CN103104098B - A kind of Novel S swing pipe for concrete hopper - Google Patents
A kind of Novel S swing pipe for concrete hopper Download PDFInfo
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- CN103104098B CN103104098B CN201110350610.0A CN201110350610A CN103104098B CN 103104098 B CN103104098 B CN 103104098B CN 201110350610 A CN201110350610 A CN 201110350610A CN 103104098 B CN103104098 B CN 103104098B
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- swing pipe
- concrete hopper
- hopper
- concrete
- scraper plate
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Abstract
The present invention relates to a kind of Novel S swing pipe for concrete hopper, be provided with S swing pipe in concrete hopper, described S swing pipe is at least provided with scraper plate in the side close to described concrete hopper, and at least outside left of described scraper plate is also provided with elastic flange.Because at least outside left that present invention employs scraper plate arranges the structure of elastic flange, when larger aggregate is stuck between scraper plate and concrete hopper, elastic flange just can produce distortion, and aggregate is passed through, unlikely aggregate is stuck, causes the damage of hopper and mixing plant.In addition, the present invention also changes rigid contact relation when in the past simultaneously contacting between scraper plate, aggregate, hopper inwall, improves the application life of hopper.And the present invention also has the beneficial effects such as structure is simple, with low cost, successful.
Description
Technical field
The present invention relates to a kind of swing pipe structure, particularly relate to a kind of Novel S swing pipe for concrete hopper.
Background technology
Concrete is generally the material of the semi-fluid condition mixed by aggregate (stone etc.), cement, water etc.Wherein, the diameter of aggregate (stone etc.) is often not of uniform size.In Practical Project, often use concrete pump by concrete conveyance in the engineering machinery of assigned address, such as concrete mixer, Vehicular concrete pump truck and towed concrete pump etc.
See Fig. 1 and Fig. 2, when transporting and use, concrete needs to be stirred by mixing plant in hopper 30.Hopper, also known as loading head, be the container holding pre-pumping of concrete, its inside is provided with mixing plant.Concrete in concrete pump hopper 30, is mainly stirred by stirring vane 20 pairs of concrete by mixing plant, prevents its segregation and buildup.
The concrete of feed hopper bottom then mainly stirs by S swing pipe, and as depicted in figs. 1 and 2, and the scraper plate 40 of S swing pipe 10 and concrete hopper 30 mainly make by metal material.In real work, when between scraper plate 40 outward flange and hopper 30 inwall of S swing pipe 10, gap design is less than aggregate diameter, then there is the stuck risk between S swing pipe scraper plate and hopper inwall of aggregate, this risk can reduce the even short period interior damage above-mentioned parts in application life of hopper, and S swing pipe also may be caused normally cannot to swing work.
In order to reduce or avoid the appearance of above-mentioned risk, larger generally by the gap design of S swing pipe scraper plate 40 outward flange and hopper 30, but excesssive gap also can bring other negative issues, such as: the concrete near hopper 30 lower surface can not get abundant stirring, thus affect concrete mobility, even cause the problems such as buildup.
In prior art, no matter be set up floating scraper 50, as shown in Figure 2, or increase optimization feed hopper bottom bent plate (not shown), all cannot solve the contradiction of stirring fully and not between card aggregate.Set up floating bent plate 50, although can reduce to stir dead angle, but S swing pipe scraper plate 40 still needs to keep with feed hopper bottom relatively large distance, and (domestic manufacturer stirs gap and is generally greater than 40mm, producer of offshore company is according to user's service condition, generally at least be greater than 25mm), otherwise the possibility still having aggregate stuck.And optimize feed hopper bottom, in actual production process, still still can't resolve the stuck problem of aggregate.
Summary of the invention
The object of the invention is to propose that a kind of structure is simple, with low cost, the Novel S swing pipe for concrete hopper of successful.
For achieving the above object, the invention provides a kind of Novel S swing pipe for concrete hopper, in concrete hopper, be provided with S swing pipe, described S swing pipe is at least provided with scraper plate in the side close to described concrete hopper, and at least outside left of described scraper plate is also provided with elastic flange.
Preferably, the minimum spacing between described elastic flange and described concrete hopper is 5 ~ 20mm.
Preferably, described elastic flange is made up of resilient nonmetallic material.
More preferably, described elastic flange is made up of polyurethane or abrasive rubber.
Preferably, described elastic flange is a bar shaped flanged structure.
Preferably, described elastic flange is spaced indented ribs structure.
More preferably, the gap, interval between described elastic flange is 25 ~ 40mm.
Preferably, described scraper plate is made up of monoblock resilient nonmetallic material, is provided with metal reinforcement therein.
Preferably, described elastic flange outer shape matches with the inner wall shape of described concrete hopper.
Based on technique scheme, advantage of the present invention is:
Because at least outside left that present invention employs scraper plate arranges the structure of elastic flange, when larger aggregate is stuck between scraper plate and concrete hopper, elastic flange just can produce distortion, and aggregate is passed through, unlikely aggregate is stuck, causes the damage of hopper and mixing plant.In addition, the present invention also changes rigid contact relation when in the past simultaneously contacting between scraper plate, aggregate, hopper inwall, improves the application life of hopper.And the present invention also has the beneficial effects such as structure is simple, with low cost, successful.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the top view of hopper construction in prior art;
Fig. 2 is the side sectional view of hopper construction in prior art shown in Fig. 1;
Fig. 3 is the structural representation of a kind of preferred embodiment of the present invention;
Fig. 4 is the stereogram of structure shown in Fig. 3;
Fig. 5 is the structural representation of the another kind of preferred embodiment of the present invention;
Fig. 6 is the stereogram of structure shown in Fig. 5.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Embodiment 1:
See Fig. 3 and Fig. 4, the preferred embodiment of a kind of Novel S swing pipe for concrete hopper of the present invention shown in it.S swing pipe 1 is provided with in concrete hopper, described S swing pipe 1 is at least provided with scraper plate 2 in the side close to described concrete hopper, described scraper plate 2 is preferably made up of metal material, and at least outside left of described scraper plate is also provided with elastic flange 3, preferably, described elastic flange 3 is made up of resilient nonmetallic material, such as, is made up of the resilient nonmetallic material such as polyurethane or abrasive rubber; Preferably, the minimum spacing between described elastic flange 3 and described concrete hopper is 5 ~ 20mm.
In the present embodiment, described elastic flange 3 is a bar shaped flanged structure, namely arranges continuous print resilient nonmetallic material flanged structure at cockscomb 2 outward flange.This structure is mainly used on the little concrete product of the aggregates such as pumping or spray furnace such as concrete spraying vehicle.
Said structure of the present invention efficiently solves the technical contradiction of stirring fully and not between card aggregate requirements.Owing to have employed elastic flange, make the present invention when being applied in the middle of concrete hopper, in overall structure, minimum spacing between elastic flange 3 and described concrete hopper, 5 ~ 20mm spacing can be reduced to by the existing 40mm of being greater than spacing, thus the concrete in whole concrete hopper can fully be stirred, and effectively can prevent buildup.
Particularly, when larger aggregate is stuck between scraper plate 2 and concrete hopper, elastic flange 3 just can produce distortion, and aggregate is passed through, and unlikely aggregate is stuck, causes the damage of hopper and mixing plant.
In addition, the present invention also changes rigid contact relation when in the past simultaneously contacting between scraper plate, aggregate, hopper inwall, improves the application life of hopper.
Embodiment 2:
See Fig. 5 and Fig. 6, another kind of preferred embodiment of the present invention shown in it.The difference of the present embodiment and above-described embodiment is, described elastic flange 3 is spaced indented ribs structure, particularly, the present embodiment arranges the resilient nonmetallic material (as polyurethane, abrasive rubber) of interruption (as zigzag or waveform etc.) at the outward flange of cockscomb 2.Preferably, the gap, interval between described elastic flange is 25 ~ 40mm.
The operating principle of the present embodiment is: S swing pipe 1 is in the process of reciprocally swinging, because the self structure of concrete hopper inwall exists sloping portion, so, spaced indented ribs structure is in the process of ready-mixed concrete, the Action of Gravity Field of concrete self can also be utilized, make concrete can have sliding space to a certain degree along the sloping portion of concrete hopper inwall, meanwhile, spaced indented ribs structure can also continue to slide after concrete proceed stirring action.Therefore, this kind of structure of the present embodiment is preferred on the concrete pump product of the larger aggregate of the pumpings such as concrete pump.
In addition, scraper plate 2 of the present invention can also be made up of monoblock resilient nonmetallic material, is provided with metal reinforcement therein.Such as, scraper plate 2 (its outward flange can adopt continuous or discrete flanged structure) is made by the nonmetals of monoblock, reinforce with metal material therein, the local stiffness of scraper plate can be increased thus, realize goal of the invention of the present invention too.
In addition, in the present invention's each embodiment above-mentioned, preferably, described elastic flange 3 outer shape matches with the inner wall shape of described concrete hopper, make each position adjacent between elastic flange 3 and concrete hopper thus, the small distance of 5 ~ 20mm can be set to as much as possible, thus improve concrete mixing effect.
Obviously, those of ordinary skill in the art, with a kind of Novel S swing pipe for concrete hopper of the present invention, can form various types of rabbling mechanism.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (9)
1. the S swing pipe for concrete hopper, S swing pipe (1) is provided with in concrete hopper, it is characterized in that: described S swing pipe (1) is at least provided with scraper plate (2) in the side close to described concrete hopper, and at least outside left of described scraper plate is also provided with elastic flange (3).
2. the S swing pipe for concrete hopper according to claim 1, is characterized in that: the minimum spacing between described elastic flange (3) and described concrete hopper is 5 ~ 20mm.
3. the S swing pipe for concrete hopper according to claim 2, is characterized in that: described elastic flange (3) is made up of resilient nonmetallic material.
4. the S swing pipe for concrete hopper according to claim 3, is characterized in that: described elastic flange (3) is made up of polyurethane or abrasive rubber.
5. the S swing pipe for concrete hopper according to claim 1 or 2 or 3, is characterized in that: described elastic flange (3) is a bar shaped flanged structure.
6. the S swing pipe for concrete hopper according to claim 1 or 2 or 3, is characterized in that: described elastic flange (3) is spaced indented ribs structure.
7. the S swing pipe for concrete hopper according to claim 6, is characterized in that: the gap, interval between described elastic flange is 25 ~ 40mm.
8. the S swing pipe for concrete hopper according to claim 1 or 2 or 3, is characterized in that: described scraper plate (2) is made up of monoblock resilient nonmetallic material, is provided with metal reinforcement therein.
9. the S swing pipe for concrete hopper according to claim 1 or 2 or 3, is characterized in that: described elastic flange (3) outer shape matches with the inner wall shape of described concrete hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110350610.0A CN103104098B (en) | 2011-11-09 | 2011-11-09 | A kind of Novel S swing pipe for concrete hopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110350610.0A CN103104098B (en) | 2011-11-09 | 2011-11-09 | A kind of Novel S swing pipe for concrete hopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103104098A CN103104098A (en) | 2013-05-15 |
| CN103104098B true CN103104098B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110350610.0A Active CN103104098B (en) | 2011-11-09 | 2011-11-09 | A kind of Novel S swing pipe for concrete hopper |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043027A (en) * | 2020-01-03 | 2020-04-21 | 徐州徐工施维英机械有限公司 | Distribution valve and pumping machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3905366A1 (en) * | 1989-02-22 | 1990-08-23 | Schlecht Karl | Tube switch for twin-cylinder viscous-material pumps |
| DE3904862A1 (en) * | 1989-02-17 | 1990-08-23 | Schlecht Karl | Tube switch for twin-cylinder viscous-material pumps |
| CN2466110Y (en) * | 2001-02-07 | 2001-12-19 | 方圆集团有限公司 | Concrete distributing valve |
| CN202299452U (en) * | 2011-11-09 | 2012-07-04 | 徐工集团工程机械股份有限公司 | Novel S swing pipe for concrete hopper |
-
2011
- 2011-11-09 CN CN201110350610.0A patent/CN103104098B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3904862A1 (en) * | 1989-02-17 | 1990-08-23 | Schlecht Karl | Tube switch for twin-cylinder viscous-material pumps |
| DE3905366A1 (en) * | 1989-02-22 | 1990-08-23 | Schlecht Karl | Tube switch for twin-cylinder viscous-material pumps |
| CN2466110Y (en) * | 2001-02-07 | 2001-12-19 | 方圆集团有限公司 | Concrete distributing valve |
| CN202299452U (en) * | 2011-11-09 | 2012-07-04 | 徐工集团工程机械股份有限公司 | Novel S swing pipe for concrete hopper |
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| CN103104098A (en) | 2013-05-15 |
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Owner name: XUZHOU XUGONG SCHWING MACHINERY CO., LTD. Free format text: FORMER OWNER: XCMG CONSTRUCTION MACHINERY CO., LTD. Effective date: 20130729 |
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Effective date of registration: 20130729 Address after: 221004 No. 29, Peach Road, Xuzhou economic and Technological Development Zone, Jiangsu, Xuzhou Applicant after: XCMG Schwing Machinery Co., Ltd. Address before: 221004 No. 19 Peach Road, Xuzhou Economic Development Zone, Jiangsu, China Applicant before: XCMG Construction Machinery Co., Ltd. |
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