CN207861231U - A kind of drop-hanger bearing of screw conveyor - Google Patents
A kind of drop-hanger bearing of screw conveyor Download PDFInfo
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- CN207861231U CN207861231U CN201721532517.0U CN201721532517U CN207861231U CN 207861231 U CN207861231 U CN 207861231U CN 201721532517 U CN201721532517 U CN 201721532517U CN 207861231 U CN207861231 U CN 207861231U
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- hanging board
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- cover
- shaft coupling
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Abstract
The utility model discloses a kind of drop-hanger bearing of screw conveyor, including hanging board, U-type groove and bearing part, the hanging board is fixed in U-type groove opening, and the bearing part is arranged in the U-type groove of the lower section of hanging board；Bearing part includes fastening screw, U-shaped screw rod, bearing holder (housing, cover), bearing shell and shaft coupling, the U-shaped screw rod is fixed on by open end on hanging board, bearing holder (housing, cover) is sleeved on by downside in U-shaped screw rod, it is provided with fastening screw between the top side and hanging board of bearing holder (housing, cover), bearing, bearing shell and shaft coupling are disposed in bearing holder (housing, cover), the above structure makes drop-hanger bearing more withstand forces, and solves the problems, such as that material conveying easily causes dirt accumulation.The bearing shell internal circular surfaces and outer round surface, shaft coupling outer round surface of the utility model are molten to carry out Tungsten Carbide Surfacing coating, not only increase wear-resistant, corrosion-resistant, high intensity, high rigidity performance, and the bearing shell after abrasion and shaft joint is made to have more high prosthetic, it can come into operation again after reparation.
Description
Technical field
The utility model is related to a kind of screw conveyor more particularly to a kind of drop-hanger bearings of screw conveyor.
Background technology
Currently, screw conveyor is widely used in drilling platforms, and as the conveying equipment of drill cuttings, existing spiral transferring
Sending the parts of bearings 3 of machine drop-hanger bearing is connect with suspension hanging board 1 by support element 2, which is plate-sheet-type
It is (as shown in Figure 1, 2) installation, be easy to cause during being conveyed to drill cuttings in this way solid accumulation cause to convey it is unsmooth, and
And often spend one period and also need to manually be cleared up, virtually increase labor intensity.
Simultaneously as in the mud of drilling cuttings contain the stronger minerals characteristic of all kinds of corrosivity, to material corrosive properties compared with
To be serious, the bearing shell of existing drop-hanger bearing component, it is material to take copper sheathing edge graphite or nylon king, and corrosion resistance is not strong, and
The performance of abrasion is not high, can not repair and reuse, and to shaft coupling, there is also effect of attrition, and general service life was on 72 hours left sides
It is right, it is necessary to replace 1 time, replacing bearing shell makes the amount of labour of operating personnel accordingly increase, and cycle operation item must be carried out in drilling well
Slurry transportation is terminated under part, and significant impact is generated to entire drilling well working efficiency.
Since the working environment of drill cuttings is extremely severe, and from the point of view of the development trend of drilling platforms, with
Platform various aspects of performance is continuously improved, and develops especially as the direction of screw conveyor suspension platform efficiency, at present spiral transferring
The key for sending machine drop-hanger bearing modular construction and the abrasion-resistance deficiency of material to be improved at working efficiency is restricted is in view of this right
The screw conveyor drop-hanger bearing component of existing use is improved, and is seemed with improving suspended structure and enhancing bearing shell abrasion resistance
It is particularly important.
Utility model content
In view of the above-mentioned deficiencies in the prior art, the utility model provides a kind of suspended axle of screw conveyor
It holds, the drop-hanger bearing is reasonable for structure, and endurance is big, and material is not easy to accumulate；And the shaft coupling of diamondite coating is used
Device and bearing shell, with wear-resistant, corrosion-resistant, high intensity, high rigidity, maintenance cost is low, service life is long, and the axis after abrasion
Watt have higher prosthetic.
In order to achieve the above-mentioned object of the invention, the utility model uses following technical solution：
A kind of drop-hanger bearing of screw conveyor, including hanging board, U-type groove and bearing part, the hanging board are fixed on U-shaped
On channel opening, the bearing part is installed in the lower section of hanging board, and in U-type groove.
Bearing part includes bearing holder (housing, cover), fastening screw, U-shaped screw rod, bearing shell and shaft coupling, and the open end of the U-shaped screw rod is logical
It crosses nut to be fixed on hanging board, the other end is then placed in U-type groove, and U-shaped screw rod is sleeved on the downside of the bearing holder (housing, cover) outer circle
It is interior, fastening screw is connected on the top side centre position of bearing holder (housing, cover) outer circle, fastening screw upper end is fixed on hanging board by nut
On, lower end is fixedly connected with bearing holder (housing, cover), and bearing, bearing shell and shaft coupling are disposed in bearing holder (housing, cover).
The shaft coupling is connect with helical-blade central axle sleeve, and helical-blade, helical-blade are provided on helical-blade central axle sleeve
It is connected with electronic phase reduction box by shaft coupling, is rotated by motor drive helical-blade.
The hanging board and U-shaped screw rod, fastening screw is used instead as 316 round steel materials.
The bearing shell uses wear-resisting, corrosion resistant alloy steel material and carries out modifier treatment to reach satisfaction corresponding strong
After degree and operating pressure require, rough turn, smart car internal circular surfaces and outer round surface are carried out to reach processing dimension, upper lathe turning is low
Shoe built-up welding position fusion, guarantee one-sided thickness are 0.25-0.4mm, and then electrochemical deoiling is handled, and cleans shoe built-up welding workpiece table fusion
Face greasy dirt improves bond strength, finally utilizes laser equipment laser is molten to carry out Tungsten Carbide Surfacing alloy powder material, after the completion of built-up welding
It is ground according to drawing size, polishing and cleaning are welded with diamondite layer to obtain internal circular surfaces and the equal heap of outer round surface
Bearing shell.
The shaft coupling uses wear-resisting, corrosion resistant alloy steel material progress modifier treatment and reaches satisfaction accordingly
After intensity and operating pressure require, rough turn, fine turning outer circle surface is carried out to reach processing dimension, the low shoe heap fusion of upper lathe turning
Welding position is set, and guarantee thickness is 0.25-0.4mm, and then electrochemical deoiling is handled, and cleans shoe built-up welding workpiece surface greasy dirt fusion, is improved
Bond strength finally utilizes laser equipment laser is molten to carry out Tungsten Carbide Surfacing alloy powder material, according to drawing ruler after the completion of built-up welding
Very little grinding, polishing and cleaning, to obtain the shaft coupling that outer round surface heap is welded with diamondite layer.
Compared with prior art, the utility model has the advantages that：
By the way that platform sling and U-shaped screw rod, fastening screw are used instead as 316 round steel materials, corrosion resistance can be enhanced.
By the way that U-shaped screw rod and fastening screw are applied in the structure of drop-hanger bearing, drop-hanger bearing structure is greatly strengthened
Intensity effect, and be with plate-sheet-type instead of previous as a result of the suspension type structure of U-shaped screw rod and fastening screw
The suspension type of support element is installed, the problem of easily causing dirt accumulation when completely solving helical feed material.
By giving shaft coupling and the molten shoe built-up welding tungsten alloy layer of bearing shell laser, considerably increase wear-resistant, corrosion-resistant, high-strength
Degree, high rigidity, maintenance cost is low, service life is long, and wear after bearing shell and shaft joint have high prosthetic, can after reparation
It comes into operation again.
Description of the drawings
Fig. 1,2 front figure be the drop-hanger bearing installed with plate-sheet-type support element in background technology；
Fig. 3 is the dimensional structure diagram of the utility model；
Fig. 4 is the decomposition diagram of Fig. 3.
In Fig. 3,4：1 hanging board, 2 fastening screws, 3U types screw rod, 4 bearing holder (housing, cover)s, 5 bearing shells, 6 shaft couplings, 7U type grooves, 8 spirals
Leaf.
Specific implementation mode
The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings.
As shown in Figure 3,4, a kind of drop-hanger bearing of screw conveyor, including hanging board 1, U type grooves 7 and bearing part, it is described
Hanging board 1 is fixed in the opening of U-type groove 7, and the bearing part is installed in the lower section of hanging board 1, and in U-type groove 7, bearing
Part includes fastening screw 2, U-shaped screw rod 3, bearing holder (housing, cover) 4, bearing shell 5 and shaft coupling 6, and the open end of the U-shaped screw rod 3 passes through nut
It being fixed on hanging board 1, the other end is then placed in U-type groove 7, and the downside of 4 outer circle of bearing holder (housing, cover) is sleeved in U-shaped screw rod 3,
Fastening screw 2 is connected on the top side centre position of 4 outer circle of bearing holder (housing, cover), 2 upper end of fastening screw is fixed on platform sling 1 by nut
On, lower end is fixedly connected with bearing holder (housing, cover) 4, and bearing, bearing shell 5 and shaft coupling 6, shaft coupling 6 and spiral are disposed in bearing holder (housing, cover) 4
Leaf central axle sleeve connects, and is provided with helical-blade 8 on helical-blade central axle sleeve, helical-blade 8 passes through shaft coupling 6 and motor deceleration case
It is connected, is rotated by motor drive helical-blade 8, helical-blade 8 pushes loop wheel machine movement, is conveyed on loop wheel machine by hanging material
Work.
The hanging board 1 and U-shaped screw rod 3, fastening screw 2 are used instead as 316 round steel materials, with corrosion resistance；It is described
U-shaped screw rod 3 and fastening screw 2 all have the intensity effect of enhancing drop-hanger bearing structure, and it is equal for the installation of bearing holder (housing, cover) 4
The suspension type being combined with U-shaped screw rod 3 and fastening screw 2 completely solves spiral transferring instead of previous plate-sheet-type support element
The problem of dirt accumulation being easily caused when sending material.
The shaft coupling 6 and bearing shell 5, be all made of it is a kind of relative to more wear-resistant, corrosion-resistant, high intensity, high rigidity,
Maintenance cost is low, service life is long, and has high prosthetic, the diamondite that can be come into operation again after reparation after wearing
Wearing layer shaft coupling 6 and bearing shell 5.
The bearing shell 5 uses wear-resisting, corrosion resistant alloy steel material and carries out modifier treatment to reach satisfaction corresponding strong
After degree and operating pressure require, rough turn, smart car internal circular surfaces and outer round surface are carried out down to processing dimension, upper lathe turning is low to be waited for
Molten to carry out built-up welding position, guarantee one-sided thickness is 0.25-0.4mm, and then electrochemical deoiling is handled, and cleans shoe built-up welding workpiece surface fusion
Greasy dirt improves bond strength, finally utilizes laser equipment laser is molten to carry out Tungsten Carbide Surfacing alloy powder material, is pressed after the completion of built-up welding
It is ground according to drawing size, polishing and cleaning are welded with the axis of diamondite layer to obtain internal circular surfaces and the equal heap of outer round surface
Watts 5.
The shaft coupling 6 uses wear-resisting, corrosion resistant alloy steel material progress modifier treatment and reaches satisfaction accordingly
After intensity and operating pressure require, rough turn, fine turning outer circle surface is carried out to reach processing dimension, the low shoe heap fusion of upper lathe turning
Welding position is set, and guarantee thickness is 0.25-0.4mm, and then electrochemical deoiling is handled, and cleans shoe built-up welding workpiece surface greasy dirt fusion, is improved
Bond strength finally utilizes laser equipment laser is molten to carry out Tungsten Carbide Surfacing alloy powder material, according to drawing ruler after the completion of built-up welding
Very little grinding, polishing and cleaning, to obtain the shaft coupling 6 that outer round surface heap is welded with diamondite layer.
Heap is welded with the shaft coupling 6 and bearing shell 5 of diamondite coating, since tungsten carbide alloy material is up to density
16.5-19.0g/cm3 is referred to as high-density alloy, it also has a series of excellent characteristics, and than great, general proportion is
16.5-18.75g/cm3；Intensity is high, tensile strength 700-1000Mpa；Thermal stability is good, and thermal coefficient is the 5 of mould steel
Times, the 1/2-1/3 of lower coefficient of thermal expansion, only iron or steel has good rustless property and higher thermal shock resistance
Energy and heat shock resistance.
While using the drop-hanger bearing of composite construction the advantages of playing diamondite, diamondite is also compensated for
Brittleness it is big this is insufficient, hard wear resistant, corrosion resistance is strong, wear-resisting, corrosion-resistant than single high 20 times of charcoal steel or more.
Diamondite shaft coupling 6 and bearing shell 5 improve 10~20 times of service life than the bearing shell of existing copper sheathing and nylon king's material,
Physical life was up to 1440 hours or more, and minimum service life is 720 hours or more, and maintenance cost is low, and service life is long, this
Technological innovation reduces transportation cost, cost of labor, carrying cost etc., improves the working efficiency of drillng operation.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its design is subject to equivalent substitution or change, should be covered within the scope of the utility model.
Claims (1)
1. a kind of drop-hanger bearing of screw conveyor, it is characterised in that：It is described including hanging board (1), U-type groove (7) and bearing part
Hanging board (1) is fixed in U-type groove (7) opening, and the bearing part is installed in the lower section of hanging board (1), and is located at U-type groove
(7) in, bearing part includes fastening screw (2), U-shaped screw rod (3), bearing holder (housing, cover) (4), bearing shell (5) and shaft coupling (6), the U-shaped spiral shell
The open end of bar (3) is fixed on by nut on hanging board (1), and the other end is then placed in U-type groove (7), the bearing holder (housing, cover) (4)
The downside of outer circle is sleeved in U-shaped screw rod (3), and fastening screw (2) is connected on the top side centre position of bearing holder (housing, cover) (4) outer circle,
The upper end of fastening screw (2) is fixed on by nut on hanging board (1), and lower end is fixedly connected with bearing holder (housing, cover) (4), bearing holder (housing, cover) (4)
It is inside disposed with bearing, bearing shell (5) and shaft coupling (6), the shaft coupling (6) is connect with helical-blade central axle sleeve, spiral
Helical-blade (8) is provided on leaf central axle sleeve, helical-blade (8) is connected by shaft coupling (6) with motor deceleration case, by electronic
Machine drives helical-blade (8) to rotate, and the hanging board (1) and U-shaped screw rod (3), fastening screw (2) are used instead as 316 round stocks
Material, the internal circular surfaces and the equal heap of outer round surface of the bearing shell (5) are welded with diamondite layer, the shaft coupling (6) it is outer
Circular surfaces heap is welded with diamondite layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721532517.0U CN207861231U (en) | 2017-11-16 | 2017-11-16 | A kind of drop-hanger bearing of screw conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721532517.0U CN207861231U (en) | 2017-11-16 | 2017-11-16 | A kind of drop-hanger bearing of screw conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207861231U true CN207861231U (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721532517.0U Active CN207861231U (en) | 2017-11-16 | 2017-11-16 | A kind of drop-hanger bearing of screw conveyor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109502254A (en) * | 2018-11-28 | 2019-03-22 | 杭州奥拓机电技术股份有限公司 | The intermediate supporting device of vertical screw type conveyer rotating auger |
| CN109896239A (en) * | 2019-03-15 | 2019-06-18 | 北京国电富通科技发展有限责任公司 | Screw conveyor |
-
2017
- 2017-11-16 CN CN201721532517.0U patent/CN207861231U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109502254A (en) * | 2018-11-28 | 2019-03-22 | 杭州奥拓机电技术股份有限公司 | The intermediate supporting device of vertical screw type conveyer rotating auger |
| CN109896239A (en) * | 2019-03-15 | 2019-06-18 | 北京国电富通科技发展有限责任公司 | Screw conveyor |
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