CN208138674U - A kind of strength protection wear-resistant bend - Google Patents
A kind of strength protection wear-resistant bend Download PDFInfo
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- CN208138674U CN208138674U CN201820405610.3U CN201820405610U CN208138674U CN 208138674 U CN208138674 U CN 208138674U CN 201820405610 U CN201820405610 U CN 201820405610U CN 208138674 U CN208138674 U CN 208138674U
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- gas bag
- elbow
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- mobile bar
- stomata
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Abstract
The utility model relates to Pneumatic Conveying Technology fields, specially a kind of strength protects wear-resistant bend, including elbow, multiple micro- stomatas are provided through on the outside of the middle part of the elbow, gas bag is equipped on the outside of the middle part of the elbow, lower end and the elbow sidewall weld of the gas bag are fixed, and micro- stomata is located at the inside of gas bag, placing groove is set in the middle part of the inner sidewall of the gas bag, the utility model has the beneficial effects that：Elbow is connect with gas bag by sealing wire, and forms individual cavities under the action of the plug of both ends, and gas is uniformly distributed in the semicircle elbow with micro- stomata；Air film is formed under the distribution of the semicircle elbow with micro- stomata；It does not contact completion with inner wall on the outside of elbow under the action of the towing force of gas to turn to, avoids the hard grind damage of affixed touching, greatly extend the service life of elbow；The utility model has very strong practicability, can reduce abrasion caused by affixed touching, is conducive to marketing.
Description
Technical field
The utility model relates to Pneumatic Conveying Technology field, specially a kind of strength protects wear-resistant bend.
Background technique
Pneumatic conveying is since material is run in closed conduit, not fugitive dust, and environment is clean and tidy, and low energy consumption, and noise is small, pipeline cloth
Set flexibly, take up little area, can long-distance sand transport the advantages that, be widely used in the industry of casting, chemical industry, medicine, grain.
Most of gasification furnace coal by the way of pneumatic conveying, especially pressurised fluidized bed raw coal size are opposite at present
Larger, feed needs flow velocity is in 5m/s or so.This feeding manner is very serious for the abrasion of feed-line, especially elbow
Abrasion more very, into coal elbow wear occur leakage certainly will will lead to gasifier operation it is unstable so as to cause whole system operation
It is unstable, seriously affect the economic benefit of enterprise.With the raising of conveying flow velocity, elbow abrasion can be increasingly severe, leakage
Degree of danger is consequently increased.It easily causes raw coal to leak if coal feeding pipe line elbow leak supervision is not in place, pollutes environment.
In the higher situation of pressure occur leakage even will cause personal injury etc. go out safety accident, such case be manufacturing enterprise and
What individual was least ready to encounter.With the raising that Environmental protection requires, pneumatic conveying not fugitive dust, environment is clean and tidy, energy consumption
Low, the advantages that noise is small, will certainly be by more and more industrial applications, if not solving for pipeline, elbow wear problem will be tight
Ghost image rings the development of pneumatic conveying process.
Utility model content
The purpose of this utility model is to provide a kind of strengths to protect wear-resistant bend, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions：A kind of strength protection wear-resistant bend, including it is curved
Head, the middle part outside of the elbow are provided through multiple micro- stomatas, are equipped with gas bag, the gas bag on the outside of the middle part of the elbow
Lower end fixed with elbow sidewall weld, and micro- stomata is located at the inside of gas bag, and setting is placed in the middle part of the inner sidewall of the gas bag
Slot, and setting arc panel is embedded in gas bag, arc panel is plugged in placing groove, and multiple gas are fixedly installed in the lower end of the arc panel
Hole needle, the air orifice needle are arranged in a one-to-one correspondence with micro- stomata, the extended fixed plate in the both ends of the arc panel, and gas bag
Inner sidewall is fixedly installed positioning column in the two sides of arc panel, and fixed plate, the outside of the arc panel are run through in the end of positioning column
Setting mobile bar is protruded outward in the middle part of wall, the outboard end of mobile bar is arranged through gas bag side wall, the side of the mobile bar and gas bag
Mechanical sealing member is arranged in wall junction, and round tube is fixedly installed in the outside of mobile bar in the lateral wall of the gas bag, and round tube is outer
Side is socketed bearing, and nut is socketed on the outside of the bearing, and mobile bar is arranged through nut, and the nut is connected by internal and external threads
Plug is respectively set in mobile bar, the both ends of the gas bag, and air inlet is arranged in the lateral wall lower end of the gas bag.
Preferably, the mobile bar is being socketed with seal rubber at arc panel.
Preferably, the mobile bar, arc panel, air orifice needle and fixed plate are integrated formed structures.
Preferably, the diameter of the air orifice needle is less than the diameter of micro- stomata.
Preferably, the plug includes outer plug, interior plug, and the outer plug is plugged on gas bag both ends by internal and external threads
In the accessibke porosity of setting, and inner via hole is arranged in the middle part of outer plug, and interior plug is plugged in inner via hole by internal and external threads.
Preferably, the T-shaped setting of outer plug, and gasket is set with accessibke porosity junction in the middle part of outer plug.
Compared with prior art, the utility model has the beneficial effects that：
1. elbow is connect with gas bag by sealing wire, and forms individual cavities under the action of the plug of both ends, so that gas
It can be uniformly distributed in the semicircle elbow with micro- stomata；Gas enters gas bag by air inlet, curved in the semicircle with micro- stomata
Air film is formed under the distribution of head；When solid material passes through elbow, contacted with the gas come out from the semicircle elbow with micro- stomata,
It does not contact completion with inner wall on the outside of elbow under the action of the towing force of gas to turn to, avoids the hard grind damage of affixed touching, greatly
Extend the service life of elbow；
4. being inserted into micro- stomata by periodically declining air orifice needle, it can be avoided solid particle and sink in micro- stomata
Product, can guarantee normally forming for air film；
5. the utility model has very strong practicability, abrasion caused by affixed touching can reduce, be conducive to marketing.
Detailed description of the invention
Fig. 1 is the side view of the utility model；
Fig. 2 is the sectional view of the utility model；
Fig. 3 is schematic enlarged-scale view at the B of the utility model Fig. 2；
Fig. 4 is schematic enlarged-scale view at the A of the utility model Fig. 2.
In figure：Elbow 1, gas bag 2, outer plug 3, interior plug 4, nut 5, mobile bar 6, micro- stomata 7, arc panel 8, stomata
Needle 9, bearing 10, positioning column 11, air inlet 12, placing groove 13, mechanical sealing member 14, fixed plate 15, seal rubber 16, gasket
17。
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution：A kind of strength protection wear-resistant bend, including elbow
1, be provided through multiple micro- stomatas 7 on the outside of the middle part of elbow 1, be equipped with gas bag 2 on the outside of the middle part of elbow, the lower end of gas bag 2 with
1 sidewall weld of elbow is fixed, and micro- stomata 7 is located at the inside of gas bag 2, and placing groove 13, and gas are arranged in the middle part of the inner sidewall of gas bag
Setting arc panel 8 is embedded in packet 2, arc panel 8 is plugged in placing groove 13, and multiple air orifice needles are fixedly installed in the lower end of arc panel 8
9, air orifice needle 9 is arranged in a one-to-one correspondence with micro- stomata 7, during pneumatic conveying, unavoidably will form fixation in micro- stomata 7
The deposition of particulate matter or dust, and then normally forming for air film is influenced, by rotating screw cap 5, realize mobile bar 6 flexible
Function, and then arc panel 8 is driven to move up and down, the air orifice needle 9 being arranged on arc panel 8 is periodically inserted in micro- stomata 7, so that
The dust deposited in micro- stomata 7 is cleared up, and guarantees being normally carried out for process of pneumatic transmission.
The both ends of arc panel 8 are extended fixed plate 15, and in the two sides of arc panel 8, fixation is set the inner sidewall of gas bag 2
It is equipped with positioning column 11, the end of positioning column 11 runs through fixed plate 15, protrudes outward setting mobile bar in the middle part of the lateral wall of arc panel 8
6, the outboard end of mobile bar 6 is arranged through 2 side wall of gas bag, and mobile bar 6 is being socketed with seal rubber 16 at arc panel 8.It moves
Mechanical sealing member 14 is arranged in the side wall junction of lever and gas bag 2, makes mobile bar 6 and gas by the mechanical sealing member 14 of setting
It wraps 2 in sealing contact, avoids the occurrence of pressure leakage, round tube, and round tube is fixedly installed in the outside of mobile bar 6 in the lateral wall of gas bag 2
Outer sheath joint bearing, mobile bar 6, arc panel 8, air orifice needle 9 and fixed plate 15 are integrated formed structures.It is socketed on the outside of bearing
Nut 5, mobile bar 6 are arranged through nut 5, and nut 5 connects mobile bar 6 by internal and external threads, during nut 5 rotates, lead to
The stretching motion of mobile bar 6 is crossed, realizes moving up and down for arc panel 8, plug, the outside of gas bag 2 is respectively set in the both ends of gas bag 2
Air inlet 12 is arranged in wall lower end, and plug includes outer plug 3, interior plug 4, and outer plug 3 is plugged on 2 both ends of gas bag by internal and external threads
In the accessibke porosity of setting, and inner via hole is arranged in the middle part of outer plug 3, and interior plug 4 is plugged in inner via hole by internal and external threads, outside
The T-shaped setting of plug 3, and gasket 17 is arranged with accessibke porosity junction in 3 middle part of outer plug.Elbow 1 and gas bag 2 pass through welding
Line connection, and individual cavities are formed under the action of the plug of both ends, enable gas at the semicircle elbow 1 with micro- stomata 7
It is uniformly distributed；Gas enters gas bag 2 by air inlet 12, forms air film under the distribution of the semicircle elbow 1 with micro- stomata 7；Gu
When body material passes through elbow, contacted with the gas come out from the semicircle elbow 1 with micro- stomata 7, in the effect of the towing force of gas
Under do not contacted with 1 outside inner wall of elbow completion turn to, avoid affixed touching hard grind damage, greatly extend elbow 1 use the longevity
Life；By periodically declining air orifice needle 9, it is inserted into micro- stomata 7, can be avoided solid particle and deposited in micro- stomata, energy
Enough guarantee normally forming for air film；The utility model has very strong practicability, can reduce abrasion caused by affixed touching, benefit
In marketing.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of strength protects wear-resistant bend, including elbow (1), it is characterised in that：Run through on the outside of the middle part of the elbow (1) and sets
Multiple micro- stomatas (7) are equipped with, are equipped with gas bag (2) on the outside of the middle part of the elbow, the lower end and elbow (1) side of the gas bag (2)
Wall is welded and fixed, and micro- stomata (7) is located at the inside of gas bag (2), and placing groove is arranged in the middle part of the inner sidewall of the gas bag (2)
(13), setting arc panel (8) and in gas bag (2) is embedded, arc panel (8) is plugged in the placing groove (13), the arc panel
(8) multiple air orifice needles (9) are fixedly installed in lower end, and the air orifice needle (9) is arranged in a one-to-one correspondence with micro- stomata (7), the arc
The both ends of plate (8) are extended fixed plate (15), and the inner sidewall of gas bag (2) is fixedly installed in the two sides of arc panel (8)
The fixed plate (15) are run through in the end of positioning column (11), positioning column (11), to evagination in the middle part of the lateral wall of the arc panel (8)
Mobile bar (6) are set out, the outboard end of mobile bar (6) is arranged through gas bag (2) side wall, the side of the mobile bar and gas bag (2)
Mechanical sealing member (14) are arranged in wall junction, and round tube is fixedly installed in the outside of mobile bar (6) in the lateral wall of the gas bag (2),
And the outer sheath joint bearing of the round tube, the bearing outside are socketed with nut (5), mobile bar (6) is arranged through nut (5),
The nut (5) connects mobile bar (6) by internal and external threads, and plug, the gas bag is respectively set in the both ends of the gas bag (2)
(2) air inlet (12) are arranged in lateral wall lower end.
2. a kind of strength according to claim 1 protects wear-resistant bend, it is characterised in that：The mobile bar (6) is close
Seal rubber (16) are socketed at arc panel (8).
3. a kind of strength according to claim 1 protects wear-resistant bend, it is characterised in that：The mobile bar (6), arc panel
(8), air orifice needle (9) and the fixed plate (15) are integrated formed structures.
4. a kind of strength according to claim 1 protects wear-resistant bend, it is characterised in that：The diameter of the air orifice needle (9)
Less than the diameter of micro- stomata (7).
5. a kind of strength according to claim 1 protects wear-resistant bend, it is characterised in that：The plug includes outer plug
(3), interior plug (4), the outer plug (3) are plugged in the accessibke porosity of gas bag (2) both ends setting by internal and external threads, and outer stifled
Inner via hole is arranged in the middle part of head (3), and interior plug (4) is plugged in the inner via hole by internal and external threads.
6. a kind of strength according to claim 5 protects wear-resistant bend, it is characterised in that：The outer plug (3) is T-shaped to be set
It sets, and gasket (17) is set with the accessibke porosity junction in the middle part of outer plug (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820405610.3U CN208138674U (en) | 2018-03-22 | 2018-03-22 | A kind of strength protection wear-resistant bend |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820405610.3U CN208138674U (en) | 2018-03-22 | 2018-03-22 | A kind of strength protection wear-resistant bend |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208138674U true CN208138674U (en) | 2018-11-23 |
Family
ID=64290397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820405610.3U Active CN208138674U (en) | 2018-03-22 | 2018-03-22 | A kind of strength protection wear-resistant bend |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208138674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396367A (en) * | 2020-05-11 | 2020-07-10 | 山东省章丘鼓风机股份有限公司 | Drag-reducing wear-resistant slurry pump volute |
| CN113404962A (en) * | 2021-07-12 | 2021-09-17 | 华北水利水电大学 | Elastic air cushion antifriction elbow |
-
2018
- 2018-03-22 CN CN201820405610.3U patent/CN208138674U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396367A (en) * | 2020-05-11 | 2020-07-10 | 山东省章丘鼓风机股份有限公司 | Drag-reducing wear-resistant slurry pump volute |
| WO2021227263A1 (en) * | 2020-05-11 | 2021-11-18 | 山东省章丘鼓风机股份有限公司 | Resistance-reduction and abrasion-resistance slurry pump volute |
| CN113404962A (en) * | 2021-07-12 | 2021-09-17 | 华北水利水电大学 | Elastic air cushion antifriction elbow |
| CN113404962B (en) * | 2021-07-12 | 2023-02-24 | 华北水利水电大学 | Elastic air cushion antifriction elbow |
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