CN219060009U - Embedded grouting steel pipe with adjustable grouting range - Google Patents
Embedded grouting steel pipe with adjustable grouting range Download PDFInfo
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- CN219060009U CN219060009U CN202223556785.XU CN202223556785U CN219060009U CN 219060009 U CN219060009 U CN 219060009U CN 202223556785 U CN202223556785 U CN 202223556785U CN 219060009 U CN219060009 U CN 219060009U
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Abstract
The utility model discloses an embedded grouting steel floral tube with an adjustable grouting range, which comprises a grouting steel floral tube with a plurality of grouting holes, wherein embedded auxiliary grouting tubes are embedded in the grouting steel floral tube, and the outer surface of each embedded auxiliary grouting tube is closely adhered to the inner hole wall of the grouting steel floral tube; and a limiting structure for resisting grouting pressure is arranged at the tail part of the embedded auxiliary grouting pipe. The length of the grouting steel floral tube is plugged into the embedded auxiliary grouting pipe by adjusting the length of the grouting steel floral tube, so that the effect of flexibly adjusting the length of the grouting section of the grouting steel floral tube according to actual grouting requirements is achieved, and the special requirement of grouting construction on limiting grouting range is further met. In addition, through the slip casting mouth on the embedded supplementary slip casting pipe, realize sending into embedded supplementary slip casting intraductal with the slurry pump, and then accomplish the slip casting operation of slip casting steel floral tube fast, its slip casting efficiency is high, simple structure is reliable, and the maneuverability is high.
Description
Technical Field
The utility model relates to an embedded grouting steel pipe with an adjustable grouting range, and belongs to the technical field of grouting construction equipment.
Background
Grouting construction is widely applied in engineering construction as an important construction measure for improving the mechanical property of a rock-soil body, wherein grouting is assisted by using a grouting steel pipe, and is the most commonly used grouting method in engineering. The principle of grouting steel flowtube grouting is that the steel flowtube is driven into a specific rock-soil body, and then grout is effectively diffused into cracks or gaps of the rock-soil body by means of grouting holes which are arranged on the steel flowtube in a quincuncial shape. In consideration of the diffusion pressure of the slurry and the requirement of a specific grouting range, the grouting steel flowtube is further divided into a grouting section and a slurry stopping section, and the slurry stopping section is required to meet the requirement of the slurry not diffusing outwards. The conventional grouting steel floral tube needs to limit the length of a grouting stop section in the tube body processing process, once the tube body processing is finished, the grouting steel floral tube cannot be further adjusted, and the conventional grouting steel floral tube has larger defects when meeting special grouting requirements such as gradual change of grouting range. In addition, in the grouting process, a specific grouting nozzle and a grouting stop valve are needed, the structure is not considered in the conventional grouting steel pipe, a disposable grouting auxiliary structure is often needed to be reinforced temporarily, and the construction efficiency and the material utilization rate are low.
It can be seen that the existing grouting steel floral tube has a relatively simple structure and certain functional defects. In view of the above, it is of great practical importance to study an in-line grouting steel flowtube with an adjustable grouting range.
Disclosure of Invention
In view of the above, the utility model aims to provide an embedded grouting steel pipe with an adjustable grouting range, which can overcome the defects of the prior art.
The utility model aims at realizing the following technical scheme:
the embedded grouting steel floral tube with the adjustable grouting range comprises a grouting steel floral tube with a plurality of grouting holes, wherein embedded auxiliary grouting tubes are embedded in the grouting steel floral tube, and the outer surfaces of the embedded auxiliary grouting tubes are closely adhered to the inner hole walls of the grouting steel floral tube; and a limiting structure for resisting grouting pressure is arranged at the tail part of the embedded auxiliary grouting pipe.
The limiting structure comprises a lantern ring structure for connecting the tail parts of the grouting steel floral tube and the embedded auxiliary grouting pipe.
The post is arranged at the rear end of the grouting steel pipe, the drawing seat is arranged at the tail end of the embedded auxiliary grouting pipe, the mounting hole opposite to the post is arranged on the drawing seat, and a steel rope lantern ring with adjustable length is arranged between the mounting hole of the drawing seat and the post, so that the embedded auxiliary grouting pipe and the grouting steel pipe are mutually connected.
The steel rope lantern ring comprises a first connecting seat fixedly connected to the mounting hole of the drawing seat, a steel rope with enough reserved adjusting length is wound on the first connecting seat, and a mounting ring matched with the upright post is arranged at the other end of the steel rope.
The number of the steel rope lantern rings is at least two, and the steel rope lantern rings are uniformly distributed in an annular shape.
The grouting steel floral tube comprises a tube body, wherein the tube body is provided with a quincuncial grouting hole, the front end head of the tube body is of a conical head structure, and at least two upright posts which are annularly and uniformly distributed are welded on the outer circumferential side of the rear end of the tube body.
A slurry stop plug is arranged at the tail end of the pipe body.
The slurry stop plug is made of wood or plastic.
The embedded auxiliary grouting pipe comprises a steel pipe and a grouting nozzle arranged on a drawing seat at the tail end of the steel pipe, and mounting holes opposite to the upright posts are arranged on the outer circumference of the drawing seat.
The outer surface of the steel pipe is provided with scale marks.
Compared with the prior art, the embedded grouting steel floral tube with the adjustable grouting range comprises a grouting steel floral tube with a plurality of grouting holes, wherein embedded auxiliary grouting tubes are embedded in the grouting steel floral tube, and the outer surfaces of the embedded auxiliary grouting tubes are closely adhered to the inner hole walls of the grouting steel floral tube; and a limiting structure for resisting grouting pressure is arranged at the tail part of the embedded auxiliary grouting pipe. The length of the grouting steel floral tube is plugged into the embedded auxiliary grouting pipe by adjusting the length of the grouting steel floral tube, so that the effect of flexibly adjusting the length of the grouting section of the grouting steel floral tube according to actual grouting requirements is achieved, and the special requirement of grouting construction on limiting grouting range is further met. In addition, through the slip casting mouth on the embedded supplementary slip casting pipe, realize sending into embedded supplementary slip casting intraductal with the slurry pump, and then accomplish the slip casting operation of slip casting steel pipe fast, slip casting efficiency is high.
The beneficial effects of the utility model are as follows:
(1) The utility model can realize flexible adjustment of the grouting section length of the grouting steel floral tube by controlling the nesting length of the embedded auxiliary grouting pipe and the grouting steel floral tube, thereby controlling the grouting diffusion range according to the construction requirement mobility;
(2) According to the utility model, the grouting nozzle is arranged at the tail part of the embedded auxiliary grouting pipe, and the reliable connection between the slurry pumping pipe and the grouting steel pipe can be realized through the auxiliary grouting pipe, so that the preparation process of grouting construction is simplified, and the grouting construction efficiency is greatly improved;
(3) According to the utility model, the steel rope lantern ring is arranged at the tail part of the pipeline of the embedded auxiliary grouting pipe, and the embedded auxiliary grouting pipe is connected with the steel rope lantern ring of the grouting steel pipe, so that the embedded auxiliary grouting pipe can be effectively prevented from being extruded out of the grouting toughened pipe under the action of high-pressure grouting pressure, the smooth operation of high-pressure grouting is ensured, and the embedded auxiliary grouting pipe has a simple and reliable structure and high operability;
(4) The embedded auxiliary grouting pipe is embedded in the grouting steel pipe, the plugging and unplugging processes of the embedded auxiliary grouting pipe do not directly contact with a rock-soil body, and the disturbance of the mechanical adjustment process of the grouting steel pipe grouting section length to surrounding rocks is small.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a grouting steel flowtube;
FIG. 3 is a schematic view of an in-line auxiliary grouting pipe;
fig. 4 is a schematic diagram showing a connection structure between an embedded auxiliary grouting pipe and a grouting steel pipe.
Detailed Description
Hereinafter, preferred embodiments of the present utility model will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
As shown in fig. 1-4, an embedded grouting steel flowtube with an adjustable grouting range comprises a grouting steel flowtube 1 with a plurality of grouting holes, wherein an embedded auxiliary grouting pipe 2 is embedded in the grouting steel flowtube 1, and the outer surface of the embedded auxiliary grouting pipe 2 is closely adhered to the inner hole wall of the grouting steel flowtube 1; and a limiting structure for resisting grouting pressure is arranged at the tail part of the embedded auxiliary grouting pipe.
The limiting structure comprises a lantern ring structure for connecting the tail parts of the grouting steel floral tube and the embedded auxiliary grouting tube.
The post 103 is arranged at the rear end of the grouting steel floral tube 1, the drawing seat 203 is arranged at the tail end of the embedded auxiliary grouting tube 2, the mounting hole opposite to the post 103 is arranged on the drawing seat 203, and the steel rope lantern ring 3 with adjustable length is arranged between the mounting hole of the drawing seat 203 and the post 103, so that the embedded auxiliary grouting tube 2 and the grouting steel floral tube 1 are mutually connected. Wherein, the upright post 103 can be fixedly connected with the rear end of the grouting steel floral tube 1 in a welding mode; the drawing seat 203 is a limiting boss structure slightly larger than the outer diameter of the embedded auxiliary grouting pipe 2, so that the embedded auxiliary grouting pipe 2 is sleeved in the grouting steel floral pipe 1 and limited by the limiting boss structure, and meanwhile, the embedded auxiliary grouting pipe 2 can be gradually pulled away from the grouting steel floral pipe 1 by means of the drawing seat 203, so that the length of a grouting section is adjusted.
The steel rope lantern ring 3 comprises a first connecting seat 301 fixedly connected to the mounting hole of the drawing seat 203, a steel rope 302 with enough reserved adjusting length is wound on the first connecting seat 301, and a mounting ring 303 matched with the upright post 103 is arranged at the other end of the steel rope 302. The structure is simple, the installation is convenient and quick, and when the device is used, the installation ring 303 is directly sleeved on the upright post 103, the length of the steel rope 302 is adjusted, and the first connecting seat 301 is fixed on the installation hole of the drawing seat 203.
The number of the steel rope lantern rings 3 is at least two and are uniformly distributed in an annular shape.
The grouting steel floral tube 1 comprises a tube body 101, grouting holes are formed in the tube body 101, the front end of the tube body is of a conical head structure 102, and at least two columns 103 which are annularly and uniformly distributed are welded on the outer circumferential side of the rear end of the tube body.
A slurry stop 104 is arranged at the tail end of the pipe body 101. The grout stop 103 may be of wood or plastic material.
The embedded auxiliary grouting pipe 2 comprises a steel pipe 201, a grouting nozzle 202 is arranged on a drawing seat 203 at the tail end of the steel pipe, and mounting holes opposite to the upright post 103 are arranged on the outer circumference of the drawing seat 203. The first connecting seat 301 is fixedly connected in the mounting hole of the drawing seat 203 in a screw connection manner, and the mounting ring 303 can be directly sleeved on the upright post 103.
The construction steps are as follows:
1) Driving grouting steel flowtube 1 into a specific rock-soil body according to grouting construction requirements at certain intervals;
2) Determining the concrete setting requirements of the grouting section length and the grouting section length of the grouting steel pipe flowers 1 according to the grouting range requirements, then plugging the embedded auxiliary grouting pipe 2 into the grouting steel pipe flowers 1, accurately adjusting the length of the embedded auxiliary grouting pipe 2 which is sleeved into the grouting steel pipe flowers 1 through a graduated scale 204 outside the embedded auxiliary grouting pipe 2, then adjusting the length of a steel rope 302, fixing a first connecting seat 301 at one end of the steel rope 302 on a drawing seat 203, and sleeving and fixing a mounting ring 303 at the other end on a stand column 103, so that the embedded auxiliary grouting pipe 2 and the grouting steel pipe flowers 1 are connected with each other through the steel rope 302;
3) The slurry pumping pipe is connected with the grouting nozzle 202, so that the slurry is pumped for formal grouting construction;
4) When the preset grouting pressure is reached or the grouting amount reaches the designed grouting amount and the grouting amount is smaller, the grouting construction of the rock-soil body is considered to be completed, the mounting ring 303 is taken off from the upright post 103, the steel rope 302 is completely wound on the first connecting seat 301, and the mounting ring 303 is sleeved on the first connecting seat 301, so that the steel rope 302 can be prevented from loosening;
4) Gradually extracting the embedded auxiliary grouting pipe 2 from the grouting steel pipe flowers 1 by means of the drawing seat 203, wherein the low-pressure grouting operation is kept in the extracting process so as to ensure that the inside of the grouting toughened pipe 1 is filled with grout after the embedded auxiliary grouting pipe 2 is extracted;
5) Immediately plugging the tail of the grouting steel floral tube 1 by using a wooden grout stop 104 after the embedded auxiliary grouting pipe 2 is extracted; simultaneously, the slurry inside the embedded auxiliary grouting pipe 2 is immediately flushed by water flow, so that the recycling of the embedded auxiliary grouting pipe 2 is realized.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variations and modification made to the above embodiment according to the technical matter of the present utility model without departing from the technical scope of the present utility model still fall within the scope of the technical scheme of the present utility model.
Claims (10)
1. The utility model provides an embedded slip casting steel floral tube of slip casting scope adjustable, includes slip casting steel floral tube (1) that has a plurality of slip casting holes, its characterized in that: an embedded auxiliary grouting pipe (2) is embedded in the grouting steel perforated pipe (1), and the outer surface of the embedded auxiliary grouting pipe (2) is closely adhered to the inner hole wall of the grouting steel perforated pipe (1); and a limiting structure for resisting grouting pressure is arranged at the tail part of the embedded auxiliary grouting pipe.
2. The grouting range adjustable embedded grouting steel flowtube according to claim 1, wherein: the limiting structure comprises a lantern ring structure for connecting the tail parts of the grouting steel floral tube (1) and the embedded auxiliary grouting tube (2).
3. The grouting range adjustable embedded grouting steel flowtube according to claim 2, wherein: the post (103) is arranged at the rear end of the grouting steel floral tube (1), the drawing seat (203) is arranged at the tail end of the embedded auxiliary grouting tube (2), the mounting hole opposite to the post (103) is arranged on the drawing seat (203), and the steel rope lantern ring (3) with adjustable length is arranged between the mounting hole of the drawing seat (203) and the post (103), so that the embedded auxiliary grouting tube (2) and the grouting steel floral tube (1) are mutually connected.
4. An in-line grouting steel flowtube with adjustable grouting range as claimed in claim 3, wherein: the steel rope lantern ring (3) comprises a first connecting seat (301) fixedly connected to a mounting hole of the drawing seat (203), a steel rope (302) with enough reserved adjusting length is wound on the first connecting seat (301), and a mounting ring (303) matched with the upright post (103) is arranged at the other end of the steel rope (302).
5. The grouting range adjustable embedded grouting steel flowtube of claim 4, wherein: the number of the steel rope lantern rings (3) is at least two and are uniformly distributed in an annular shape.
6. The grouting range adjustable embedded grouting steel flowtube of claim 5, wherein: the grouting steel floral tube (1) comprises a tube body (101), grouting holes are formed in the tube body (101) in a quincuncial arrangement, the front end head of the tube body is of a conical head structure (102), and at least two upright posts (103) which are annularly and uniformly distributed are welded on the outer circumferential side of the rear end of the tube body.
7. The grouting range adjustable embedded grouting steel flowtube of claim 6, wherein: a slurry stop plug (104) is arranged at the tail end of the pipe body (101).
8. The grouting range adjustable embedded grouting steel flowtube of claim 7, wherein: the grout stop plug (104) is made of wood or plastic.
9. The grouting range adjustable embedded grouting steel flowtube of claim 5, wherein: the embedded auxiliary grouting pipe (2) comprises a steel pipe (201), a grouting nozzle (202) is arranged on a drawing seat (203) at the tail end of the steel pipe, and mounting holes opposite to the upright posts (103) are formed in the outer circumference of the drawing seat (203).
10. The grouting range adjustable embedded grouting steel flowtube of claim 9, wherein: the outer surface of the steel pipe (201) is provided with scale marks (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223556785.XU CN219060009U (en) | 2022-12-30 | 2022-12-30 | Embedded grouting steel pipe with adjustable grouting range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223556785.XU CN219060009U (en) | 2022-12-30 | 2022-12-30 | Embedded grouting steel pipe with adjustable grouting range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219060009U true CN219060009U (en) | 2023-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223556785.XU Active CN219060009U (en) | 2022-12-30 | 2022-12-30 | Embedded grouting steel pipe with adjustable grouting range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219060009U (en) |
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2022
- 2022-12-30 CN CN202223556785.XU patent/CN219060009U/en active Active
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