CN207242692U - bucket elevator tail seal device - Google Patents
bucket elevator tail seal device Download PDFInfo
- Publication number
- CN207242692U CN207242692U CN201721103091.7U CN201721103091U CN207242692U CN 207242692 U CN207242692 U CN 207242692U CN 201721103091 U CN201721103091 U CN 201721103091U CN 207242692 U CN207242692 U CN 207242692U
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- Prior art keywords
- tail
- outer bearing
- driven shaft
- bearing carrier
- axle sleeve
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Abstract
The utility model provides a kind of bucket elevator tail seal device, including tail slide chair, driven shaft etc.；Tail slide chair is fixed on bucket elevator tail babinet both sides；Driven shaft is threaded through in tail slide chair slot hole；Axle sleeve is set on driven shaft, and axle sleeve is provided with FW types rotary shaft lip seal and FB type rotary shaft lip seals with driven between centers；Connected inside axle sleeve with automatic oiling cup；The outer bearing carrier is fixed on the slide stent outside tail slide chair, driven shaft end set is in outer bearing carrier, bearing is provided between driven shaft end and outer bearing carrier, driven shaft end, which enters on the axle journal before outer bearing carrier, is arranged with dust retaining ring, and outer bearing carrier is internally provided with the sealing of PTFE two-lip seals；It is connected immediately below outer bearing carrier by self-checking device with leading screw.The device sealing effect is good, can effectively solve the problem that due to the problem of sealing effect difference causes aluminium powder to reveal bearing damage, can reduce repair rate and extend the service life of tail bearing.
Description
Technical field
It the utility model is related to bucket elevator technology, more particularly to a kind of bucket elevator tail seal device.
Background technology
It is alumina powder in the primary raw material that aluminum electrolysis industry uses, raw alumina powder is stored using feed bin, at present city
Bucket elevator is used to the charging of aluminium oxide feed bin on face, most bucket elevators has the following disadvantages：
1st, tail material leakage is serious, and maintenance difficult, influences manufacturing schedule.
2nd, the belt of bucket elevator is impacted be subject to tail wheel on startup be easy to cause being broken for belt, causes belt
Service life reduces.
3rd, belt can not adjust automatically, cause drive hub to skid.
Utility model content
The purpose of this utility model is that for it is above-mentioned at present bucket elevator tail sealing effect is poor, bearing is fragile,
The problem of easy sideslip of belt, material leakage is serious, propose a kind of bucket elevator tail seal device, and the device sealing effect is good, energy
It is effective to solve the problems, such as, since sealing effect difference causes aluminium powder to reveal bearing damage, repair rate be reduced and extend tail axis
The service life held.
To achieve the above object, the technical solution adopted in the utility model is：A kind of bucket elevator tail seal device,
Including tail slide chair, driven shaft, FW types rotary shaft lip seal, FB types rotary shaft lip seal, axle sleeve, transparent cover, gear
Dirt ring, outer bearing carrier, PTFE oil sealings, gland, bearing, automatic oiling cup and slide stent；
The tail slide chair is fixed on bucket elevator tail babinet both sides, for ground way；The slide stent
It is slidably arranged in slideway；The driven shaft is arranged in the slot hole of tail slide chair；Set axle sleeve (described on the driven shaft
Axle sleeve is arranged between driven shaft and tail slide chair, for fixing oil sealing and lubricating cup), the axle sleeve is provided with driven between centers
FW types rotary shaft lip seal and FB type rotary shaft lip seals, the setting of two sealing rings can realize that driven shaft is dust-proof anti-
Oil；The transparent cover is coated on the outside of FW types rotary shaft lip seal and FB types rotary shaft lip seal；The automatic oiling
Cup is fixed on axle sleeve, is connected inside the axle sleeve with automatic oiling cup, automatic oiling cup compensates hydraulic oil and realizes axle sleeve automatically
Be fully sealed；The outer bearing carrier is fixed on slide stent, and driven shaft end set is in outer bearing carrier, driven shaft end
It is provided with bearing between outer bearing carrier, the driven shaft end, which enters on the axle journal before outer bearing carrier, is arranged with dust retaining ring, energy
Prevent dust during burst devices failure from entering outer bearing carrier, outer bearing carrier is internally provided with the sealing of PTFE two-lip seals, ensures
The output terminal of driven shaft runs sealing in outer bearing carrier and enters without dust, so as to extend bearing service life；The gland is set
Put between bearing and PTFE two-lip seals, for the distance between release bearing and PTFE two-lip seals, prevent bearing with
PTFE two-lip seals produce friction, while increase bearing lubrication space, ensure the service life of PTFE two-lip seals and bearing.
Further, the tail slide chair is an integral structure, and outer bearing carrier on the same axis, can be had with axle sleeve
Effect ensures installation accuracy.
Further, sealing cloth bag is provided between bucket elevator tail housing and axle sleeve, for sealing, prevents dust
Leakage.
Further, the FB types rotary shaft lip seal is arranged on the outside of FW types rotary shaft lip seal.It is described
Transparent cover is coated on the outside of FB types rotary shaft lip seal.
Further, the bucket elevator tail seal device further includes self-checking device and leading screw, outer bearing carrier
Underface is connected by self-checking device with leading screw, solves the problems, such as the unstable caused belt deviation of site transport material.
The self-checking device, unstable and in the case that the temperature difference is larger feeding, sideslip caused by being shunk due to belt, is not required to people
Work is adjusted, and is tensioned by spring from motion tracking.
The utility model bucket elevator tail seal device is simple and reasonable for structure, compact, has compared with prior art
Have the advantage that：
(1), bucket elevator tail babinet both sides are provided with tail slide chair, and outer bearing carrier is installed on slide stent,
Axle sleeve is connected with new-type sealing device (FW types rotary shaft lip seal and FB types rotary shaft lip seal joint seal), real
Now it is fully sealed, internal oxidation aluminium powder and bearing are completely isolated.
(2), bucket elevator tail babinet and axle sleeve set sealing cloth bag, make box house completely isolated with the external world, make
For first of sealing；Sealed inside axle sleeve by special sealing structure hydraulic pressure from motion tracking sealing compensation as second；Outside axle sleeve
Side sets dust retaining ring to shut off again by sealing ring isolation three seals the most, and overall slide stent is by lower section spring automatic tensioning tight knot
Structure adjustment.
(3), leading screw realizes autobalance by special compression spring and fagging and outboard bearing seat, so as to solve bucket type
The problem of easy sideslip of belt and aluminium powder reveal caused environmental pollution, material waste when elevator works.
(4), it is big, of high cost to solve the problems, such as that aluminium powder floods bearing, maintenance difficulty for the utility model external bearings structure,
New-type sealing device can reach 100% sealing effect, axle sleeve and outer bearing carrier split structure, it is possible to achieve automatically with
Track, outboard bearing are positioned over outside axle sleeve, will not be damaged because alumina powder is revealed, be ensure that the service life of complete equipment,
And it is easy to maintain, it is greatly improved work efficiency.
Brief description of the drawings
Fig. 1 is the utility model bucket elevator tail seal device front view；
Fig. 2 is the AA direction views of Fig. 1；
Fig. 3 is the I areas enlarged drawing of Fig. 2.
Wherein：1- tail slide chairs, 2- driven shafts, 3-FW type rotary shaft lip seals, 4-FB type rotary shaft lips are close
Seal, 5- axle sleeves, 6- automatic oiling cups, 7- transparent covers, 8- dust retaining rings, 9- outer bearing carriers, 10-PTFE oil sealings, 11- glands, 12- axis
Hold, 13- slide stents, 14- self-checking devices, 15- leading screws.
Embodiment
The utility model is further illustrated with reference to embodiments：
Embodiment 1
Present embodiment discloses a kind of bucket elevator tail seal device, its structure as shown in Figs. 1-3, including 1- tails
Slide chair, 2- driven shafts, 3-FW type rotary shaft lip seals, 4-FB type rotary shaft lip seals, 5- axle sleeves, 6- are noted automatically
Lubricating cup, 7- transparent covers, 8- dust retaining rings, 9- outer bearing carriers, 10-PTFE oil sealings, 11- glands, 12- bearings, 13- slide stents, 14- is certainly
Dynamic regulating device, 15- leading screws；
The tail slide chair 1 is fixed on bucket elevator tail babinet both sides, and the tail slide chair 1 is integral type knot
Structure, makes outer bearing carrier on the same axis, installation accuracy can be effectively ensured with axle sleeve 5.The tail slide chair 1 is used for fixed slide
Road, the slide stent 13 are slidably arranged in slideway, i.e., described slide stent 13 can slide up and down in slideway；It is described driven
Axis 2 is threaded through in 1 slot hole of tail slide chair, for being driven；Be arranged with axle sleeve 5 on the driven shaft 2, the axle sleeve be arranged on from
Between moving axis and tail slide chair, for fixing oil sealing and lubricating cup, FW type rotation axis is provided between the axle sleeve 5 and driven shaft 2
Lip-type packing 3 and FB types rotary shaft lip seal 4, the FB types rotary shaft lip seal are arranged on FW type rotation axis lips
On the outside of shape sealing ring, the setting of two sealing rings can realize that driven shaft 2 is dust-proof grease proofing；The transparent cover 7 is coated on FW type rotation axis
On the outside of lip-type packing and FB types rotary shaft lip seal；The automatic oiling cup 6 is fixed on axle sleeve 5, the axle sleeve 5
Inside is connected with automatic oiling cup 6, and automatic oiling cup 13 compensates hydraulic oil and realizes being fully sealed for axle sleeve 5 automatically；
The outer bearing carrier 9 is fixed on slide stent 14, and 2 end set of driven shaft is in outer bearing carrier 9, driven shaft 2
Bearing 12 is provided between end and outer bearing carrier 9,2 end of driven shaft is equipped with gear into the axle journal before outer bearing carrier 9
Dirt ring 8, can prevent dust during burst devices failure from entering outer bearing carrier 9, the outer bearing carrier 9 is internally provided with PTFE lips
Oil sealing 10 seals, and ensures that the output terminal of driven shaft 2 runs sealing in outer bearing carrier 9 and enters without dust, so that extending bearing makes
Use the service life；The gland is arranged between bearing and PTFE two-lip seals, between release bearing and PTFE two-lip seals
Distance, prevents bearing from producing friction with PTFE two-lip seals, while increases bearing lubrication space, ensures the use of oil sealing and bearing
Service life；It is connected immediately below outer bearing carrier 9 by self-checking device 14 with leading screw 15, is feeding unstable and larger temperature difference feelings
Under condition, sideslip caused by being shunk due to belt, is not required to manual adjustment, is tensioned by spring from motion tracking, further reduces dimension
Frequency repair rate.
Bucket elevator tail babinet is completely isolated by sealing cloth bag with axle sleeve, as first of sealing；Inside axle sleeve by
Special sealing structure hydraulic pressure is sealed from motion tracking sealing compensation as second；Dust retaining ring is set to shut off again by close on the outside of axle sleeve
Seal isolation three seals the most, overall slide stent is by lower section spring automatic tension structure adjustment.Bucket elevator
Tail babinet both sides are provided with tail slide chair, and outer bearing carrier is installed on slide stent, axle sleeve and new-type sealing device (FW types
Rotary shaft lip seal and the sealing of FB types rotary shaft lip seal joint) connect, realization is fully sealed, internal oxidation aluminium powder
It is completely isolated with bearing.
Leading screw realizes autobalance by special compression spring and fagging with outboard bearing seat, so as to solve bucket lifting
The problem of easy sideslip of belt and aluminium powder reveal caused environmental pollution, material waste when machine works.
External bearings structure solves the problems, such as that aluminium powder floods that bearing, maintenance difficulty are big, of high cost, and new-type sealing device can
To reach 100% sealing effect, axle sleeve and outer bearing carrier split structure, it is possible to achieve from motion tracking, outboard bearing is placed
In outside axle sleeve, it will not be damaged because alumina powder is revealed, ensure that the service life of complete equipment, and it is easy to maintain, greatly
Improve work efficiency.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify the technical solution described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical solution of type.
Claims (4)
1. a kind of bucket elevator tail seal device, it is characterised in that including tail slide chair, driven shaft, FW type rotation axis
Lip-type packing, FB types rotary shaft lip seal, axle sleeve, transparent cover, dust retaining ring, outer bearing carrier, PTFE oil sealings, gland, bearing,
Automatic oiling cup and slide stent；
The tail slide chair is fixed on bucket elevator tail babinet both sides, for ground way, the slide bracket slide
It is arranged in slideway；The driven shaft is arranged in the slot hole of tail slide chair；Axle sleeve, the axle sleeve are set on the driven shaft
Driven between centers is provided with FW types rotary shaft lip seal and FB type rotary shaft lip seals；The transparent cover is coated on FW types
On the outside of rotary shaft lip seal and FB types rotary shaft lip seal；The automatic oiling cup is fixed on axle sleeve, the axis
Set is internal to be connected with automatic oiling cup；The outer bearing carrier is fixed on slide stent, and driven shaft end set is in outer bearing carrier
It is interior, bearing is provided between the driven shaft end and outer bearing carrier, the driven shaft end enters the axle journal before outer bearing carrier
On be arranged with dust retaining ring, the outer bearing carrier is internally provided with the sealing of PTFE two-lip seals；The gland be arranged on bearing with
Between PTFE two-lip seals.
2. bucket elevator tail seal device according to claim 1, it is characterised in that the tail slide chair is integrated
Formula structure.
3. bucket elevator tail seal device according to claim 1, it is characterised in that bucket elevator tail housing with
Sealing cloth bag is provided between axle sleeve.
4. bucket elevator tail seal device according to claim 1, it is characterised in that the FB types rotary shaft lip is close
Seal is arranged on the outside of FW types rotary shaft lip seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721103091.7U CN207242692U (en) | 2017-08-31 | 2017-08-31 | bucket elevator tail seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721103091.7U CN207242692U (en) | 2017-08-31 | 2017-08-31 | bucket elevator tail seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207242692U true CN207242692U (en) | 2018-04-17 |
Family
ID=61884854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721103091.7U Active CN207242692U (en) | 2017-08-31 | 2017-08-31 | bucket elevator tail seal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207242692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061687A (en) * | 2020-09-07 | 2020-12-11 | 福建省铁拓机械股份有限公司 | Bucket elevator bottom sealing equipment |
-
2017
- 2017-08-31 CN CN201721103091.7U patent/CN207242692U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061687A (en) * | 2020-09-07 | 2020-12-11 | 福建省铁拓机械股份有限公司 | Bucket elevator bottom sealing equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |