CN106759353A - A kind of filling device with sealing mechanism - Google Patents
A kind of filling device with sealing mechanism Download PDFInfo
- Publication number
- CN106759353A CN106759353A CN201611235702.3A CN201611235702A CN106759353A CN 106759353 A CN106759353 A CN 106759353A CN 201611235702 A CN201611235702 A CN 201611235702A CN 106759353 A CN106759353 A CN 106759353A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- filling device
- seal
- sealing mechanism
- connecting tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
Abstract
The invention discloses a kind of filling device with sealing mechanism, it is related to grouting construction field, including a main shaft, its top is used to be connected with grout pipe, and the other end is used to be connected with drilling rod；One connecting tube, in the top insertion main shaft that it passes through main shaft, and for connecting main shaft and grout pipe, the connecting tube includes that bottom annular is raised；One seal clearance, it is located in main shaft part corresponding with connecting tube bottom, the seal clearance filled with as dry seal part, and the seal includes being sequentially distributed in the upper seal and lower seal of the raised top of bottom annular, lower section.Filling device of the invention be connected with grout pipe in place of sealing preferably, slurries can be avoided to pour the bearing of filling device in.
Description
Technical field
The present invention relates to grouting construction field, and in particular to a kind of filling device with sealing mechanism.
Background technology
Grouting is that slurries are sent in the crack of building lot, fault belt or building seam, crack in itself
Engineering, in filling process, the slurries in grout pipe are mainly delivered to by ground by drilling rod, due to drilling rod in use
Rotation can not be stopped, the pumping flexible pipe of concrete pumping car is non-rotatable, accordingly, it would be desirable to using filling device by drilling rod and grout pipe
Couple together.
Filling device includes two ends, and one end is connected with grout pipe, and the other end is connected with drilling rod, and the one end being connected with filling device
Will can around the other end with swivel joint rotate, because the pile pulling power of hoist engine can be applied on filling device so that filling device with
Grout pipe connection part not only needs to bear larger axial tension, in addition it is also necessary to larger concrete grout carrying capacity is born, in axle
In the presence of to pulling force and concrete grout carrying capacity, if the sealing property in place of filling device is connected with grout pipe is poor, slurries punching
Enter in the bearing of filling device, cause filling device normally to use, it is necessary to stop cleaning, replacing bearing, not only influence piling
Progress and construction quality, can also increase construction cost.
The content of the invention
For defect present in prior art, it is an object of the invention to provide a kind of grouting with sealing mechanism
Device, filling device be connected with grout pipe in place of sealing preferably, slurries can be avoided to pour the bearing of filling device in.
To achieve the above objectives, the present invention is adopted the technical scheme that：
A kind of filling device with sealing mechanism, including：
One main shaft, its top is used to be connected with grout pipe, and the other end is used to be connected with drilling rod；
One connecting tube, in the top insertion main shaft that it passes through main shaft, and for connecting main shaft and grout pipe, the connecting tube
It is raised including bottom annular；
One seal clearance, it is located in main shaft part corresponding with connecting tube bottom, the seal clearance filled with as
Dry seal part, the seal includes being sequentially distributed in the upper seal and lower seal of the raised top of bottom annular, lower section
Part.
On the basis of above-mentioned technical proposal, the filling device also includes a housing, and the housing is socketed in the main shaft
Outside, and at least two bearings are provided between the housing and main shaft, the bearing is used to support the main shaft with drilling rod
Rotated around connecting tube.
On the basis of above-mentioned technical proposal, the filling device also includes adapter assembly and connecting seat, the adapter assembly
On grout pipe, the connecting seat is located at the top of main shaft, and the adapter assembly and connecting seat are by the top of the connecting tube
Crimp, and the bottom of the connecting seat is connected with the top of housing.
On the basis of above-mentioned technical proposal, the main shaft top is connected part with housing and is provided with two shading rings.
On the basis of above-mentioned technical proposal, the main shaft bottom is connected part with housing and is provided with end cap.
On the basis of above-mentioned technical proposal, the end cap is connected by outside framework oil seal with main shaft, by nuts and washers
It is connected with housing.
On the basis of above-mentioned technical proposal, sealing gland is provided with the top of the seal.
On the basis of above-mentioned technical proposal, the seal is made of polytetrafluoroethylene (PTFE).
Compared with prior art, the advantage of the invention is that：
(1) a kind of filling device with sealing mechanism of the invention, some seals set between connecting tube and main shaft,
And lubricating oil is impregnated with seal, when main shaft is rotated with drilling rod, due to the lubrication of lubricating oil, the rotation of main shaft is more
Smooth, and frictional force reduces when there is relative motion between adjacent seals, the abrasion between seal is smaller, and seal and
Frictional force between main shaft, connecting tube also reduces therewith, and abrasion reduces, and the sealing property of seal can be remained intact, and then
Sealing property in place of filling device can be kept to be connected with grout pipe, it is to avoid occurring gap between filling device and grout pipe causes slurry
Liquid is poured in the bearing of filling device, and in actual use, filling device of the invention can bear the concrete grout carrying capacity of 10MPa
With the axial tension of 160kN, and remained intact using 5 months under this condition, bearing easily poured with slurries in the prior art,
Causing filling device cannot normally use, it is necessary to clear up or change filling device, the progress and construction quality of influence piling increase construction
Cost is compared, and can effectively improve piling progress and construction quality, while reducing construction cost.
Brief description of the drawings
Fig. 1 is the structural representation of the filling device with sealing mechanism in the embodiment of the present invention；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the enlarged drawing at B in Fig. 2.
In figure：1- main shafts, 2- grout pipes, 3- connecting tubes, 3a- bottom annulars are raised, 4- seal clearances, 5- seals, 5a-
Lower seal, 5b- upper seals, 6- housings, 7- bearings, 8- sealing glands, 9- adapter assemblies, 10- connecting seats, 11- every
From ring, 12- end caps, 13- seal washers.
Specific embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
Shown in Figure 1, the embodiment of the present invention provides a kind of filling device with sealing mechanism, including a main shaft 1 and
Connecting tube 3, the top of main shaft 1 is used to be connected with grout pipe 2, and bottom is used to be connected with drilling rod, and connecting tube 3 is from the top of main shaft 1
In insertion main shaft 1, and for connecting main shaft 1 and grout pipe 2, the top and bottom and bottom of connecting tube 3 have radially
Annular projection, for being connected and fixing with corresponding part, connecting tube include bottom annular projection 3a.
Filling device also includes adapter assembly 9 and connecting seat 10, and adapter assembly 9 is located on grout pipe 2, and connecting seat 10 is located at master
The annular projection at the top of connecting tube 3 is compressed and fixed by the top of axle 1, adapter assembly 9 and connecting seat 10, the top of connecting tube 3
Part is connected with adapter assembly 9 and is provided with seal washer 13, adapter assembly 9 and connecting seat 10 are fixed by screw.
Shown in Figure 2, connecting tube 3 is located between the outer wall inside main shaft 1 and the inwall of main shaft 1 seal clearance 4,
Be filled with some seals 5 in seal clearance 4, seal 5 includes being sequentially distributed above bottom annular projection 3a, lower section it is upper
Portion seal 5b and lower seal 5a, the top of seal 5 are provided with sealing gland 8, and seal 5 uses polytetrafluoroethylene (PTFE) system
Into, lubricating oil is impregnated with seal 5, seal clearance 4 is interior filled with as dry seal part 5.
Shown in Figure 3, in the present embodiment, seal 5 includes a lower seal 5a and five upper seal 5b, its
In, five upper seal 5b wind or stack together by constituting, in actual use upper seal 5b, lower seal
The quantity of 5a is set according to actual needs, can be one or more.
Lower seal 5a can play cushioning effect to the concrete grout carrying capacity of the transmission of connecting tube 3 and axial tension,
Avoid stress from excessively concentrating between upper seal 5b and connecting tube 3, and then be prevented effectively from connecting tube 3 and upper seal 5b
Frictional force it is excessive, the service life of extension connecting tube 3 and upper seal 5b.
The some seals 5 set between the connecting tube 3 and main shaft 1 of the present embodiment, and lubrication is impregnated with seal 5
Oil, when main shaft 1 is rotated with drilling rod, due to the lubrication of lubricating oil, the rotation of main shaft 1 is more smooth, and adjacent seals 5
Between there is frictional force during relative motion and reduce, the abrasion between seal 5 is smaller, and seal 5 and main shaft 1, connecting tube 3 it
Between frictional force also reduce therewith, abrasion reduces, and the sealing property of seal 5 can remain intact, and then can keep grouting
Device be connected with grout pipe in place of sealing property, it is to avoid occurring gap between filling device and grout pipe causes slurries to pour filling device
Bearing 7 in, in actual use, filling device of the invention can bear the concrete grout carrying capacity of 10MPa and the axle of 160kN
To pulling force, and remained intact using 5 months under this condition, bearing 7 is easily poured with slurries in the prior art, cause filling device
Cannot normally use, it is necessary to clear up or changes filling device, influence the progress and construction quality of piling, increase construction cost is compared,
Piling progress and construction quality can be effectively improved, while reducing construction cost.
The outside of main shaft 1 is socketed with a housing 6, and the top of housing 6 is connected with the bottom of connecting seat 10, housing 6 with it is main
At least two bearings 7 are provided between axle 1, bearing 7 is rotated with drilling rod for supports main shaft 1 around connecting tube 3, the top of main shaft 1
Part is connected with housing 6 and is provided with two shading rings 11, the bottom of main shaft 1 is connected part with housing 6 and is provided with end cap 12, and end cap 12 leads to
Cross outside framework oil seal to be connected with main shaft 1, end cap 12 is connected by nut shell 6, and packing ring is provided with nut.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
On the premise of the principle of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (8)
1. a kind of filling device with sealing mechanism, it is characterised in that including：
One main shaft (1), its top is used to be connected with grout pipe (2), and the other end is used to be connected with drilling rod；
One connecting tube (3), the top that it passes through main shaft (1) is inserted in main shaft (1), and for connecting main shaft (1) and grout pipe
(2), the connecting tube (3) includes bottom annular projection (3a)；
One seal clearance (4), it is located in main shaft (1) part corresponding with connecting tube (3) bottom, the seal clearance (4) and fills out
Filled with as dry seal part (5), the seal (5) including be sequentially distributed in bottom annular projection (3a) top, lower section it is upper
Portion's seal (5b) and lower seal (5a).
2. a kind of filling device with sealing mechanism as claimed in claim 1, it is characterised in that：The filling device also includes one
Housing (6), the housing (6) be socketed between the outside of the main shaft (1), and the housing (6) and main shaft (1) be provided with to
Few two bearings (7), the bearing (7) rotates with drilling rod for supporting the main shaft (1) around connecting tube (3).
3. a kind of filling device with sealing mechanism as claimed in claim 2, it is characterised in that：The filling device also includes connecing
Head assembly (9) and connecting seat (10), on grout pipe (2), the connecting seat (10) is positioned at main shaft for the adapter assembly (9)
(1) top, the adapter assembly (9) and connecting seat (10) crimp the top of the connecting tube (3), and the connecting seat
(10) bottom is connected with the top of housing (6).
4. a kind of filling device with sealing mechanism as claimed in claim 2, it is characterised in that：Main shaft (1) top with
Housing (6) connection part is provided with two shading rings (11).
5. a kind of filling device with sealing mechanism as claimed in claim 2, it is characterised in that：Main shaft (1) bottom with
Housing (6) connection part is provided with end cap (12).
6. a kind of filling device with sealing mechanism as claimed in claim 5, it is characterised in that：The end cap (12) is by bone
Frame oil sealing is connected with main shaft (1), is connected with housing (6) by nuts and washers.
7. a kind of filling device with sealing mechanism as claimed in claim 1, it is characterised in that：The top of the seal (5)
Portion is provided with sealing gland (8).
8. a kind of filling device with sealing mechanism as claimed in claim 1, it is characterised in that：The seal (5) uses
Polytetrafluoroethylene (PTFE) is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235702.3A CN106759353B (en) | 2016-12-28 | 2016-12-28 | A kind of filling device with sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235702.3A CN106759353B (en) | 2016-12-28 | 2016-12-28 | A kind of filling device with sealing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106759353A true CN106759353A (en) | 2017-05-31 |
| CN106759353B CN106759353B (en) | 2019-06-07 |
Family
ID=58924676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611235702.3A Active CN106759353B (en) | 2016-12-28 | 2016-12-28 | A kind of filling device with sealing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106759353B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236227A (en) * | 2018-08-02 | 2019-01-18 | 中国水利水电第十六工程局有限公司 | Rotatable orifice closure |
| CN109882704A (en) * | 2019-01-30 | 2019-06-14 | 生态环境部南京环境科学研究所 | A kind of mounting device and its application method for field shooting camera |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997034095A1 (en) * | 1996-03-12 | 1997-09-18 | Kalsi Engineering, Inc. | Rod seal cartridge for progressing cavity artificial lift pumps |
| JPH1183409A (en) * | 1997-09-03 | 1999-03-26 | Nippon Marine Techno Kk | Wear-down measuring plug for stern tube sealing device |
| CN201254722Y (en) * | 2008-09-17 | 2009-06-10 | 中国水利水电第八工程局有限公司 | Rotatable orifice closure |
| CN201554385U (en) * | 2009-12-17 | 2010-08-18 | 舟山海川船舶机械有限公司 | Rotary joint of circulating mud pipe of drilling pile machine |
| CN201560428U (en) * | 2009-11-23 | 2010-08-25 | 曹志强 | Hole-sealing grouting plug |
| CN203248117U (en) * | 2013-05-07 | 2013-10-23 | 北京运通兴铁科技有限公司 | Drilling water stopping device and drilling system |
| CN206457825U (en) * | 2016-12-28 | 2017-09-01 | 武汉武船重型装备工程有限责任公司 | A kind of filling device with sealing mechanism |
-
2016
- 2016-12-28 CN CN201611235702.3A patent/CN106759353B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997034095A1 (en) * | 1996-03-12 | 1997-09-18 | Kalsi Engineering, Inc. | Rod seal cartridge for progressing cavity artificial lift pumps |
| JPH1183409A (en) * | 1997-09-03 | 1999-03-26 | Nippon Marine Techno Kk | Wear-down measuring plug for stern tube sealing device |
| CN201254722Y (en) * | 2008-09-17 | 2009-06-10 | 中国水利水电第八工程局有限公司 | Rotatable orifice closure |
| CN201560428U (en) * | 2009-11-23 | 2010-08-25 | 曹志强 | Hole-sealing grouting plug |
| CN201554385U (en) * | 2009-12-17 | 2010-08-18 | 舟山海川船舶机械有限公司 | Rotary joint of circulating mud pipe of drilling pile machine |
| CN203248117U (en) * | 2013-05-07 | 2013-10-23 | 北京运通兴铁科技有限公司 | Drilling water stopping device and drilling system |
| CN206457825U (en) * | 2016-12-28 | 2017-09-01 | 武汉武船重型装备工程有限责任公司 | A kind of filling device with sealing mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236227A (en) * | 2018-08-02 | 2019-01-18 | 中国水利水电第十六工程局有限公司 | Rotatable orifice closure |
| CN109882704A (en) * | 2019-01-30 | 2019-06-14 | 生态环境部南京环境科学研究所 | A kind of mounting device and its application method for field shooting camera |
| CN109882704B (en) * | 2019-01-30 | 2024-04-05 | 生态环境部南京环境科学研究所 | Mounting device for field shooting camera and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106759353B (en) | 2019-06-07 |
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