accompanying drawing 4 described cutting part casings drive motors being housed; Described drive motors axle connects the one-level fixed shaft gear train, and described one-level fixed shaft gear train connects the secondary fixed shaft gear train, and described secondary fixed shaft gear train connects the one-level planet circular system; Described one-level planet circular system connects the secondary planet train, and described planet circular system is contained in the helix drum.</b>
Claims (3)
1. a slicing portion of drum shearer does not have idle pulley or few idle pulley transmission device; Its composition comprises: the cutting part casing; It is characterized in that: in the described cutting part casing drive motors is housed; Described drive motors connects fixed shaft gear train, and described fixed shaft gear train connects planet circular system, and described planet circular system is contained in the helix drum.
2. slicing portion of drum shearer according to claim 1 does not have idle pulley or few idle pulley transmission device; It is characterized in that: described fixed shaft gear train comprises the one-level fixed shaft gear train; Described one-level fixed shaft gear train connects the secondary fixed shaft gear train, and described secondary fixed shaft gear train connects three grades of fixed shaft gear trains.
3. slicing portion of drum shearer according to claim 1 and 2 does not have idle pulley or few idle pulley transmission device; It is characterized in that: described planet circular system comprises the one-level planet circular system; Described one-level planet circular system connects the secondary planet train, and described secondary planet train connects the third-level planetary train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202975794U CN202220604U (en) | 2011-08-16 | 2011-08-16 | Transmission device without idle wheel or with few idle wheels at cutting part of rotary drum type coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202975794U CN202220604U (en) | 2011-08-16 | 2011-08-16 | Transmission device without idle wheel or with few idle wheels at cutting part of rotary drum type coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202220604U true CN202220604U (en) | 2012-05-16 |
Family
ID=46042631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202975794U Expired - Fee Related CN202220604U (en) | 2011-08-16 | 2011-08-16 | Transmission device without idle wheel or with few idle wheels at cutting part of rotary drum type coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202220604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351656A (en) * | 2016-10-21 | 2017-01-25 | 南京六合佳源矿山设备有限公司 | Cutting part of stepless speed changing coal cutter based on hydraulic closed transmission system |
-
2011
- 2011-08-16 CN CN2011202975794U patent/CN202220604U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351656A (en) * | 2016-10-21 | 2017-01-25 | 南京六合佳源矿山设备有限公司 | Cutting part of stepless speed changing coal cutter based on hydraulic closed transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20150816 |
|
| EXPY | Termination of patent right or utility model |