CN204024660U - Sliding cement pipe snubber and sliding cement pipe - Google Patents
Sliding cement pipe snubber and sliding cement pipe Download PDFInfo
- Publication number
- CN204024660U CN204024660U CN201420469850.1U CN201420469850U CN204024660U CN 204024660 U CN204024660 U CN 204024660U CN 201420469850 U CN201420469850 U CN 201420469850U CN 204024660 U CN204024660 U CN 204024660U
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- China
- Prior art keywords
- cement pipe
- inner core
- sliding cement
- tank body
- snubber
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Abstract
The utility model embodiment provides a kind of sliding cement pipe snubber and sliding cement pipe.Sliding cement pipe snubber provided by the utility model comprises tank body and inner core, and described tank body upper end is provided with the first opening being connected with the sliding cement pipe port of export, and described tank body lower end is provided with second opening relative with the arrival end of minute apparatus for ash; Described inner core be fixed on the middle part of described tank body inner side and described the first opening over against position, described inner core is provided with a cavity towards described the first opening part, and has gap between the outer wall of described inner core and the inwall of described tank body.The utility model embodiment can slow down concrete falling speed in sliding cement pipe, prevents that concrete disintegration phenomenon from occurring.
Description
Technical field
The utility model embodiment relates to colliery technology, relates in particular to a kind of sliding cement pipe snubber and sliding cement pipe.
Background technology
During coal mine operation, need to carry out shaft mineshaft construction operation, with concrete, carry out the cast of pit shaft barrel.
At present, when carrying out the construction of concrete shaft wall, in order rapidly concrete conveyance to be arrived to down-hole, generally adopt sliding cement pipe to carry out concrete conveying.Sliding cement pipe is from vertical shaft head, to lead to the hard pipeline in shaft bottom always, can allow concrete send into from the uphole end of sliding cement pipe, and is transported in minute apparatus for ash in shaft bottom by the mode of its pipe interior free-falling always.
Yet, sliding cement pipe is when carrying the concrete being fallen by well head, because the flow velocity of sliding cement pipe inner concrete is too fast, before entering minute apparatus for ash, can there is segregation phenomenon in the concrete of the sliding cement pipe port of export, affect the quality of concrete walling, the concrete simultaneously falling at a high speed also easily causes damage to a minute apparatus for ash.
Utility model content
The utility model provides a kind of sliding cement pipe snubber and sliding cement pipe, can make the concrete of sliding cement pipe whereabouts before entering minute apparatus for ash, is subject to the obstruct of snubber, thereby lowers falling speed, to avoid because of the too fast segregation phenomenon causing of concrete falling speed.
The utility model embodiment provides a kind of sliding cement pipe snubber, comprises tank body and inner core, and tank body upper end is provided with the first opening being connected with the sliding cement pipe port of export, and tank body lower end is provided with second opening relative with the arrival end of minute apparatus for ash;
Inner core be fixed on the middle part of tank body inner side and the first opening over against position, inner core is provided with a cavity towards the first opening part, and has gap between the outer wall of inner core and the inwall of tank body.
Further, the inner core of sliding cement pipe snubber comprises inner core housing and top board, and wherein, inner core housing is tubular structure, the edge of top board is fixed on the inwall of inner core housing and has predeterminable range with the upper orifice of inner core housing, and the sidewall that top board and inner core housing are positioned at top board top surrounds cavity.
Further, inner core also comprises base plate and at least one reinforced steel, and the edge of base plate is fixed on the inwall of inner core housing near one end of the lower nozzle of inner core housing, and one end of reinforced steel is connected with top board, and the other end is connected with base plate.
Further, inner core is fixed on the middle part of tank body inner side by radial a plurality of connectors.
Further, the internal diameter at tank body middle part is greater than the internal diameter of the first opening and the second opening.
Further, the first opening of tank body is connected with sliding cement pipe by flange.
The utility model also provides a kind of sliding cement pipe, comprises sliding cement pipe body and sliding cement pipe snubber, and sliding cement pipe snubber is foregoing sliding cement pipe snubber.
Sliding cement pipe snubber and sliding cement pipe that the utility model embodiment provides, by the formed cavity of inner core arranging in sliding cement pipe snubber tank body, the concrete flows and the flow velocity that enter in sliding cement pipe snubber have been changed, lowered concrete falling speed, thereby avoided because of the too fast segregation phenomenon causing of concrete falling speed.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the sliding cement pipe snubber that provides of the utility model embodiment mono-;
Fig. 2 is the concrete flows figure in the sliding cement pipe snubber that provides of the utility model embodiment mono-;
Fig. 3 is the structural representation of the sliding cement pipe snubber that provides of the utility model embodiment bis-;
The sliding cement pipe buffer level cross sectional representation that Fig. 4 provides for the utility model embodiment bis-.
The specific embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of the sliding cement pipe snubber that provides of the utility model embodiment mono-.This sliding cement pipe snubber is arranged between minute apparatus for ash of sliding cement pipe and down-hole.As shown in Figure 1, the sliding cement pipe snubber that the present embodiment provides comprises tank body 11 and inner core 12;
Tank body 11 upper ends are provided with the first opening 111 being connected with the sliding cement pipe port of export, and tank body 11 lower ends are provided with second opening 112 relative with the arrival end of minute apparatus for ash.Concrete, in the present embodiment, the tank body of sliding cement pipe snubber is provided with opening in two ends Shang Xia 11, and the first opening 111 of upper end is connected with the port of export of sliding cement pipe, can make mobile the entering sliding cement pipe snubber of concrete of sending from the sliding cement pipe port of export; Set the second opening 112 in tank body 11 lower ends is over against the arrival end of minute apparatus for ash, and the concrete that flow velocity after the sliding cement pipe snubber of flowing through can be reduced be sent among minute apparatus for ash again.It should be noted that, the internal diameter of the tank body internal diameter of sliding cement pipe snubber, the first opening and the second opening is all relevant with the specification of the sliding cement pipe being used in conjunction with and minute apparatus for ash, and generally, the internal diameter at tank body 11 middle parts is greater than the internal diameter of the first opening and the second opening.For example in the present embodiment, when the sliding cement pipe that is about 160mm with internal diameter is used in conjunction with, the tank body 11 of sliding cement pipe snubber can be by external diameter 500mm, thickness of pipe wall is that the steel-pipe welding of 10mm forms, now on tank body, the internal diameter of the first opening 111 is about between 160mm～200mm, and the internal diameter of the second opening 112 is similarly about 160mm～200mm.The first opening 111 of tank body can be connected with sliding cement pipe by multiple connected mode, in the present embodiment, the first opening 111 of tank body 11 is connected with sliding cement pipe by the flange arranging on opening, not only can make sliding cement pipe firmly be connected with tank body, also there is certain sealing, prevent that concrete from leaking from the first opening 111.
Inner core 12 be fixed on the middle part of tank body 11 inner sides and the first opening 111 over against position, specifically can be fixed on radial a plurality of connectors 14 middle part of tank body inner side, connector can be steel pipe, steel plate or other conventional syndeton, and fixed form can be welding or other conventional mode that is connected and fixed.Inner core 12 is provided with a cavity 13 towards the first opening 111 places, and has gap 15 between the outer wall of inner core 12 and the inwall of tank body 11.
Concrete, inner core 12 comprises inner core housing 121 and top board 122, wherein, inner core housing 121 is tubular structure, can be by external diameter 200mm～300mm, wall thickness is that the steel pipe of 8mm is made, top board 122 can be a wall thickness circular steel plate that is 20mm, the edge of top board 122 is fixed on the inwall of inner core housing 121, and there is predeterminable range with the upper orifice of inner core housing 121, this predeterminable range can be adjusted according to the difference of applying working condition by user, for example can be set to top board is 200mm from the predeterminable range of inner core housing upper orifice, so, top board 122 just can surround a cavity 13 with the sidewall that inner core housing 121 is positioned at top board 122 tops, this cavity 13 is for holding the concrete falling from the first opening 111 of tank body 11.Fig. 2 is the concrete flows figure in the sliding cement pipe snubber that provides of the utility model embodiment mono-.As shown in Figure 2, concrete is after falling into cavity, obstruction because of this cavity, the flow direction changes, flow velocity is minimized, and after filling up cavity, from the upper orifice of inner core housing 121, overflows, along the annular gap 15 forming between the outer wall of inner core housing 121 and tank body 11 inwalls, flow down, the concrete that final flow rate slows down is sent in minute apparatus for ash of down-hole by the second opening 112 of tank body lower end again.
The sliding cement pipe snubber that the present embodiment provides, comprise tank body and inner core, by the formed cavity of inner core arranging in tank body, the concrete flows and the flow velocity that enter in sliding cement pipe snubber have been changed, lowered concrete falling speed, thereby avoided because of the too fast segregation phenomenon causing of concrete falling speed.
In order to prevent that the top board 122 in inner core 12 from damaging because concrete falling speed is too fast, can also reinforce inner core 12.Fig. 3 is the structural representation of the sliding cement pipe snubber that provides of the utility model embodiment bis-.As preferred embodiment, as shown in Figure 3, on architecture basics in embodiment mono-, can also add following ruggedized construction: inner core 12 can also comprise base plate 123 and at least one reinforced steel 124, base plate 123 shapes, specification all can and top board 122 be consistent, be all the circular steel plate of wall thickness 20mm, the edge of base plate 123 is fixed on the inwall of inner core housing 121 near one end of the lower nozzle of inner core housing, and the edge of base plate 123 and inner core housing contact position are and are welded to connect.It is the screw-thread steel of 20mm that the material of reinforced steel 124 can be selected diameter, and one end of reinforced steel 124 is connected with top board, and the other end is connected with base plate 123, and the fixed form at two ends is welding equally.The sliding cement pipe buffer level cross sectional representation that Fig. 4 provides for the present embodiment two, as shown in Figure 4, the reinforced steel 124 between top board and base plate can arrange many, and is evenly and arranges.The suffered concrete impact force of top board 122 can be shared on base plate 123 via reinforced steel 124 like this, the concrete that base plate 123 and top board 122 shareds are fallen at a high speed.
Further, as shown in Figure 4, the connector 14 that is used for connecting tank body 11 and inner core 12 can be welded on the steel plate between inner tank wall and inner core housing outer wall for polylith, these steel plate wall thickness are 20mm, being radial is distributed between tank body inner side and inner core, steel plate thickness direction is perpendicular to concrete falling direction, to avoid being subject to the impact force that concrete causes.Because the contact area between steel plate and inner core and tank body is larger, simultaneously comparatively firm, therefore can guarantee between tank body and inner core, to there is solid and reliable connection.
The sliding cement pipe snubber that the present embodiment provides, by reinforced steel and base plate are set in inner core, thereby strengthens overall structure, can effectively prevent that the top board in inner core from damaging because concrete falling speed is too fast.
The utility model also provides a kind of sliding cement pipe, and sliding cement pipe comprises sliding cement pipe body and sliding cement pipe snubber.Wherein, the structure of sliding cement pipe snubber, function and efficacy can, referring to above-mentioned Fig. 1 and description embodiment illustrated in fig. 2, repeat no more herein.
Finally it should be noted that: each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit above; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (7)
1. a sliding cement pipe snubber, is characterized in that, comprising: tank body and inner core;
Described tank body upper end is provided with the first opening being connected with the sliding cement pipe port of export, and described tank body lower end is provided with second opening relative with the arrival end of minute apparatus for ash;
Described inner core be fixed on the middle part of described tank body inner side and described the first opening over against position, described inner core is provided with a cavity towards described the first opening part, and has gap between the outer wall of described inner core and the inwall of described tank body.
2. sliding cement pipe snubber according to claim 1, is characterized in that, described inner core comprises inner core housing and top board, wherein,
Described inner core housing is tubular structure, and the edge of described top board is fixed on the inwall of described inner core housing and has predeterminable range with the upper orifice of described inner core housing, and the sidewall that described top board and described inner core housing are positioned at described top board top surrounds described cavity.
3. sliding cement pipe snubber according to claim 2, it is characterized in that, described inner core also comprises base plate and at least one reinforced steel, the edge of described base plate is fixed on the inwall of described inner core housing near one end of the lower nozzle of described inner core housing, one end of described reinforced steel is connected with described top board, and the other end is connected with described base plate.
4. according to the sliding cement pipe snubber described in claim 1～3 any one, it is characterized in that, described inner core is fixed on the middle part of described tank body inner side by radial a plurality of connectors.
5. according to the sliding cement pipe snubber described in claim 1～3 any one, it is characterized in that, the internal diameter at described tank body middle part is greater than the internal diameter of described the first opening and described the second opening.
6. according to the sliding cement pipe snubber described in claim 1～3 any one, it is characterized in that, the first opening of described tank body is connected with described sliding cement pipe by flange.
7. a sliding cement pipe, is characterized in that, comprises sliding cement pipe body and sliding cement pipe snubber, and described sliding cement pipe snubber is the sliding cement pipe snubber as described in claim 1～6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420469850.1U CN204024660U (en) | 2014-08-19 | 2014-08-19 | Sliding cement pipe snubber and sliding cement pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420469850.1U CN204024660U (en) | 2014-08-19 | 2014-08-19 | Sliding cement pipe snubber and sliding cement pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204024660U true CN204024660U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420469850.1U Expired - Fee Related CN204024660U (en) | 2014-08-19 | 2014-08-19 | Sliding cement pipe snubber and sliding cement pipe |
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| CN (1) | CN204024660U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652818A (en) * | 2015-02-09 | 2015-05-27 | 朱奎 | Feeder for high concrete pouring and tamping |
| CN107740699A (en) * | 2017-09-01 | 2018-02-27 | 北京中煤矿山工程有限公司 | The method that ground pours construction freezing method Metro Connection Passage concrete structure |
| CN110328738A (en) * | 2019-06-11 | 2019-10-15 | 卓建科 | Foam concrete material distributing machine and its distributing method |
-
2014
- 2014-08-19 CN CN201420469850.1U patent/CN204024660U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652818A (en) * | 2015-02-09 | 2015-05-27 | 朱奎 | Feeder for high concrete pouring and tamping |
| CN107740699A (en) * | 2017-09-01 | 2018-02-27 | 北京中煤矿山工程有限公司 | The method that ground pours construction freezing method Metro Connection Passage concrete structure |
| CN110328738A (en) * | 2019-06-11 | 2019-10-15 | 卓建科 | Foam concrete material distributing machine and its distributing method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20150819 |
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| EXPY | Termination of patent right or utility model |