CN209321803U - A kind of crossheading elevating conveyor tail chain wheel assembly - Google Patents
A kind of crossheading elevating conveyor tail chain wheel assembly Download PDFInfo
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- CN209321803U CN209321803U CN201822052827.3U CN201822052827U CN209321803U CN 209321803 U CN209321803 U CN 209321803U CN 201822052827 U CN201822052827 U CN 201822052827U CN 209321803 U CN209321803 U CN 209321803U
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- main shaft
- sealing cover
- wall
- roller
- sprocket body
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Abstract
The utility model belongs to mine equipment technical field, more particularly to a kind of crossheading elevating conveyor tail chain wheel assembly, including roller, main shaft and sprocket body, there are two bearings for the inner wall interference connection of the sprocket body, there is limit sleeve between two bearings, the bearing and limit sleeve are set in the outer wall of the main shaft, the both ends of the sprocket body are fixed with sealing cover, the sealing cover is arranged with the outer wall in the main shaft, it is tightly connected between the main shaft and the sealing cover by floating sealing ring, the floating sealing ring is located at the outside of the sealing cover;Bearing and sprocket body are sealed by sealing cover, and increase the reliability of oil sealing by the floating sealing ring on sealing cover, bearing and sprocket body are moved under conditions of opposing seal, it can be to avoid the adherency of dust and the loss of lubricating oil, so as to carry out prolonged effective exercise, the number for reducing dismounting maintenance, improves structure reliability of operation.
Description
Technical field
The utility model belongs to mine equipment technical field, and in particular to a kind of crossheading elevating conveyor tail chain wheel set
Part.
Background technique
Smooth groove bridge type scraping plate stage loader is mainly used for highly efficient and productive comprehensive mechanization return airway and reprints conveying coal,
It can be matched with Scraper Conveyor in Mining Face, crusher and belt feeder, the trolley of elevating conveyor is overlapped on belt feeder when use
Guide rail on, and mass motion can be made along it, so that elevating conveyor be made to make integrated regulation, coal with the passage step pitch of working face conveyor
Charcoal is by working face conveyor through transporting in bridge conveyor reprinting to extensible belt conveyor.
Existing technology has the following problems:
1, sprocket wheel after prolonged use can oil starvation, into ash, cause rotation calorific value high, therefore need to periodically repair guarantor
It supports;
2, the dismounting of sprocket wheel is needed to remove together with transmission device, the work of the serious workload for increasing operating personnel
The industry time, influence production efficiency.
Utility model content
To solve the problems mentioned above in the background art, the utility model provides a kind of crossheading elevating conveyor tail
Chain wheel assembly, have it is easy to repair, the characteristics of being sealed.
To achieve the above object, the utility model provides the following technical solutions: a kind of crossheading elevating conveyor tail sprocket wheel
Component, including roller, main shaft and sprocket body, the inner wall interference connection of the sprocket body there are two bearing, two bearings it
Between there is limit sleeve, the bearing and limit sleeve are set in the outer wall of the main shaft, and the both ends of the sprocket body are fixed with close
Capping, the sealing cover are arranged with the outer wall in the main shaft, are sealed between the main shaft and the sealing cover by floating sealing ring
Connection, the floating sealing ring are located at the outside of the sealing cover, and the both ends of the main shaft have interconnecting piece, and the roller is located at described
The outside of sealing cover, and the outer wall of the roller have main shaft fixing bolt, the main shaft fixing bolt through the roller with
The interconnecting piece is spirally connected.
Preferably, the outer wall of the main shaft is arranged with axle sleeve, and the axle sleeve is located at the two sides of the bearing, the sealing cover
The outer wall of the axle sleeve is set in the floating sealing ring.
Preferably, the outer wall of the roller is fixed with positioning pin, and the positioning pin is connected with the roller interference.
Preferably, bolt hole is offered on the sealing cover, the bolt hole is equipped with fixing bolt, the fixing bolt
It is spirally connected through the bolt hole and the sprocket body.
Preferably, the inner side end of the sealing cover is contacted with the sprocket body, is had and the chain on the sealing cover
The Step Shaft of wheel body cooperation, has O-ring on the Step Shaft.
Preferably, oil filler point is offered on the end face of the roller, and plug screw is connected on the oil filler point, the roller
Inner wall has spiral lamination.
Preferably, the quantity of the main shaft fixing bolt is three, and is distributed in isosceles triangle, on the main shaft fixing bolt
Through-hole is offered, anti-loose wire is fixed on the through-hole.
Compared with prior art, the utility model has the beneficial effects that
1, bearing and sprocket body are sealed by the utility model by sealing cover, and are increased by the floating sealing ring on sealing cover
The reliability for envelope of refueling, bearing and sprocket body moved under conditions of opposing seal, can to avoid dust adherency and
The loss of lubricating oil reduces the number of dismounting maintenance so as to carry out prolonged effective exercise, improves structure operation
Reliability.
2, it is fixed between the utility model main shaft and roller by main shaft fixing bolt, and between sealing cover and sprocket body
It is fixed also by fixing bolt, when being dismantled, can be convenient and separated with headstock, formed individual module, be convenient for
Whole disassembly, and then the time of maintenance is greatly reduced, also reduce the difficulty and workload of operating personnel's dismounting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is enlarged diagram at the A in the utility model;
Fig. 3 is the main shaft fixing bolt structural schematic diagram in the utility model;
In figure: 1, roller;11, positioning pin;12, main shaft fixing bolt;121, through-hole;13, anti-loose wire;2, main shaft;21, even
Socket part;3, sprocket body;31, bearing;32, limit sleeve;4, sealing cover;401, bolt hole;41, floating sealing ring;42, axle sleeve;43, fixed
Bolt.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless separately
There is clearly specific restriction.
Fig. 1-3 is please referred to, the utility model is the following technical schemes are provided: a kind of crossheading elevating conveyor tail chain wheel set
Part, including roller 1, main shaft 2 and sprocket body 3, the inner wall interference connection of sprocket body 3 is there are two bearing 31, between two bearings 31
With limit sleeve 32, two bearings 31 are limited by limit sleeve 32, prevent bearing 31 from axial cunning occurring on main shaft 2
Dynamic, the model of bearing 31 uses 97521EK, and bearing 31 and limit sleeve 32 are set in the outer wall of main shaft 2, the both ends of sprocket body 3
It is fixed with sealing cover 4, sealing cover 4 is arranged with the outer wall in main shaft 2, connects between main shaft 2 and sealing cover 4 by the sealing of floating sealing ring 41
It connects, it can be to forming the space of sealing between sprocket body 3 and main shaft 2, and then can guarantee bearing 31 there are a good profits
In slip ring border, while dust-proof effect being played, avoid lubricating oil adhering dust, causes insufficient lubrication, the big situation of calorific value occurs,
Floating sealing ring 41 is located at the outside of sealing cover 4, can play to the position-limiting action between roller 1 and main shaft 2, the both ends of main shaft 2 have
There is interconnecting piece 21, roller 1 is located at the outside of sealing cover 4, and the outer wall of roller 1 has main shaft fixing bolt 12, the fixed spiral shell of main shaft
Bolt 12 is spirally connected through roller 1 with interconnecting piece 21, and the fixation between roller 1 and main shaft 2 may be implemented by main shaft fixing bolt 12,
Also facilitate and dismantled.
Specifically, the outer wall of main shaft 2 is arranged with axle sleeve 42, axle sleeve 42 is located at the two sides of bearing 31, sealing cover 4 and floating sealing ring
41 are set in the outer wall of axle sleeve 42, can reduce the gap between sealing cover 4 and bearing 31 by axle sleeve 42, reduce lubricating oil
Spill-out, and lubricating oil can be applied directly on the roller of bearing 31.
Specifically, the outer wall of roller 1 is fixed with positioning pin 11, positioning pin 11 is connected with 1 interference of roller, passes through positioning pin 11
The connection of roller 1 Yu headstock may be implemented, while there is reliable bearing capacity.
Specifically, offering bolt hole 401 on sealing cover 4, bolt hole 401 is equipped with fixing bolt 43, fixing bolt 43
It is spirally connected through bolt hole 401 and sprocket body 3, the fixation between sealing cover 4 and sprocket body 3 is realized by fixing bolt 43, and
Facilitate and dismantled, also ensures the reliability of sealing.
Specifically, the inner side end of sealing cover 4 is contacted with sprocket body 3, there is the platform cooperated with sprocket body 3 on sealing cover 4
Rank axis there is O-ring can reduce gap by the cooperation of Step Shaft and sprocket body 3 on Step Shaft, increase the reliable of sealing
Property, reduce the entrance of dust.
Specifically, offering oil filler point on the end face of roller 1, plug screw is connected on oil filler point, the inner wall of roller 1 has spiral shell
Lira can increase lubricating oil by oil filler point, and is sealed by plug screw.
Specifically, the quantity of main shaft fixing bolt 12 is three, and is distributed in isosceles triangle, opened up on main shaft fixing bolt 12
There is through-hole 121, anti-loose wire 13 is fixed on through-hole 121, is carried out by angle of the anti-loose wire 13 to three main shaft fixing bolts 12
It is fixed, and then ensure that main shaft fixing bolt 12 has anti-loose ability.
The working principle and process for using of the utility model: two bearings 31 are limited by limit sleeve 32, are prevented
Axial sliding occurs on main shaft 2 for bearing 31, is tightly connected between main shaft 2 and sealing cover 4 by floating sealing ring 41, can be to chain
The space of sealing is formed between wheel body 3 and main shaft 2, so can guarantee bearing 31 there are in a good lubricant environment, together
When play dust-proof effect, avoid lubricating oil adhering dust, cause insufficient lubrication, the big situation of calorific value occurs, and passes through axle sleeve 42
It can reduce the gap between sealing cover 4 and bearing 31, reduce the spill-out of lubricating oil, and lubricating oil can be applied directly to bearing
On 31 roller, there is the Step Shaft that cooperate with sprocket body 3 on sealing cover 4, there is O-ring on Step Shaft, by Step Shaft with
The cooperation of sprocket body 3, can reduce gap, increase the reliability of sealing, can be to avoid the adherency of dust and the stream of lubricating oil
It loses, so as to carry out prolonged effective exercise, reduces the number of dismounting maintenance, improve structure reliability of operation.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (7)
1. a kind of crossheading elevating conveyor tail chain wheel assembly, including roller, main shaft and sprocket body, it is characterised in that: the chain
The inner wall interference connection of wheel body has limit sleeve, the bearing and limit sleeve are covered there are two bearing between two bearings
It is located at the outer wall of the main shaft, the both ends of the sprocket body are fixed with sealing cover, and the sealing cover is arranged in the main shaft
Outer wall is tightly connected between the main shaft and the sealing cover by floating sealing ring, and the floating sealing ring is located at the outer of the sealing cover
The both ends of side, the main shaft have interconnecting piece, and the roller is located at the outside of the sealing cover, and the outer wall of the roller has
Main shaft fixing bolt, the main shaft fixing bolt are spirally connected through the roller with the interconnecting piece.
2. a kind of crossheading elevating conveyor tail chain wheel assembly according to claim 1, it is characterised in that: the main shaft
Outer wall is arranged with axle sleeve, and the axle sleeve is located at the two sides of the bearing, and the sealing cover and the floating sealing ring are set in described
The outer wall of axle sleeve.
3. a kind of crossheading elevating conveyor tail chain wheel assembly according to claim 1, it is characterised in that: the roller
Outer wall is fixed with positioning pin, and the positioning pin is connected with the roller interference.
4. a kind of crossheading elevating conveyor tail chain wheel assembly according to claim 1, it is characterised in that: the sealing cover
On offer bolt hole, the bolt hole is equipped with fixing bolt, and the fixing bolt is through the bolt hole and the sprocket wheel
Body is spirally connected.
5. a kind of crossheading elevating conveyor tail chain wheel assembly according to claim 1, it is characterised in that: the sealing cover
Inner side end contacted with the sprocket body, there is the Step Shaft that cooperates with the sprocket body, the step on the sealing cover
There is O-ring on axis.
6. a kind of crossheading elevating conveyor tail chain wheel assembly according to claim 1, it is characterised in that: the roller
Oil filler point is offered on end face, plug screw is connected on the oil filler point, and the inner wall of the roller has spiral lamination.
7. a kind of crossheading elevating conveyor tail chain wheel assembly according to claim 1, it is characterised in that: the main shaft is solid
The quantity for determining bolt is three, and is distributed in isosceles triangle, and through-hole is offered on the main shaft fixing bolt, is fixed on the through-hole
There is anti-loose wire.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822052827.3U CN209321803U (en) | 2018-12-07 | 2018-12-07 | A kind of crossheading elevating conveyor tail chain wheel assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822052827.3U CN209321803U (en) | 2018-12-07 | 2018-12-07 | A kind of crossheading elevating conveyor tail chain wheel assembly |
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Publication Number | Publication Date |
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CN209321803U true CN209321803U (en) | 2019-08-30 |
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ID=67713244
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CN201822052827.3U Active CN209321803U (en) | 2018-12-07 | 2018-12-07 | A kind of crossheading elevating conveyor tail chain wheel assembly |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110589367A (en) * | 2019-09-19 | 2019-12-20 | 甘肃容和激光再制造技术有限公司 | A sprocket shaft set |
CN112027509A (en) * | 2020-08-18 | 2020-12-04 | 临沂矿业集团有限责任公司 | Chain transmission speed limiting and positioning device of scraper conveyor for coal mine |
-
2018
- 2018-12-07 CN CN201822052827.3U patent/CN209321803U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110589367A (en) * | 2019-09-19 | 2019-12-20 | 甘肃容和激光再制造技术有限公司 | A sprocket shaft set |
CN112027509A (en) * | 2020-08-18 | 2020-12-04 | 临沂矿业集团有限责任公司 | Chain transmission speed limiting and positioning device of scraper conveyor for coal mine |
CN112027509B (en) * | 2020-08-18 | 2022-01-18 | 临沂矿业集团有限责任公司 | Chain transmission speed limiting and positioning device of scraper conveyor for coal mine |
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