CN211397508U - Device for secondary hole cleaning of underground wall-connected groove section by utilizing pouring guide pipe - Google Patents
Device for secondary hole cleaning of underground wall-connected groove section by utilizing pouring guide pipe Download PDFInfo
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- CN211397508U CN211397508U CN201922236569.9U CN201922236569U CN211397508U CN 211397508 U CN211397508 U CN 211397508U CN 201922236569 U CN201922236569 U CN 201922236569U CN 211397508 U CN211397508 U CN 211397508U
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Abstract
A device for performing secondary hole cleaning on a groove section of an underground continuous wall by utilizing a pouring guide pipe comprises the pouring guide pipe, one end of the pouring guide pipe is arranged in the groove hole of the groove section of the underground continuous wall, the other end of the pouring guide pipe is communicated with a seal head, a fixed inner pipe device is arranged at the top of the seal head, one end of an inner pipe sequentially penetrates through the seal head and the pouring guide pipe from top to bottom to the bottom of the pouring guide pipe, the other end of the inner pipe extends out of the seal head, and an inner pipe fixing plate; the utility model provides an utilize and pour the device that the pipe carries out clear hole of underground even wall groove section secondary can solve and be difficult to mix, clear hole effect poor problem, quick discharge hole bottom sediment, device simple structure, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of the diaphragm wall construction technique and specifically relates to an utilize and pour device that pipe carries out clear hole of secret wall groove section secondary.
Background
After the construction of the groove section of the underground continuous wall is finished and before underwater concrete pouring is carried out, a reinforcement cage, a pre-buried grouting pipe, a joint pipe, a pouring guide pipe and the like are usually required to be arranged in the groove, and the time generally occupied is long. The mud in the groove is in a static state for a long time, suspended matters such as mud and sand in the mud gradually precipitate to the bottom of the groove to form thicker sediments, if secondary hole cleaning is not carried out, a layer of slag inclusion layer can be formed at the bottom of the wall, and the quality of the diaphragm wall is directly influenced. In order to ensure the quality of the wall, secondary hole cleaning is required. Because the components such as a reinforcement cage and the like are arranged below the groove, special equipment cannot be arranged below the groove for secondary hole cleaning. The traditional secondary hole cleaning method is to inject slurry into the bottom of a slotted hole through a pouring guide pipe by using a slurry pump and clean holes in a positive circulation mode. The method for cleaning the hole can only stir the sediments near the guide pipe at the bottom of the groove, and sediments at the position far away from the bottom of the guide pipe are difficult to stir, so that the hole cleaning effect is poor, and the quality of the wall body is directly influenced.
Disclosure of Invention
The utility model aims to solve the technical problem that an utilize and pour the pipe and carry out clear hole of underground wall groove section secondary is provided, can solve and be difficult to mix, clear hole effect poor problem, quick discharge hole sediment, device simple structure, convenient operation at the bottom of.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a device for performing secondary hole cleaning on a groove section of an underground continuous wall by utilizing a pouring guide pipe comprises the pouring guide pipe, one end of the pouring guide pipe is arranged in the groove hole of the groove section of the underground continuous wall, the other end of the pouring guide pipe is communicated with a seal head, a fixed inner pipe device is arranged at the top of the seal head, one end of an inner pipe sequentially penetrates through the seal head and the pouring guide pipe from top to bottom to the bottom of the pouring guide pipe, the other end of the inner pipe extends out of the seal head, and an inner pipe fixing plate;
the end socket comprises an end socket pipe body, the top of the end socket pipe body is provided with a fixed inner pipe device, the fixed inner pipe device is a circular groove body with the inner diameter larger than that of the end socket pipe body, the bottom surface of the fixed inner pipe device is provided with a plurality of fixed screw rods, the bottom of the end socket pipe body is communicated with a pouring guide pipe, and one side of the end socket pipe body is communicated with a branch pipe to form a three-;
a lifting device arranged below the inner pipe is arranged on the fixed inner pipe device;
a plurality of screw holes matched with the fixing screws are formed in the inner pipe fixing plate.
Preferably, the inner pipe is formed by connecting a plurality of single pipe body threads, semicircular hanging rings are welded on two sides of each single pipe body, an inner pipe fixing plate matched with the inner pipe fixing device is arranged on the upper portion of the uppermost single pipe body, and the semicircular hanging rings of the uppermost single pipe body are arranged above the inner pipe fixing plate.
Preferably, the inner tube is provided with the hoisting device and includes the mounting panel of being connected along outside with the circular cell body of fixed inner tube device, and the mounting panel both sides respectively are provided with the bolt piece in area bolt hole, and splint comprise the splint body of seting up semi-circular hole in the middle of two, and the diameter ratio of the circular hole that two semi-circular hole amalgamations formed is slightly big but slightly littleer than the external diameter of the semi-circular rings of inner tube both sides, be equipped with on the splint body with bolt hole matched with bolt on the bolt piece.
Preferably, a handle is further arranged on the splint body.
The utility model provides an utilize and pour the device that the pipe carries out clear hole of underground wall groove section secondary, beneficial effect as follows:
1. the inner pipe is manufactured in sections, so that the inner pipe can be conveniently arranged and pulled up, the inner pipes with different lengths can be arranged according to different groove depths, and the inner pipe is suitable for secondary hole cleaning of groove sections without the groove depths.
2. Simple structure, convenient operation only need install inner tube, head when carrying out the clear hole of secondary, also only need demolish inner tube and head after the clear hole, can carry out the underwater concrete placement of groove section.
3. Can discharge the sediment at the bottom of the hole quickly and has high speed.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner tube of the present invention;
fig. 3 is a schematic view of the seal head of the present invention;
fig. 4 is a schematic view of the inner tube fixing device and the lifting device arranged below the inner tube according to the present invention, wherein no clamping plate is arranged on the lifting device arranged below the inner tube;
fig. 5 is a schematic view of the splint of the present invention.
Detailed Description
Example one
As shown in fig. 1-5, a device for secondary hole cleaning of a groove section of an underground continuous wall by using a pouring guide pipe comprises a pouring guide pipe 1 with one end arranged below a groove hole 14 of a groove section of an underground continuous wall 13, the other end of the pouring guide pipe 1 is communicated with an end enclosure 3, a fixed inner pipe device 9 is arranged at the top of the end enclosure 3, one end of an inner pipe 2 sequentially penetrates through the end enclosure 3 and the pouring guide pipe 1 from top to bottom to the bottom of the pouring guide pipe 1, the other end of the inner pipe 2 extends out of the end enclosure 3, and an inner pipe fixing plate 6 matched with the fixed inner pipe device 9 is;
the end socket 3 comprises an end socket pipe body 15, a fixed inner pipe device 9 is arranged at the top of the end socket pipe body 15, the fixed inner pipe device 9 is a circular groove body with the inner diameter larger than that of the end socket pipe body 15, a plurality of fixing screws 10 are arranged on the bottom surface of the fixed inner pipe device 9, the bottom of the end socket pipe body 15 is communicated with the pouring guide pipe 1, and one side of the end socket pipe body 15 is communicated with the branch pipe 8 to form a three-way;
the fixed inner pipe device 9 is provided with an inner pipe lower lifting device 4;
a plurality of screw holes 7 matched with the fixed screws 10 are arranged on the inner pipe fixing plate 6.
The inner pipe 2 is formed by connecting a plurality of single pipe bodies 2-1 in a threaded manner, semicircular hanging rings 5 are welded on two sides of each single pipe body 2-1, an inner pipe fixing plate 6 matched with the inner pipe fixing device 9 is arranged on the upper portion of the uppermost single pipe body 2-2, and the semicircular hanging rings 5 of the uppermost single pipe body 2-2 are arranged above the inner pipe fixing plate 6.
The lifting device 4 arranged below the inner pipe comprises a support plate 11 connected with the outer edge of a circular groove body for fixing the inner pipe device 9, bolt blocks 16 with bolt holes 17 are respectively arranged on two sides of the support plate 11, a clamping plate 12 consists of two clamping plate bodies 12-1 with a semicircular hole in the middle, the diameter of the circular hole 12-2 formed by splicing the two semicircular holes is slightly larger than the outer diameter of the inner pipe 2 but slightly smaller than the outer diameter of the semicircular hanging rings 5 on two sides of the inner pipe 2, and a bolt 18 matched with the bolt holes 17 in the bolt blocks 16 is arranged on the clamping plate body 12-1.
The pinch plate body 12-1 is further provided with a handle 19, and the handle 19 is preferably made of steel bars and has a length of 20 cm.
The inner diameter of the pouring guide pipe 1 is 250-300mm and is formed by connecting a plurality of pipe body threads; the inner pipe 2 is formed by connecting a plurality of single pipe bodies 2-1 through screw threads, each single pipe body 2-1 is made of DN40 steel pipes, each single pipe body is 3m long, and the single pipe bodies 2-1 are connected through screw threads; the inner tube fixed plate 6 is a circular steel plate with the diameter larger than the inner diameter of the pouring guide pipe 1 by 80mm, the number of the screw holes 7 is 4, the diameter is 20mm, and the screw holes are uniformly distributed on the surface of the circular steel plate.
The support plate 11 is square, the side length of the support plate is 100mm wider than the outer diameter of the inner pipe fixing plate 6, a hole with the diameter the same as the outer diameter of the circular groove body of the inner pipe fixing device 9 at the top of the seal head 3 is processed in the middle of the support plate, and the support plate is installed on the outer edge of the circular groove body of the inner pipe fixing device 9 and is welded with the circular groove body to form a whole.
The working process of the utility model is as follows:
a method for carrying out secondary hole cleaning by adopting the device comprises the following steps:
step 1: after the steel reinforcement cage members in the groove section of the underground continuous wall 13 are arranged downwards, arranging a pouring guide pipe 1 to the position of 30cm away from the bottom of the hole in the groove hole 14 downwards;
step 2: installing an end socket 3 on a pouring guide pipe 1, wherein the end socket 3 is an end socket provided with a fixed inner pipe device 9 at the top and a lifting device 4 arranged below the inner pipe, lifting two clamp plate bodies 12-1 on the lifting device 4 arranged below the inner pipe upwards to move to two sides of a support plate 11 of the lifting device 4 arranged below the inner pipe, arranging the inner pipe 2 below the pouring guide pipe 1, fixing and lengthening the inner pipe 2 by utilizing the clamp plates 12 in the lower arranging process, connecting the single pipe body 2-2 at the top of the inner pipe 2 with the lower inner pipe 2 after the inner pipe 2 is arranged in place, lifting the two clamp plate bodies 12-1 on the lifting device 4 arranged below the inner pipe upwards to move to two sides of the support plate 11 of the lifting device 4 arranged below the inner pipe, continuously arranging the inner pipe 2 downwards, and after a screw hole 7 on an inner pipe fixing plate 6 on the single pipe body 2-2 at the top is connected with a fixing screw 10 on, the inner pipe 2 is fixed by screwing down the nut;
and step 3: connecting an air pipe of the air compressor with the uppermost end exposed out of the inner pipe 2;
and 4, step 4: a slag outlet pipe is connected to a slurry purifier or a sedimentation tank through a branch pipe 8 of the seal head 3, and then the slurry outlet pipe is connected to a slotted hole 14 from the slurry purifier or the sedimentation tank;
and 5: measuring the thickness of the sediment at the bottom of the tank, if the sediment at the bottom of the tank buries the bottom of the pouring guide pipe 1, lifting the pouring guide pipe 1 upwards to enable the bottom of the pouring guide pipe 1 to be higher than the sediment surface;
step 6: starting an air compressor, injecting high-pressure air into the inner pipe 2, forming circulation flow by mud between the inner pipe 2 and the pouring guide pipe 1 under the action of the high-pressure air, and discharging the sediment at the bottom of the tank through a slag discharging pipe along a gap between the inner pipe 2 and the pouring guide pipe 1.
And 7: in the hole cleaning process, along with the reduction of sediment at the bottom of the hole, the pouring guide pipe 1 is timely lowered, and slurry is timely supplemented into the slotted hole 14 in the deslagging process;
and 8: and after hole cleaning is finished, loosening the nut for fixing the screw rod 10 on the inner pipe fixing device 9, taking out the inner pipe 2 from the pouring guide pipe 1, then removing the seal head 3, and performing underwater concrete pouring on the groove section, namely finishing secondary hole cleaning.
The step 2 of arranging the inner pipe 2 below the pouring guide pipe 1 comprises the following steps:
step a: firstly, arranging a single pipe body 2-1 below a pouring guide pipe 1, moving two clamp plate bodies 12-1 on a lifting device 4 below an inner pipe to a support plate 11 of the lifting device 4 below the inner pipe, combining semicircular holes on the two clamp plate bodies 12-1 to form a circular hole 12-2, and stopping the downward arrangement when the single pipe body 2-1 is lowered to a semicircular lifting ring 5 and reaches the circular hole 12-2;
step b: taking out a single pipe body 2-1 to be connected with a previous single pipe body 2-1, lifting upwards two clamp plate bodies 12-1 on a lifting device 4 arranged below the inner pipe to move to the two sides of a support plate 11 of the lifting device 4 arranged below the inner pipe, moving the two single pipe bodies 2-1 downwards, moving the two clamp plate bodies 12-1 on the lifting device 4 arranged below the inner pipe to the support plate 11 of the lifting device 4 arranged below the inner pipe after a semicircular hanging ring 5 of the first single pipe body 2-1 passes through a circular hole 12-2, combining the semicircular holes on the two clamp plate bodies 12-1 to form a circular hole 12-2, continuously moving the two single pipe bodies 2-1 downwards, and stopping the downward movement when the semicircular hanging ring 5 of the uppermost single pipe body 2-1 reaches the circular hole 12-2;
step c: and c, repeating the step b until the connection of the uppermost single pipe body 2-2 is completed.
In the step 2, when the screw hole 7 on the inner tube fixing plate 6 on the uppermost single tube body 2-2 is connected with the fixing screw 10 on the fixed inner tube device 9 and is screwed down by a nut, the water is stopped at the joint by a rubber gasket.
The sediment discharged by the sediment discharge pipe can be treated by any one of the following modes:
1. directly discharging to a sedimentation tank for sedimentation;
2. and (4) the slurry enters a slurry purifier, after the slurry is treated by the slurry purifier, the solid waste is directly conveyed away, and the slurry flows back to the slotted hole for reuse.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (3)
1. The utility model provides an utilize and pour device that pipe carried out clear hole of underground wall groove section secondary, its characterized in that: the device comprises a pouring guide pipe (1) with one end arranged below in a groove hole (14) of a groove section of an underground continuous wall (13), the other end of the pouring guide pipe (1) is communicated with an end enclosure (3), a fixed inner pipe device (9) is arranged at the top of the end enclosure (3), one end of an inner pipe (2) sequentially penetrates through the end enclosure (3) and the pouring guide pipe (1) from top to bottom to the bottom of the pouring guide pipe (1), the other end of the inner pipe (2) extends out of the end enclosure (3), and an inner pipe fixing plate (6) matched with the fixed inner pipe device (9) is arranged at the upper part;
the end socket (3) comprises an end socket pipe body (15), the top of the end socket pipe body (15) is provided with a fixed inner pipe device (9), the bottom of the end socket pipe body (15) is communicated with the pouring guide pipe (1), and one side of the end socket pipe body (15) is communicated with the branch pipe (8) to form a three-way pipe body;
the fixed inner pipe device (9) is provided with an inner pipe lower lifting device (4).
2. The device for secondary hole cleaning of the underground wall connecting groove section by using the pouring guide pipe as claimed in claim 1, is characterized in that: the inner pipe (2) is formed by connecting a plurality of single pipe bodies (2-1) in a threaded manner, semicircular hanging rings (5) are welded on two sides of each single pipe body (2-1), an inner pipe fixing plate (6) matched with the inner pipe fixing device (9) is arranged on the upper portion of the uppermost single pipe body (2-2), and the semicircular hanging rings (5) of the uppermost single pipe body (2-2) are arranged above the inner pipe fixing plate (6).
3. The device for secondary hole cleaning of the underground wall connecting groove section by using the pouring guide pipe as claimed in claim 2, is characterized in that: the lifting device (4) arranged below the inner pipe comprises a support plate (11) connected with the outer edge of a circular groove body for fixing the inner pipe device (9), bolt blocks (16) with bolt holes (17) are respectively arranged on two sides of the support plate (11), a clamping plate (12) is composed of two clamping plate bodies (12-1) with semicircular holes formed in the middle, the diameter of each circular hole (12-2) formed by splicing the two semicircular holes is slightly larger than the outer diameter of the inner pipe (2) but slightly smaller than the outer diameter of the semicircular hanging rings (5) on two sides of the inner pipe (2), and a bolt (18) matched with the bolt holes (17) in the bolt blocks (16) is arranged on each clamping plate body (12-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922236569.9U CN211397508U (en) | 2019-12-13 | 2019-12-13 | Device for secondary hole cleaning of underground wall-connected groove section by utilizing pouring guide pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922236569.9U CN211397508U (en) | 2019-12-13 | 2019-12-13 | Device for secondary hole cleaning of underground wall-connected groove section by utilizing pouring guide pipe |
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| CN211397508U true CN211397508U (en) | 2020-09-01 |
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| CN201922236569.9U Active CN211397508U (en) | 2019-12-13 | 2019-12-13 | Device for secondary hole cleaning of underground wall-connected groove section by utilizing pouring guide pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042753A (en) * | 2019-12-13 | 2020-04-21 | 中国葛洲坝集团市政工程有限公司 | Device and method for secondary hole cleaning of underground wall connecting groove section by utilizing pouring guide pipe |
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2019
- 2019-12-13 CN CN201922236569.9U patent/CN211397508U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042753A (en) * | 2019-12-13 | 2020-04-21 | 中国葛洲坝集团市政工程有限公司 | Device and method for secondary hole cleaning of underground wall connecting groove section by utilizing pouring guide pipe |
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